adamjee notes for class 9

Biology Notes Class-9 Chapter-1

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Biology Notes for Class 9 Chapter 1

Introduction to Biology:

If you are looking for Biology Notes for Class 9 Chapter-1 then you are on right place, and have found the your required result. on this post you can find the all type Solution for Biology class 9 problems. so read this post and take benefits for your studies and share with your Friends.

Here are important MCQs for Biology Notes for Class 9, chapter 1

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Biology Ch#01, 09th Class

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1 / 63

Which one is not a complex community?

2 / 63

In Biology, the word “Logos” means as________

3 / 63

Science is the study that includes _____________

4 / 63

Similar cells organized into groups and performing same function are known as ______________

5 / 63

Mustard plant is sown in_____________

6 / 63

Members of the same species living in same place are called ____________

7 / 63

Percentage composition of hydrogen in the protoplasm of living organisms ___________

8 / 63

Percentage composition of water in protoplasm of all living things______________

9 / 63

An example of plant tissue________

10 / 63

The study of Genes and their roles in inheritance is called_______________

11 / 63

Types of tissues present in frog_____________________

12 / 63

Study of occurrence and distributions of living organisms in different regions of world, is called __________

13 / 63

Profession dealing with production of useful products through micro-organisms, is called ___________

14 / 63

By what name “Bu Ali Sina” is famous in Europe?

15 / 63

The founder of medicine is___________

16 / 63

Scientific study of living organisms is called____________

17 / 63

The famous book “AJ-Abil” is written by____________

18 / 63

Total number of elements that occur in Nature are_________

19 / 63

Name of Book written by Bu-Ali-Sina is_____________

20 / 63

Which level of organization is not visible in plants?

21 / 63

The art of gardening is called ____________

22 / 63

Date of birth of Jaber-Bin-Hayan is ______________

23 / 63

The Surah of Quran which verifies classification is____________

24 / 63

Al-Nabatat and Al-Haywan are written by_____________

25 / 63

The study of inheritance is called_______________

26 / 63

Histology is the scientific study of______________

27 / 63

Number of major groups in which all the organisms have been divided__________

28 / 63

Birth place of Jabir-Bin-Hayan_____________

29 / 63

The branch of biology that deals with the study of social behavior of the animals that make societies, is called ______________

30 / 63

The branch of biology that deals with the study of form and structures of living organism is called_______________

31 / 63

Word “Biology” has been derived from________________

32 / 63

Molecular biology is also known as____________

33 / 63

Percentage composition of oxygen in the protoplasm of living organisms__________

34 / 63

The division of biology that deals with study of animals is called____________

35 / 63

Which one organism has colonial mode of life?

36 / 63

The study of internal structure is called______________

37 / 63

What is true About Amoeba?

38 / 63

“He made man from clay like the potter”. The verse is taken from____________

39 / 63

The study of the functions of different parts of living organisms is called____________

40 / 63

The cost and profit value of yield of wheat crop can be calculated through____________

41 / 63

The name of writer of “Al-Qanun-fi al-Tib” is ________________

42 / 63

The scientific name Brassica campestris is for the plant________________

43 / 63

Which one of the following is Macromolecule?

44 / 63

Which of the following is a micro-molecule?

45 / 63

The area of the environment in which organism lives_______________

46 / 63

Bio-molecules assemble in a particular way and form_____________

47 / 63

The element mostly present in an Individual form is____________

48 / 63

Organ of plant that takes part in sexual reproduction___________

49 / 63

The study of fossil is called______________

50 / 63

Stomach consists of______________

51 / 63

The study of structure and functions of cells and cell organelles is ___________

52 / 63

The study of remains of extinct organisms is called______________

53 / 63

Protons and Neutrons are included in level____________

54 / 63

In how many groups biomolecules are divided?

55 / 63

Elements that take part in making body mass of a living organisms______________

56 / 63

Study of Insects is called______________

57 / 63

Human population in Pakistan in 2010 comprised of_________________

58 / 63

Date of death of Bu-Ali-Sina is ____________

59 / 63

Amoeba is a _____________

60 / 63

The microscopic study of tissues is known as _______________

61 / 63

An example of plant tissue________

62 / 63

What is true about volvox?

63 / 63

Zone of life on earth is called ____________

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Biology Notes, Short Long MCQs for Class 9th

Biology, a new subject for 9th Class, having a lot of concepts, starting from a single definition of the important particle of our universe which is called ‘cell’. In the 8th grade usually, we have to study only one book of science that combines Biology, physics, and Chemistry. But as, we got into 9th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 9th Class feeling difficult to understand the concept of Biology. Then, these Biology notes for class 9 are enough, by Understanding Biology Notes for 9th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study Biology for your whole life that’s great, our country also need chemists.

Biology Short Questions class 9 pdf

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Conceptual Questions:

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Chapter wise PDF Notes / Problems / Solution of Biology 9th Class

                     Chapter-01 – Introduction to Biology

                     Chapter-02 – Solving a Biological Problem

                     Chapter-03 – Biodiversity

                     Chapter-04 – Cells And Tissues

                     Chapter-05 – Cell Cycle

                     Chapter-06 – Enzymes

                     Chapter-07 – Bioenergetics 

                     Chapter-08 – Nutrition

                     Chapter-09 – Transport

                     Pairing Scheme for 2022 – Biology 9th Class

 

Biology Notes Class-9 Chapter-2

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Biology Notes for Class 9 Chapter 2

Solving a Biological Problem:

If you are looking for Biology Notes for Class 9 Chapter-2 then you are on right place, and have found the your required result. on this post you can find the all type Solution for Biology class 9 problems. so read this post and take benefits for your studies and share with your Friends.

