MCQ Science Curiosity Chapter 2 Class 8 CBSE Board

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MCQ For All Chapters – Science Curiosity Class 8

The Invisible Living World: Beyond Our Naked Eye

1. What is the primary reason a curved piece of glass makes small objects appear larger?

Question 1 of 19

2. What was the name of the book published by Robert Hooke in 1655 that included detailed drawings of microscopic observations?

Question 2 of 19

3. Who is known as the Father of Microbiology for his work with improved lenses and microscopes?

Question 3 of 19

4. What did Robert Hooke call the small, empty spaces he observed in a thin slice of cork?

Question 4 of 19

5. What is the basic unit of life in all living organisms?

Question 5 of 19

6. Which part of a cell regulates all activities within it?

Question 6 of 19

7. What is the function of the cell membrane in a cell?

Question 7 of 19

8. Which component is found only in plant cells and provides rigidity and strength?

Question 8 of 19

9. What is the purpose of adding safranin in Activity 2.2 when observing onion peel cells?

Question 9 of 19

10. What is the role of glycerin in preparing a microscope slide of onion peel?

Question 10 of 19

11. What shape are onion peel cells observed under a microscope?

Question 11 of 19

12. What shape are human cheek cells observed under a microscope?

Question 12 of 19

13. Which cell component contains carbohydrates, proteins, fats, and mineral salts?

Question 13 of 19

14. What is the function of chloroplasts in plant cells?

Question 14 of 19

15. What is the role of vacuoles in plant cells?

Question 15 of 19

16. How do vacuoles in animal cells differ from those in plant cells?

Question 16 of 19

17. What is the shape of a muscle cell in humans?

Question 17 of 19

18. What is the shape of a nerve cell in humans?

Question 18 of 19

19. What is the term for a group of similar cells working together?

Question 19 of 19


 

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Comments

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    September 2, 2025 at 5:58 am

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    August 26, 2025 at 1:12 pm

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  3. Khushi says:
    August 19, 2025 at 10:48 am

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    Reply
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  5. Divya Sharma says:
    August 14, 2025 at 10:25 am

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    August 10, 2025 at 11:43 am

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