CBSE Class 6 Science Worksheet Set 21

Practice Worksheets for Class 6 Science: All Chapters

Review targeted practice sets for Class 6 Science All Chapters. Built according to official educational guidelines for the 2026-27 academic year, these downloadable worksheets support daily revision and core concept reinforcement.

Practice All Chapters Worksheets for Class 6 Science

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Class: VI Subject: Science

VERY SHORT ANSWER TYPE QUESTIONS
 
1. Mention at least two benefits of waste management.
 
2. What change do you observe on keeping milk in refrigerator?
 
3. What two muscles do earthworms use to move?
 
4. List main functions of human skeleton.
 
5. What are the major components of the Environment?
 
6. Which animals camouflage to protect themselves?
 
7. Write two uses of pinhole camera?
 
8. What is the effect of heating on magnets?
 
9. What type of garbage is collected in blue dustbin and green dustbin?
 
10. In our daily activities, what value we learn from glass?

SHORT TYPE- I
 
1. Why is mercury used in thermometers?
 
2. What is meant by Lateral Inversion?
 
3. Why can’t we bend our elbows backwards?
 
4. Give three uses of magnets?
 
5. What change do you observe on applying pressure on brittle substances?
 
6. What is meant by directive property of magnet?
 
7. Why it is better to use compost than chemical fertilizers?
 
8. What happens when quicklime is mixed with water?
 
9. Why is segregation of biodegradable waste necessary?
 
10. How are plastic a curse?

SHORT TYPE- II
 
1. What is incineration?
 
2. What are different ways to bring about changes? Explain with example.
 
3. What is a Ribcage? What is the function of Ribcage?
 
4. Why does a cactus plant have long roots and leaves reduce to spines?
 
5. What is meant by Reflection of light?
 
6. Differentiate between Adaptation and Acclimatization?
 
7. Why is gap left between the rails in railway tracks?
 
8. Give three ways to minimize the use of plastics.
 
9. Why is mucus secreted by snail’s foot?
 
10. Differentiate between Solar and Lunar Eclipse. Draw diagrams.

LONG ANSWER TYPE
 
1. List various methods of garbage disposal. Explain any one.
 
2. What is meant by the poles of a magnet where the poles of bar magnet located?
3. How do lions and deer adapt themselves to live in forest habitat?
 
4. Differentiate between image and a shadow?
 
5. How does a bird fly? List the features that help a bird to fly?

MULTIPLE CHOICE QUESTIONS
 
1. Changes can be made by
 
(a) Cooling        (b) heating      (c) applying pressure     (d) all of these
 
2. The only moveable bone in the skull is
 
(a) The upper jaw      (b) the lower jaw        (c) face bone       (d) femur
 
3. Which of the following is a terrestrial habitat?
 
(a) River         (b) air        (c) tropical forest     (d) pond
 
4. Which of the following is a non-luminous object?
 
(a) Moon        (b) sun     (c) star       (d) tube light
 
5. Which of the following is attracted towards a magnet?
 
(a) Iron         (b) cobalt       (c) both of these      (d) none of these
 
6. Aquatic plants and animals use ___________ to respire
 
(a) Dissolved oxygen      (b) Dissolved carbon dioxide
 
(c) Dissolved nitrogen    (d) Dissolved water
 
7. CNG is an example of
 
(a) Solid fuels        (b) liquid fuels        (c) gaseous fuels      (d) they are not fuels
 
8. Which of these will not form a shadow?
 
(a) child           (b) a clear glass        (c) a tree        (d) a cloud
 
9. Which of these special features help snake to crawl?
 
(a) carci         (b) fins             (c) scales        (d) segments
 
10. Which of the following is a non-biodegradable waste?
 
(a) fruit peels        (b) fallen leaves          (c) vegetables wastes          (d) glass pieces
 
 
 
 

Please click on below link to download CBSE Class 6 Science Worksheet Set F

Free study material for Science

Download CBSE Practice Material: Class 6 Science All Chapters

Chapter Practice Questions for Class 6 Science

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Expert Practice Material for Class 6 Science

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FAQs

Where can I download the latest PDF for CBSE Class 6 Science Worksheet Set 21?

You can download the teacher-verified PDF for CBSE Class 6 Science Worksheet Set 21 from StudiesToday.com. These practice sheets for Class 6 Science are designed as per the latest CBSE academic session.

Are these Science Class 6 worksheets based on the 2026-27 competency-based pattern?

Yes, our CBSE Class 6 Science Worksheet Set 21 includes a variety of questions like Case-based studies, Assertion-Reasoning, and MCQs as per the 50% competency-based weightage in the latest curriculum for Class 6.

Do you provide solved answers for CBSE Class 6 Science Worksheet Set 21?

Yes, we have provided detailed solutions for CBSE Class 6 Science Worksheet Set 21 to help Class 6 and follow the official CBSE marking scheme.

How does solving CBSE Class 6 Science Worksheet Set 21 help in exam preparation?

Daily practice with these Science worksheets helps in identifying understanding gaps. It also improves question solving speed and ensures that Class 6 students get more marks in CBSE exams.

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All our Class 6 Science practice test papers and worksheets are available for free download in mobile-friendly PDF format. You can access CBSE Class 6 Science Worksheet Set 21 without any registration.