Here are important MCQs for Biology Notes for Class 9, chapter 2

Try and Practice/ Play this MCQs Series again and again to get the grip on this MCQs Chapter-02 of Biology 9th Class, Solving a Biological Problem.

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Biology Ch#02, 09th Class

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1 / 62

Malaria is caused by ____________

2 / 62

Who started to know the reason of malaria?

3 / 62

“If Plasmodium is the cause of malaria, then all the person ill with malaria should have plasmodium in their blood”. This statement is a called ____________

4 / 62

Ross found mosquitoes multiplying in ______

5 / 62

Biological method has been playing an important role for the last___________

6 / 62

The bark of ________ tree was very suitable for curing malaria.

7 / 62

"Mosquitoes transmit plasmodium and are involved in spread of malaria" This hypothesis was suggested by _____

8 / 62

A relation between two numbers in terms of quotient is called __________

9 / 62

Plasmodium is transferred by___________

10 / 62

Who is responsible for spread of malaria fever?

11 / 62

Mark the incorrect observation about malaria ___________

12 / 62

Physicians were familiar with malaria ___________years ago.

13 / 62

Which one of the following in not the characteristic of a good hypothesis?

14 / 62

The scientific method in which biological problems are solved is called _________

15 / 62

Bark of Quina- Quina was used for treating_______

16 / 62

Ronald Ross performed his experiments in ______________

17 / 62

The problem related to living organisms______________

18 / 62

Summarizing data through the calculation of a mean value is studied in ____________

19 / 62

Mosquito that transmits dengue fever is called __________

20 / 62

The word Malaria is derived from ______ language.

21 / 62

Computational and statistical techniques for the analysis of biological data are studied in__________

22 / 62

Most effective remedy against malaria until 20th century is ___________

23 / 62

Who discovered Plasmodium?

24 / 62

Proportion is expressed by putting a sign _____________

25 / 62

Laveran began to search for cause of malaria in __________

26 / 62

The tentative explanation of observation is called __________

27 / 62

French Army Physician who worked on malaria in 1878 is __________

28 / 62

Blood clotting in food canal of mosquito is prevented by___________

29 / 62

A theory is supported by a great deal of __________

30 / 62

Female Mosquitoes used by Ross in his experiments ___________

31 / 62

In “Malaria”, the word “mala” means____________

32 / 62

Anopheles mosquito causes a disease___________

33 / 62

Ronald Ross belonged to _____________

34 / 62

The bark of cinchona contains a chemical, named ___________

35 / 62

Malaria in sparrows spread by __________

36 / 62

The information such as names, dates or values made from observations and experimentation is called ___________

37 / 62

Weight of one liter of water is ___________

38 / 62

Female mosquitoes need the blood of ________ for the maturation of their eggs.

39 / 62

The freezing point of water is ___________

40 / 62

The malaria is spread in birds by _________

41 / 62

Scientists that use scientific method to make new theories are called _________

42 / 62

Weight of one liter of ethanol____________

43 / 62

Which disease has killed more people than any other disease of world?

44 / 62

An irrefutable theory is called _____________

45 / 62

Quinine is obtained from__________ bark.

46 / 62

In biological method the next step of hypothesis is called__________

47 / 62

When was America discovered?

48 / 62

The hypothesis that stands the test of time are called ___________

49 / 62

__________is most basic step of biological method.

50 / 62

Era of Biological method in scientific research is __________

51 / 62

How many observations were presented by A.F.A king about malaria?

52 / 62

Quantitative observations are considered ___________

53 / 62

In which year, A. F. A. King listed his 20 observations about malaria?

54 / 62

Biological Method comprises of ______

55 / 62

Galileo performed his experiments in__________

56 / 62

“If I examine cells from a blade of grass, then each one will have a nucleus”. This statement is a _______

57 / 62

In dengue fever, which cells are shortening?

58 / 62

Logical consequence drawn from hypothesis is called __________

59 / 62

A Hypothesis that is often tested and never rejected is called__________

60 / 62

Plasmodium was discovered in____________

61 / 62

A proposition that might be true is called ___________

62 / 62

Quinine is an effective remedy for ___________

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Biology Notes, Short Long MCQs for Class 9th

Biology, a new subject for 9th Class, having a lot of concepts, starting from a single definition of the important particle of our universe which is called ‘cell’. In the 8th grade usually, we have to study only one book of science that combines Biology, physics, and Chemistry. But as, we got into 9th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 9th Class feeling difficult to understand the concept of Biology. Then, these Biology notes for class 9 are enough. by Understanding Biology Notes for 9th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study Biology for your whole life that’s great, our country also need chemists & adamjee notes class 9 Biology 2022, adamjee notes for class 9 Biology, adamjee notes for class 9, adamjee notes.

