Reaching the Age of Adolescence Class 8 MCQs Questions with Answers

1. The change from larvae to adult is called

2. What is the stoppage of menstruation called?

3. When a sperm containing Y chromosome fertilizes an egg with X chromosome, the zygote develops into a _____ child

4. Which is male gonads?

5. Production of thyroxin requires

6. Adam’s apple is

7. Which hormone is secreted by adrenal glands?

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

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

10. Reproduction age in women starts when their

11. Larynx is also called

12. Menopause occurs at the age of

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

14. Testes secrete

15. The beginning of menstruation at puberty is called

16. Adolescence is the period of

17. Children gain height during

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

19. Testosterone is a hormone found in human ___

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