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objective Ques (25 results)
21)

The secretion of which hormone leads to physical changes in the body when you are 10-12 years of age?

Class 10 Biology
A)

Oestrogen from testes and testosterone from ovar.

B)

Estrogen from adrenal gland and testosterone from pituitary gland.

C)

Testosterone from testes and estrogen from ovary.

D)

Testosterone from thyroid gland and estrogen from pituitary gland.

22)

A diabetic patient suffers from deficiency of which hormone?

Class 10 Biology
A)

Thyroxine

B)

Testosterone

C)

Oestrogen

D)

Insulin

23)

Which of the following endocrine glands does not exist in pairs?

Class 10 Biology
A)

Testes

B)

Adrenal

C)

Pituitary

D)

Ovary

24)

Control and coordination are the functions of the nervous system and ……… in our body.

Class 10 Biology
A)

hormones

B)

brain, spinal cord

C)

cerebrum

D)

Brain

25)

 Largest part of the brain is ……… .

Class 10 Biology
A)

cerebellum

B)

cerebrum

C)

Brainstem

D)

Hypothalamus

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