Reaching the Age of Adolescence Class 8 MCQs Questions with Answers

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

2. Adolescence is the period of

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

4. Production of thyroxin requires

5. Larynx is also called

6. Testosterone is a hormone found in human ___

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

8. Which hormone is secreted by adrenal glands?

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

10. Children gain height during

11. The change from larvae to adult is called

12. Reproduction age in women starts when their

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

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

15. The beginning of menstruation at puberty is called

16. Adam’s apple is

17. What is the stoppage of menstruation called?

18. Testes secrete

19. Which is male gonads?

20. Menopause occurs at the age of