Biology Short Questions class 9 pdf

If any student searching to topics like Biology Notes for 9th class,  Biology Notes for Class 9 pdf, Biology Notes for Class 9 MCQs, Biology Notes for class 9 Gujranwala board, Biology Notes for class 9 Lahore board, Class 9 Biology notes chapter 2, Biology class 9 chapter 2 pdf, Biology class 9 chapter-2 short questions, kips notes of Biology for 9 class, 9th class Biology solved exercises chapter 2, Biology class 9 chapter 2 Solving a Biological Problem, 9th class Biology notes in English pdf download, 9th class Biology solved exercises chapter 2 pdf, 9th class Biology solved exercises chapter 2,  9th class Biology notes in Urdu pdf download, Biology class 9 chapter-2 solved exercise pdf, Biology Notes for Class 9 Chapter-2, 9th class Biology notes in Urdu pdf download, Biology class 9 pdf, then all the solution if your problem is available within our website eStudent.pk

Conceptual Questions:

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Chapter wise PDF Notes / Problems / Solution of Biology 9th Class

                     Chapter-01 – Introduction to Biology

                     Chapter-02 – Solving a Biological Problem

                     Chapter-03 – Biodiversity

                     Chapter-04 – Cells And Tissues

                     Chapter-05 – Cell Cycle

                     Chapter-06 – Enzymes

                     Chapter-07 – Bioenergetics 

                     Chapter-08 – Nutrition

                     Chapter-09 – Transport

                     Pairing Scheme for 2022 – Biology 9th Class

 

Chemistry Notes 9th Class

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Chemistry Notes 9th Class MCQs, Short Long Conceptual Questions:

Chemistry is a selective and important subject for Metric with Science Students. At present, smartphones are used by people in a wide range. All of my friends, teachers, students, almost everyone has a smartphone. And it becomes so easy to surf the internet. Mostly students surf the internet to find educational Chemistry of 9th Class notes. They download it, take a print of notes and prepare for exams. But the difficulty is if they can’t find the Chemistry Notes of their interest. Or fortunately, if they find it, the notes quality or paper-printing of the document is so bad. It will become so hard to prepare exams from those Notes. Therefore, we are trying to solve your problem by providing you the notes of Chemistry for your educational career. So, check these Class 09 Chemistry Notes. You can find Chemistry Notes 9th Class MCQs Short Long Conceptual Questions.

Chemistry is an Important subject for 9th and 10th Class. Hopefully you Enjoy this page and Share with others Students. Chapters are as Follow:

9th Class – Chemistry Chapter 01 – Fundamentals of Chemistry

9th Class – Chemistry Chapter 02 – Structure of Atoms

9th Class – Chemistry Chapter 03 – Periodic Table and Periodicity of Properties

9th Class – Chemistry Chapter 04 – Structure of Molecules

9th Class – Chemistry Chapter 05 – Physical States of Matter

9th Class – Chemistry Chapter 06 – Solutions

9th Class – Chemistry Chapter 07 – Electrochemistry

9th Class – Chemistry Chapter 08 – Chemical Reactivity

9th Class – Chemistry Pairing Scheme

 

We are also trying out best  to Cover all these Topics for your students like as 9th Class Chemistry MCQs pdf download, 09th Class Chemistry MCQs Chapter wise pdf, 9th Class Chemistry, 9th Class Chemistry Notes pdf, Notes for 9th Class Chemistry Chapter-01, 9th Class Chemistry Book in English pdf download, 9th Class Chemistry solved Numericals, 9th Class Chemistry Book PDF, 9th Class Chemistry guess paper 2021 – Urdu Medium, 9th Class Chemistry Chapter wise Test pdf, 9th Class Chemistry Book Chapter-01, 9th Class Chemistry pairing Scheme 2021, 9th Class Chemistry paper Scheme 2021

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If you are looking for Chemistry Notes for Class 9 Chapter-3 then you are on right place, and have found the your required result. on this post you can find the all type Solution for chemistry class 9 problems. so read this post and take benefits for your studies and share with your Friends.

Important MCQs for Chemistry Notes for Class 9, 

MCQs in PDF Format

Short Question Answers in PDF Format

Chemistry Notes, Problems for Class 9th

Chemistry, a new subject for 9th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have to study only one book of science that combines chemistry, physics, and biology. But as, we got into 9th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 9th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 9 are enough. by Understanding chemistry Notes for 9th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

Chemistry class 9 pdf:

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Chapter wise PDF Notes / Problems / Solution of Chemistry 9th Class

adamgee notes for class 9:

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1 / 49

کیا دل کا مریض موٹر سائیکل چلا سکتا ہے؟

2 / 49

موٹر وہیکل آرڈینینس کی کس دفعہ کے تحت بغیر لائسنس کے ڈرائیونگ کرنا ممنوع ہے؟

3 / 49

دوران ڈرائیونگ اگر کوئی گاڑی آپ کو انتباہ کئے بغیر اچانک آپ کو اوور ٹیک کرے تو آپ اس صورت میں کیا کریں گے؟

4 / 49

آپ کسی بھی چوک میں سرخ بتی پر اپنی اپنی لین میں کھڑے ہیں، جیسے ہی اشارہ سبز ہوتا ہے تو کیا کرنا ہو گا؟

