Reaching the Age of Adolescence Class 8 MCQs Questions with Answers

1. Larynx is also called

2. The beginning of menstruation at puberty is called

3. Reproduction age in women starts when their

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

5. Children gain height during

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

7. Menopause occurs at the age of

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

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

10. Adolescence is the period of

11. Testes secrete

12. Which hormone is secreted by adrenal glands?

13. Testosterone is a hormone found in human ___

14. The change from larvae to adult is called

15. Production of thyroxin requires

16. Which is male gonads?

17. What is the stoppage of menstruation called?

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

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

20. Adam’s apple is