Reaching the Age of Adolescence Class 8 MCQs Questions with Answers

1. Production of thyroxin requires

2. What is the stoppage of menstruation called?

3. Testosterone is a hormone found in human ___

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

5. Testes secrete

6. Adam’s apple is

7. Which hormone is secreted by adrenal glands?

8. The beginning of menstruation at puberty is called

9. Reproduction age in women starts when their

10. Which is male gonads?

11. Menopause occurs at the age of

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

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

14. Larynx is also called

15. Children gain height during

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

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

18. The change from larvae to adult is called

19. Adolescence is the period of

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