5 / 49

موٹر وے پر موٹر سائیکل کی رفتار کیا ہے؟

6 / 49

موٹر وہیکل آرڈینینس کی کس دفعہ کے تحت ون ویلنگ ممنوع ہے؟

7 / 49

مندرجہ ذیل میں سے سب سے پہلے گزرنے کا حق کس گاڑی کا ہے؟

8 / 49

اگر ٹریفک سگنل کی سرخ بتی جل رہی ہو تو گاڑی کہاں روکنی چاہئے؟

9 / 49

احتیاطی اشارے کیس شکل کے ہوتے ہیں؟

10 / 49

اپنے راستے کے حق کے لیے ڈرائیور کتنی مرتبہ پریشر ہارن کا استعمال کر سکتا ہے؟

11 / 49

موٹر وہیکل آرڈینینس کی کس دفعہ کے تحت گاڑی کو خطرناک حالت یں چھوڑنا ممنوع ہے

12 / 49

لین لائین سسٹم میں آگے والی گاڑی کو اوور ٹیک کیسے کیا جاسکتا ہے

13 / 49

سٹاپ لائین سے کیا مراد ہے؟

14 / 49

موٹر وہیکل آرڈینینس کے کس سیکشن کے تحت موٹر سائیکل پر ڈبل سواری کی اجازت ہے؟

15 / 49

لازمی اشارے کس شکل کے ہوتے ہیں

16 / 49

سڑک پر یو ٹرن لینے کے لئے کونسا اشارہ ضروری ہے ؟

17 / 49

اگر آپ نے چوک سے بائیں مڑنا ہے اور آپ غلطی سے چوک میں دائیں لین میں سب آگے ہیں۔ اب اشارہ سبز ہوتا ہے تو آپ کیا کریں گے؟

18 / 49

اگر سڑک کے درمیان مسلسل لائین ہے تو کیا اس صورت میں

19 / 49

سڑک پر موجود مسلسل لائین سے اگلی گاڑی کو اوور ٹیک کرنے کے لئے کیا کرنا چاہئے

20 / 49

کن صورتوں میں بیٹا باپ کے ڈرائیونگ لائسنس پر گاڑی چلا سکتا ہے؟

21 / 49

چڑھائی چڑھتے وقت اوور ٹیک کیسے کرسکتے ہیں؟

22 / 49

کس دفعہ کے تحت لاپرواہی اور غفلت سے ڈرائیونگ کرنے کے خلاف کاروائی کی جاسکتی ہے؟

23 / 49

(U Turn)

یو ٹرن سے کیا مراد ہے؟

24 / 49

اگر سڑک پر ٹریفک آہستہ چل رہی ہو یا ٹریفک رکی ہوئی ہو تو موٹر سائیکل سوار ـــــــــ

25 / 49

اگر آپ اپنے سے آگے والی گاڑی کو اوور ٹیک کرنا چاہ رہے ہیں اورآگے والی گاڑی راستہ نہیں دے رہی تو اس صورت میں آپ  کیا کریں گے؟

26 / 49

موٹر سائیکل پر پیچھے بیٹھے ہوئے سوار پر ـــــ

27 / 49

احتیاطی اشارے کس شکل کے ہوتے ہیں؟

28 / 49

موٹر سائیکل پر درائیور کے علاوہ کتنے لوگ سوار ہو سکتے ہیں

29 / 49

ہسپتال ، سکول اور کالج کے سامنے ہارن بجایا جاسکتا ہے

30 / 49

کلر بلائندنس (Color Blindness)

 کا مریض کن سڑکوں پر موٹر سائیکل نہیں چلا سکتا؟

31 / 49

کیا پل پر رات کے وقت موٹر سائیکل پارک کر سکتے ہیں؟

32 / 49

اگر آپ کے آگے گاڑی نے کسی کو راستہ دیا ہے اور گاڑی روک لی ہے آپ اس گاڑی کے پیچھے ہیں تو آپ کیا کریں گے؟

33 / 49

موٹر سائیکل چلانے کے لئے ہیلمٹ کیوں ضروری ہے؟

34 / 49

اگر یو ٹرن  نزدیک نہ ہو تو کتنے گز تک واپس مڑنے کے لئے ون وے جاسکتے ہیں؟

35 / 49

آپ کے آگے گاڑیوں کی لمبی لائن ہے اور ٹریفک لائن / لین سسٹم کے مطابق رواں ہے لیکن آپ نے دائیں مڑنا ہے تو آپ کیا کریں گے؟

36 / 49

موٹر سائیکل سوار کو سڑک کی کونسی لین استعمال کرنی چاہئے؟

37 / 49

اگر آپ موٹر سائیکل چلا رہے ہوں تو ــــــ

38 / 49

ٹریفک سگنل پر صرف زرد بتی مسلسل جلنے کا مطلب کیا ہے؟

39 / 49

پل پر گاڑی کو کیسے اوور ٹیک کیا جاسکتا ہے؟

40 / 49

اگر دو موٹر سائیکل سوار ایک ساتھ ٹریفک کے گول چلر میں داخل ہورہے ہوں اور گول چکر میں ٹریفک کا کوئی سائن نہ ہو تو پہلے کس طرف والی موٹر سائیکل گزرنے کا حق رکھتی ہے؟

41 / 49

(Multi Lane System)

ملٹی لین سسٹم  کیا ہے؟

42 / 49

ٹریفک سگنل پر سرخ بتی جل رہی ہو تو ڈرائیور کو گاڑی کس جگہ کھڑی کرنی چاہئے؟

43 / 49

موٹر وہیکل آرڈینینس کے کس سیکشن کے تحت موٹر سائیکل سوار کے لئے ہیلمٹ پہننا ضروری ہے؟

44 / 49

موٹر سائیکل چلاے ہوئے ہاتھ کے تمام اشارے کس ہاتھ سے دینے چاہیں؟

45 / 49

موٹر سائیکل وار تین لین والی روڑ پر اگر دائیں جانب یوٹرن لینا چاہے تو اس کس لین میں ہونا چاہیے؟

