CBSE
Gujarat Board
Haryana Board
Class 10
Class 12
Most adolescents gain their maximum height around the age of
11-15 years
18-19 years
22-25 years
13-15 years
B.
Thyroxine is produced by
Pituitary gland
Adrenal gland
Thyroid gland
Testes
C.
What is the name of male hormone?
Estrogen
Adrenalin
Testosterone
Thyroxine
The egg is
Male gamete
Female gamete
Both (a) and (b)
None of the above
What changes take place in boys during adolescence?
Increase in sudden height
Broad shoulders
Muscles of the body become prominent
All the above
D.