Reaching the age of adolescence

Adolescence is the period of

• (a) 5 to 10 years

• (b) 11 to 19 years

• (c) 22 to 28 years

• (d) 30 to 40 years

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

• (a) male

• (b) female

• (c) male as well as female twin

• (d) it depends on the chance of fusion

Children gain height during

• (a) adolescence

• (b) endocrine

• (c) balanced food

• (d) menarche

Testes secrete

• (a) thyroxin

• (b) estrogen

• (c) testosterone

• (d) iodine

Adam’s apple is

• (a) enlarged larynx

• (b) mammary glands

• (c) apple of adam

• (d) red apple

The chemical substances which are secreted from endocrine glands are called

• (a) puberty

• (b) hormones

• (c) estrogen

• (d) adolescence

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

• (a) Hormones

• (b) Chloroplast

• (c) Chromosomes

• (d) Pituitary gland

What is the stoppage of menstruation called?

• (a) Menarche

• (b) Menopause

• (c) Gametes

• (d) Insulin

Which hormone is secreted by adrenal glands?

• (a) Adrenalin

• (b) Insulin

• (c) Testosterone

• (d) Estrogen

The beginning of menstruation at puberty is called

• (a) ovulation

• (b) menstruation

• (c) menarche

• (d) menopause