46 / 49

دو طرفہ سڑک پر سامنے سے آنےوالی گاڑی کے کس طرف سے گزرنا چاہئے؟

47 / 49

Traffic Violation

کرنے پر اگر آپ کو پولیس آفیسر رکنے کا اشارہ کرے تو آپ کیا کریں گے؟

48 / 49

اگر رات کے وقت ٹریفک اشارے کی سرخ بتی چل رہی ہو اور وہاں ٹریفک کانسٹیبل بھی موجود نہ ہو تو اس صورت میں کیا کرنا چاہیے؟

49 / 49

موٹر وہیکل آرڈینینس کی کس سیکشن کے تحت دوران ڈرائیونگ موبائل فون کا استعمال ممنوع ہے؟

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Chemistry Notes for Class-9 Chapter-1

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Fundamentals of Chemistry:

If you are looking for Chemistry Notes for Class 9 Chapter-1 then you are on right place, and have found the your required result. on this post you can find the all type Solution for chemistry class 9 problems. so read this post and take benefits for your studies and share with your Friends.

Here are important MCQs for Chemistry Notes for Class 9, chapter 1

Try and Practice/ Play this MCQs Series again and again to get the grip on this MCQs Chapter-01 of Chemistry,9th Class, Fundamentals of Chemistry.

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Chemistry Ch#01, 9th Class

Here MCQs for your Revision

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1 / 50

Which one of the following can be separated by physical-means?

2 / 50

One amu (atomic mass unit) is equivalent to_______

3 / 50

The valency of Noble Gases is__________

4 / 50

Percentage of Argon in nature is____________

5 / 50

Which one is extremely reactive species?

6 / 50

Mass of 3 moles of oxygen atoms is ___________

7 / 50

Fourth state of matter is__________

8 / 50

Valency of oxygen is___________

9 / 50

1-gram formula of NaCl contains grams________

10 / 50

Which type of molecular ions are present in plasma?

11 / 50

Empirical formula of glucose is______

12 / 50

Which one of following is an example of ionic compound?

13 / 50

Formula mass of K2SO4 is___________

14 / 50

Empirical formula of sand is________

15 / 50

How many atoms are present in one-gram atomic mass of a substance?

16 / 50

Example of heterogeneous mixture is ___________

17 / 50

Which one of the following is molar mass of O2 in amu?

18 / 50

How many molecules of water will be present in half mole of water?

19 / 50

Which one is a physical property?

20 / 50

Industrial chemistry deals with the Manufacturing of compounds_________

21 / 50

Value of Avogadro number is________

22 / 50

The most abundant element occurring in the oceans is_______

23 / 50

Atom is electrically______

24 / 50

The third abundant gas found in the earth's crust is_______

25 / 50

Number of protons in the nucleus of an atom is called ________

26 / 50

Which one is polyatomic molecule?

27 / 50

80 percent elements are____________

28 / 50

The molar mass of H2S04 is__________

29 / 50

How many atoms are present in one-gram atomic mass of a substance?

30 / 50

Example of mono atomic molecule is___________

31 / 50

A piece of matter in pure form is termed as _________

32 / 50

Empirical formula of acetic acid (CH3COOH) is _________

33 / 50

Which one of the following elements is found in most abundance in the earth's crust?

34 / 50

Formation of which of the following is affected by light_________

35 / 50

Example of covalent compound is _________

36 / 50

Which of the followings are tri-atomic molecule except?

37 / 50

Mixture can be separated by method_________

38 / 50

1-gram atom of carbon contains how many moles is_________

39 / 50

Which compound has same molecular and empirical formula?

40 / 50

40g of H3PO4 contains number of moles__________

41 / 50

The ratio of carbon and oxygen in CO2 ________

42 / 50

Nuclear Chemistry has application in__________

43 / 50

How many number of moles are equivalent to 8 grams of CO2?

44 / 50

The mass of one molecule of water is________

45 / 50

Brass is a mixture of___________

46 / 50

Which one of the following pairs has the same mass?

47 / 50

In which one of the following pairs has the same number of ions?

48 / 50

Valency of carbon is___________

49 / 50

Structure of atom is studied in which branch of chemistry?

50 / 50

Elements may be_________

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Chemistry Notes, Problems for Class 9th

Chemistry, a new subject for 9th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have to study only one book of science that combines chemistry, physics, and biology. But as, we got into 9th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book, chemistry class 9 chapter 1.

And, if you any student of 9th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 9 are enough. by Understanding chemistry Notes for 9th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

adamgee notes for class 10:

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Chapter wise PDF Notes / Problems / Solution of Chemistry 9th Class

                     Chapter-01 – Fundamentals of Chemistry

                     Chapter-02 – Structure of Atoms 

                     Chapter-03 – Periodic Table and Periodicity of Properties

                     Chapter-04 – Structure of Molecules 

                     Chapter-05 – Physical States of Matter 

                     Chapter-06 – Solutions 

                     Chapter-07 – Electrochemistry 

                     Chapter-08 – Chemical Reactivity 

                     Pairing Scheme for 2021 – Chemistry 9th Class

 

 

 

Chemistry Notes for Class-9 Chapter-2

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Chemistry Notes for Class-9 Chapter-2

Structure of Atoms:

If you are looking for Chemistry Notes for Class 9 Chapter-2 then you are on right place, and have found the your required result. on this post you can find the all type Solution for chemistry class 9 problems. so read this post and take benefits for your studies and share with your Friends.

Here are important MCQs for Chemistry Notes for Class 9, chapter 2

Try and Practice/ Play this MCQs Series again and again to get the grip on this MCQs Chapter-02 of Chemistry,9th Class, Structure of Atoms.

