MCQ Class 8 Science Chapter 7 Reaching the Age of Adolescence

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MCQ’s For All Chapters – Science Class 8th

1. Adolescence is the period of

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Question 1 of 20

2. When a sperm having X-chromosome fuses with the ovum, the child born will be

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Question 2 of 20

3. How many pairs of Chromosomes are found in nuclei of their cells?

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Question 3 of 20

4. Children gain height during

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Question 4 of 20

5. Testes secrete

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Question 5 of 20

6. Adam’s apple is

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Question 6 of 20

7. The chemical substances which are secreted from endocrine glands are called

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Question 7 of 20

8. Out of these which one determines the sex of the baby?

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Question 8 of 20

9. What is the stoppage of menstruation called?

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Question 9 of 20

10. Which hormone is secreted by adrenal glands?

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Question 10 of 20

11. Reproduction age in women starts when their

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Question 11 of 20

12. Which is male gonads?

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Question 12 of 20

13. The beginning of menstruation at puberty is called

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Question 13 of 20

14. In males, the sex chromosome consists

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Question 14 of 20

15. Production of thyroxin requires

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Question 15 of 20

16. The period of life, when the body undergoes changes, leading to reproductive maturity, is called

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Question 16 of 20

17. The human body undergoes several changes during adolescence. These changes mark the onset of

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Question 17 of 20

18. Adam’s apple is prominent in

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Question 18 of 20

19. Larynx is also called

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Question 19 of 20

20. Acne and pimples on the face is due to secretion of

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Question 20 of 20


 

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