Class VIII

The period of life when the body undergoes changes, leading to reproductive maturity, is called?
  1. Puberty
  2. Adolescence
  3. Metamorphosis
  4. Menarche
Metamorphosis in frog is controlled by which of the following hormone?
  1. Thyroid
  2. Insulin
  3. Adrenalin
  4. Thyroxine
Which of the following glands secrete oil?
  1. Thyroid gland
  2. Pituitary gland
  3. Sebaceous gland
  4. Endocrine gland
The first menstrual flow at puberty in females is termed as ________
  1. Menopause
  2. Menstruation
  3. Ovulation
  4. Menarche
The female hormone secreted by the ovaries at the onset of puberty is ________
  1. Estrogen
  2. Insulin
  3. Adrenalin
  4. Testosterone
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