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Chemistry Ch#02, 9th Class

Here MCQs for your Revision

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Welcome

Please provide information & fill-up this form

1 / 41

Rutherford used a gold foil in his experiment, which has a thickness of___________

2 / 41

The number of electrons that a shell can accommodate is given by formula.

3 / 41

Which radio isotope is used for the diagnosis of tumor in the body?

4 / 41

Who predicted in 1920 that some neutral particle having mass equal to that of proton in an atom?

5 / 41

Rutherford won noble prize in __________

6 / 41

13C and 14C are both present in nature_______

7 / 41

Plum pudding theory was put forward by_________

8 / 41

Who performed first experiment to split atom?

9 / 41

How many times he mass of a proton is more than an electron?

10 / 41

Sir William Crooks performed experiments in a discharge tube at low pressure in_________

11 / 41

Symbol for Deuterium is ________

12 / 41

Neil Bohr won the noble prize in________

13 / 41

94Be + 42He ----> 126C+ ?

14 / 41

Which one of the following is the most penetrating?

15 / 41

Who discovered the proton?

16 / 41

How many sub shells are there in first energy level or k shell?

17 / 41

In 1912 Neil Bohr joined for post-doctoral research with _________

18 / 41

How many electrons can be accommodated in L-shell?

19 / 41

The concept of orbit was used by____________

20 / 41

Deuterium is used to make________

21 / 41

Quantum means_________

22 / 41

How many electrons can be accommodated in p-orbital?

23 / 41

Electronic configuration of Boron is______

24 / 41

The name atom was derived from the Latin word “Atomos”, which meaning _________

25 / 41

The percentage of pure 238/92U is found in nature_______

26 / 41

How many electrons can be accommodated in N-shell?

27 / 41

When U-235 breaks up, it produces_________

28 / 41

Which one of the following consists of three subshells?

29 / 41

John Dalton put forward his atomic theory in the beginning of________

30 / 41

The p subshell has_________

31 / 41

94Be + 42He ----> 126C+ ?

32 / 41

The value of Planck’s constant is_______

33 / 41

Which isotope is used for diagnosis of goiter?

34 / 41

The isotope C-12 is present in abundance of_____________

35 / 41

Canal Rays were discovered by_________

36 / 41

Neil Bohr presented his model in_______

37 / 41

Which of the following results in the discovery of proton?

38 / 41

In 1897, who found electrons in atom?

39 / 41

Chadwick discovered neutrons in_____

40 / 41

According to Rutherford’s atomic theory atom should produce_________

41 / 41

Who described the concept of line spectrum in his atomic model?

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Short Question Answers in PDF Format

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Long Question Answers in PDF Format

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Chemistry Notes, Problems for Class 9th

Chemistry, a new subject for 9th Class, having a lot of concepts, starting from a single definition of the smallest particle of our universe which is called ‘atom’. In the 8th grade usually, we have to study only one book of science that combines chemistry, physics, and biology. But as, we got into 9th class and with every passing day things starts to get more complex now. similarly we got three books instead of just one science book.

And, if you any student of 9th Class feeling difficult to understand the concept of chemistry. Then, these chemistry notes for class 9 are enough. by Understanding chemistry Notes for 9th class means remembering a lot of concepts. Consider that particular subject important in which you want to study for your whole life. And, read more than just the textbook about that particular subject. If you think you want to study chemistry for your whole life that’s great, our country also need chemists.

Chemistry class 9 pdf

If any student searching to topics like Chemistry Notes for 9th class,  Chemistry Notes for Class 9 pdf, Chemistry Notes for Class 9 MCQs, Chemistry Notes for class 9 Gujranwala board, Chemistry Notes for class 9 Lahore board, Class 9 Chemistry notes chapter 2, Chemistry class 9 chapter 2 pdf, Chemistry class 9 chapter-2 short questions, kips notes of chemistry for 9 class, 9th class chemistry solved exercises chapter 2, chemistry class 9 chapter 2 structure of atom, 9th class chemistry notes in English pdf download, 9th class chemistry solved exercises chapter 2 pdf, 9th class chemistry solved exercises chapter 2,  9th class chemistry notes in Urdu pdf download, Chemistry class 9 chapter-2 solved exercise pdf, Chemistry Notes for Class 9 Chapter-2, 9th class chemistry notes in Urdu pdf download, Chemistry class 9 pdf, adamjee notes class 9 Chemistry 2022, adamjee notes for class 9 Chemistry, adamjee notes for class 9, adamjee notes, chemistry class 9, Chemistry Class 9 chapter 2, then all the solution if your problem is available within our website eStudent.pk

Chemistry class 9

Chemistry class 9 chapter 2, Chemistry class 9 pdf, Chemistry class 9 past papers, 

Chapter wise PDF Notes / Problems / Solution of Chemistry 9th Class

                     Chapter-01 – Fundamentals of Chemistry

                     Chapter-02 – Structure of Atoms 

                     Chapter-03 – Periodic Table and Periodicity of Properties

                     Chapter-04 – Structure of Molecules 

                     Chapter-05 – Physical States of Matter 

                     Chapter-06 – Solutions 

                     Chapter-07 – Electrochemistry 

                     Chapter-08 – Chemical Reactivity

                     Pairing Scheme for 2021 – Chemistry 9th Class

 

 

 

9th Class Computer Notes Chapter-01

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If you are searching the topic “9th Class Computer Notes Chapter-01” & “9th Class Computer Notes” for matric classes according to new Syllabus then, you are on the right place, because we are providing the Quality material for education of Students and their problems.

