Most adolescents gain their maximum height around the age of

  • 11-15 years

  • 18-19 years

  • 22-25 years

  • 13-15 years


B.

18-19 years

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Thyroxine is produced by

  • Pituitary gland

  • Adrenal gland

  • Thyroid gland

  • Testes


C.

Thyroid gland

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What is the name of male hormone?

  • Estrogen

  • Adrenalin

  • Testosterone

  • Thyroxine


C.

Testosterone

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The egg is

  • Male gamete

  • Female gamete

  • Both (a) and (b)

  • None of the above


B.

Female gamete

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What changes take place in boys during adolescence?

  •  Increase in sudden height

  • Broad shoulders

  • Muscles of the body become prominent

  • All the above


D.

All the above

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