Reaching the Age of Adolescence (CBSE Class-8 Science): Questions 16 - 23 of 26

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Question number: 16

» Reaching the Age of Adolescence » Hormones Other Than Sex Hormones » Thyroxin

MCQ▾

Question

Thyroid gland produces hormone:

Choices

Choice (4) Response

a.

Insulin

b.

Adrenalin

c.

Thyroxin

d.

Glucagon

Question number: 17

» Reaching the Age of Adolescence » Hormones Other Than Sex Hormones » Growth Hormone

MCQ▾

Question

Pituitary gland has the:

Choices

Choice (4) Response

a.

Growth hormones

b.

Stress hormones

c.

Sex hormones

d.

None of the above

Question number: 18

» Reaching the Age of Adolescence » Adolescence and Puberty » Secondary Sexual Characters

MCQ▾

Question

Secondary sexual changes in the girls are:

Choices

Choice (4) Response

a.

Breast begin to develop

b.

Hair grows under the arms and pubic region

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 19

» Reaching the Age of Adolescence » Adolescence and Puberty » Definition of Adolescence

MCQ▾

Question

The period of life when the body undergoes changes leading to reproductive maturity is called as:

Choices

Choice (4) Response

a.

Adam’s apple

b.

Adolescence

c.

Puberty

d.

All of the above

Question number: 20

» Reaching the Age of Adolescence » Role of Hormones in Initiating Reproductive Function » Hormones-Male and Female

MCQ▾

Question

Estrogen and progesterone are:

Choices

Choice (4) Response

a.

Male hormone

b.

Female hormone

c.

Sex chromosomes

d.

All of the above

Question number: 21

» Reaching the Age of Adolescence » Hormones in Animals and Insects » Frogs

MCQ▾

Question

Metamorphosis process in frog is controlled by a hormone:

Choices

Choice (4) Response

a.

Iodine in water

b.

Thyroxin

c.

Insect hormones

d.

Both a. and b. are correct

Question number: 22

» Reaching the Age of Adolescence » Adolescence and Puberty » Change in Body Shape

MCQ▾

Question

Change in the body shape of the individual takes place during the

Choices

Choice (4) Response

a.

Puberty

b.

Adolescence

c.

Both a. and b. are correct

d.

Question does not provide sufficient data or is vague

Question number: 23

» Reaching the Age of Adolescence » Adolescence and Puberty » Increased Activity of Sweat & Sebaceous Glands

MCQ▾

Question

Activity of sweat and sebaceous glands is:

Choices

Choice (4) Response

a.

Becomes half during adolescence

b.

Increased during adolescence

c.

Remains same during adolescence

d.

Decreased during adolescence

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