9th Class Computer Notes Chapter-01:

MCQs from Text Book Exercise and others included in this Practice panel. By practicing again and again, Student can get good practice on this topic “Problem Solving” i.e. 9th Class Computer Science MCQs Chapter-01.

 

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Computer Ch#01, 09th Class

Here MCQs for your Revision

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Welcome

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1 / 53

In flowchart, _______ keyword is used to keep counting the number of input given by user or processing.

2 / 53

The Solution is verified means; it is _______________

3 / 53

Usually a computer programmer can use these steps _________

4 / 53

Efficiency of algorithm can be measured by _____________

5 / 53

____________ means to test whether the solution is correct or not.

6 / 53

In flowchart, taking data from users is called ______________

7 / 53

Testing an algorithm using invalid data ensure that _______________

8 / 53

Which type of data can be used to test the problem?

9 / 53

In problem solving steps after analyzing a problem, which step we have to start?

10 / 53

________ keywords are used in algorithm, to transfer control to any other step in an algorithm.

11 / 53

______________ is essential to point out the defects and errors in solution of some problem.

12 / 53

best statement for a problem: _______________

13 / 53

A clear understanding of a problem ____________

14 / 53

In flowchart, ___________ indicate start and end of a flowchart.

15 / 53

A set of Steps to Solve a problem is called____________

16 / 53

In algorithm _________ Notation is used for starting point of an algorithm.

17 / 53

Which One is not used in flowchart?

18 / 53

It is important to _______________ before jumping into the solution of a problem.

19 / 53

In flowchart, we use symbols which are connected with the help of “Arrows” to show ______________

20 / 53

__________ keyword is use in algorithm to show the termination point of the algorithm.

21 / 53

Trace table is in form of _________________

22 / 53

Which is not an advantage of flowchart?

23 / 53

Invalid test Data is type of test data that _____________

24 / 53

5-Ws (What, Who, When, Where & Why) are used to __________________

25 / 53

During solving a problem, if the problem is not well defined then we can use the strategy, ____________

26 / 53

____________ is type of test data, which complies with the input requirement of the algorithm.

27 / 53

In flowchart, ____________ used as conditional operation that determine which one of the two paths to take.

28 / 53

The word algorithm comes from the name of Arabic researcher / writer ______________

29 / 53

In algorithm__________ notation is used to get input from the user.

30 / 53

Which is not an Importance & Benefits of a flowchart?

31 / 53

In Algorithm ___________ keywords are used for check the condition.

32 / 53

In flowchart, ________ represent Operations to Process and change values.

33 / 53

Designer/ Programmer have option to take these steps____________

34 / 53

“Planning a solution” includes following sub steps______________

35 / 53

__________________is one of the key activates to improve quality of a solution.

36 / 53

Logical Error means the solution is ________________

37 / 53

In flowchart, ___________ is used to connect parts of a flow chart on different pages.

38 / 53

There can be _________ algorithm to solve a single problem.

39 / 53

An algorithm is considered more efficient if it takes _____________ to reach the result

40 / 53

In flowchart, ____________ is used to display information which is exhibits the processed result.

41 / 53

The ______________ step is used to performing calculation & storing the result of calculation.

42 / 53

______________ is a graphical representation of the process but ____________ write these steps in human understandable language.

43 / 53

If an algorithm is used less space than it may be _____________

44 / 53

Trace Table is a technique used to test algorithm as ____________________

45 / 53

In flowchart to determine whether a statement is true or false and taking a appropriate step, we use ___________

46 / 53

Graphical presentation of the steps to solve a problem is called ____________

47 / 53

A well-defined problem is one that _____________

48 / 53

During draw a flowchart, _________ is used to display / print the result on some output device.

49 / 53

____________means to test if the solution, is actually solving the same problem for it was designed.

50 / 53

If an algorithm is failed during verification, then it is important to ________________

51 / 53

Which is the disadvantage of algorithm?

52 / 53

_________ keyword /Notation is used in algorithm to display value.

53 / 53

After solving a problem, we need ____________whether it is correct or not, we use Test data.

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MCQS Chap # 01 – Computer Science 9th Class (Open/ Download)

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Short Questions Chap#01 – Computer Science 9th Class  (Open/ Download)

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Long Questions Chap #01 – Computer Science 9th Class (Open/ Download)

 

We know, the importance of Computer science  study in every class is most important for students, including for students of 9th Class & 10th Class or other classes. If we talk Matric Classes Student of Science Classes or Arts classes, Computer Science is equally important for both Classes. Every Student of 9th & 10th Class is trying to search the topic like “9th Class Computer Notes pdf”, 10th Class Computer Science Notes PDF”, 9th Class Computer MCQs Chapter-01, 9th Class Computer Notes Chapter-01 New Syllabus, Class 9 Computer MCQs Chapter-01 New Syllabus, 9th Class Computer MCQs Chapter-01, adamjee notes class 9 Computer 2022, adamjee notes for class 9 Computer, adamjee notes for class 9, adamjee notes.

Class 9 Computer Science Chapter-Wise Notes

 

 

9th Class Computer Notes Chapter-02

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9th Class Computer MCQs Chapter-02
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Binary System:

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9th Class Computer Notes Chapter-02:

MCQs from Text Book Exercise and others included in this Practice panel. By practicing again and again, Student can get good practice on this topic “Binary System” i.e. 9th Class Computer Science MCQs Chapter-02. Best of Luck.

