CBSE Class 9 Biology Revision Worksheet Set J

Read and download free pdf of CBSE Class 9 Biology Revision Worksheet Set J. Students and teachers of Class 9 Biology can get free printable Worksheets for Class 9 Biology in PDF format prepared as per the latest syllabus and examination pattern in your schools. Standard 9 students should practice questions and answers given here for Biology in Grade 9 which will help them to improve your knowledge of all important chapters and its topics. Students should also download free pdf of Class 9 Biology Worksheets prepared by school teachers as per the latest NCERT, CBSE, KVS books and syllabus issued this academic year and solve important problems provided here with solutions on daily basis to get more score in school exams and tests

Biology Worksheet for Class 9

Class 9 Biology students should refer to the following printable worksheet in Pdf in standard 9. This test paper with questions and answers for Grade 9 Biology will be very useful for exams and help you to score good marks

Class 9 Biology Worksheet Pdf

 

CBSE Class 9 Biology Worksheet - Revision (7)

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CBSE Class 9 Biology Worksheet - Fundamental unit of life

Q1 Write the main function of leucoplast.

Q2 What is the function of SER in liver cells of vertebrates?

Q3 Why the RER appears rough?

Q4 Why viruses are not supposed to be living?

Q5 What is a nucleoid?

Q6 Why dry raisins placed in water swell up?

Q7 In which part of a plant chromoplasts are found?

Q8 Where are genes located?

Q9 What will happen if we keep a plant cell or animal cell in a

i) Hypotonic solution ii) Hypertonic solution iii) Isotonic solution.

Q10 Explain the importance of osmosis for living beings?

Q11 Give the historical development of cell theory.

Q12 Who coined the term “cell “ and how?

Q13 Write the contribution of (a) Robert Hooke, (b) Leeuwenhoek (c) Robert Brown

Q14 Draw a large diagram of an animal cell as seen through aan electron microscope. Label the parts that carry on the function of Respiration, secretion, protein synthesis, transport of material.

Q15 Which substance is responsible for transfer of characters from one generation to another? CBSE Class 9 Chemistry Worksheet - Matter In Our Surrounding

1. What is matter? What are the physical states of matter?

2. With the help of an activity, show particulate nature of matter.

3. What are characteristics of particles of matter?

4. What is diffusion? Give an example.

5. Write any five characteristics of solids, liquids and gases.

6. Why can we smell hot food from a distance?

7. Why does a solid change into liquid on heating?

8. Define latent heat of fusion.

9. Give reason – A gas fills completely the vessel in which it is kept.

10. Why a wooden table should be called solid?

11. Why more serious burns are caused by steam at 1000c than water at same temperature?

12. Why can a sponge be compressed though it is a solid?

13. Carry out following conversion (a) 500c to Kelvin (b) 200 k to Celsius.

14. Name the conditions to liquefy a gas.

15. Why are clothes spread out for drying?

16. What kind of clothes is most suitable for summers? Why?

17. What is sublimation? Explain with help of an activity and a diagram.

18. Washed clothes dry up more quickly on a hot summer day than on a rainy day. Why?

19. What is the difference between evaporation and boiling?

20. Define latent heat of vaporization.

21. Wearing synthetic clothes in summers is usually avoided. Why?

22. How does water get cooled in an earthen pot?

23. What is dry ice?

24. Name the factors affecting evaporation.

25. How does evaporation cause cooling? Explain with example.

26. How can physical state of matter be changed? CBSE Class 9 Chemistry Worksheet - IS MATTER AROUND US PURE

1. What are mixtures? Give examples.

2. What are pure substances?

3. Why do we call sugar a pure substance?

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