 

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Computer Ch#02, 09th Class

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1 / 70

Compound proposition is true only if ________________

2 / 70

According to Boolean algebra, ___________ is a sentence that can either be true or false.

3 / 70

_____________ is any physical device which used for storing data.

4 / 70

  1. A Truth Table is used to check a proposition, weather it is _____________

5 / 70

If “E” is in Hexadecimal, then its binary value is ____________

6 / 70

Expression (A + B ) . (A+C) is equal to ____________

7 / 70

A device which holds data as long as, it has power supply connected to it, is called _______

8 / 70

This Expression “A + B  =  B + A” is the example of __________

9 / 70

At least _________ byte(s) is required to store any piece of information in a computer’s memory.

10 / 70

“1001001” is an example of _____________

11 / 70

ASCII stands for ________________

12 / 70

Hardware used for Storage devices may be _____________

13 / 70

Which Unit size of memory is smallest in computer memory?

14 / 70

Every proposition takes one out of two values _________, which is called truth values

15 / 70

“It is Cold outside” is a ____________

16 / 70

In primary and secondary storages, data is stored in the form of _________

17 / 70

Number “17” is equal to ___________ in binary system.

18 / 70

This is not a characteristic of Secondary storage devices_____________

19 / 70

___________ are assigned on the bases of Truthfulness or falsity of a proposition.

20 / 70

___________ is used to assemble more than one proposition into one proposition.

21 / 70

The number system which has base 10, also it uses ten digits (0-9) is called________

22 / 70

We get a _____________when some logical operator is applied to the Boolean proposition.

23 / 70

To convert_____________, simply convert each hexadecimal digit to four binary values

24 / 70

This Expression “( A + B ) + C = A  + ( B + C )” is the example of __________

25 / 70

___________ may also be written as  ﬧP

26 / 70

To assemble more than one operation and make a single proposition, we use _________

27 / 70

In computer memory, At least one piece of information take place _____________

28 / 70

This Expression “A + 0 = A”  is the example of __________

29 / 70

External Devises are just plug and play, it means________

30 / 70

The order of application of two separate terms is not important in _____________

31 / 70

Hexadecimal system has total _____ numbers.

32 / 70

Group of Eight bits is enough space to store single ASCII character, which is called _______

33 / 70

A Truth Table is used to check the truth value of a proposition when ___________ are used.

34 / 70

If “C” is in Hexadecimal, then its binary value is ____________

35 / 70

Which is/ are the characteristic of volatile memory devices?

36 / 70

In Boolean algebra, if we use OR Operator, the compound composition is true if ______________

37 / 70

According to _________ law there is no change in result if priority of expressions is changed.

38 / 70

Which Unit size of memory is smallest in computer memory?

39 / 70

Any computer hardware that is used for storing, porting and extracting data is called __________

40 / 70

Temporary Memory is also called __________

41 / 70

To Convert ________________________, we divide the number by 2 and take Quotient and Remainder.

42 / 70

The smallest unit of data, can hold only one value 0 or 1 called __________

43 / 70

All the characters on keyboard have an associated code which is called ___________

44 / 70

“BO93A5” is an example of ______________

45 / 70

A device which can hold data even if it is not connected to any power source, is called __________

46 / 70

Commonly used number systems are ______________

47 / 70

A number system is the system of representation of ____________

48 / 70

Best example of _____________ is Random Access Memory (RAM)

49 / 70

Permanent memory is also called __________

50 / 70

Which Unit size of memory is biggest in computer memory?

51 / 70

Typical Example of _______________ is Hard drive, Memory Card, Flash Drive.

52 / 70

The number system which has base 2 and it uses only 2-digits (0, 1) is called _______

53 / 70

ASCII Codes are represented in Computer Memory after __________

54 / 70

Data to a processor is provided through______________

11 characters left

55 / 70

The logical operator___________ is not a connector but it is used to negate a proposition.

56 / 70

_____________ may also be written as “P + Q”

57 / 70

If “9” is in Hexadecimal, then its binary value is ____________

58 / 70

______________help us to simplify complex Boolean Expression.

59 / 70

During conversion Binary to Hexadecimal, if the left group has been less then 4-digits then, we simply ______________

60 / 70

If “F” is in Hexadecimal, then its binary value is ____________

61 / 70

All Digital devices / Computers store data in _____________

62 / 70

1-Petabyte is equal to ______________

  • (1024)4 bytes
  • (1024)6 bytes
  • (1024)5 bytes
  • (1024)7 bytes

Select Correct Option

63 / 70

This Expression “A + ( B . C ) = ( A + B ) ( A + C )”  is the example of __________

64 / 70

__________ may also be written as “P . Q”

65 / 70

The number system which has base 16 and it use 16-digits (0to 9, A, B, C, D, E, F) is called _______

66 / 70

“236598” is an example of _____________

67 / 70

During conversion Binary to Hexadecimal, we make the group from ___________

68 / 70

To Convert ______________________, divide the number by 16 and take Quotient and Remainder.

69 / 70

In Non-Volatile memory, if we turn of power, the data stored in devices __________

70 / 70

The main types of Computer Memory is/ are ______________

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MCQs Chap # 02 – Computer Science 9th Class (Open/ Download)

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Short Question Answers Chap # 02 – Computer Science 9th Class (Open/ Download)

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Long Question Answers Chap # 02 – Computer Science 9th Class (Open/ Download)

 

9th Class Computer Science Notes & MCQS:

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Class 9 Computer Science Chapter-Wise Notes