Biology [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 239 - 243 of 399

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Question 239

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Question

MCQ▾

The layer of the earth’s atmosphere which lies between 10 to 50 kilometers above the earth is:

Choices

Choice (4)Response

a.

Lithosphere

b.

Stratosphere

c.

Mesosphere

d.

Troposphere

Question 240

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Question

MCQ▾

Which of the following is/are not types of sexual reproduction?

I. Parthenogenesis

II. Internal fertilization

III. Syngamy

Select those which are not type of sexual reproduction?

Choices

Choice (4)Response

a.

II only

b.

I and II only

c.

I only

d.

I, II and III only

Question 241

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Question

MCQ▾

A hormone which is maintaining a healthy body composition and stimulates the body growth is:

Choices

Choice (4)Response

a.

Oxytocin

b.

Prolactin

c.

Thyroid stimulating hormone

d.

Growth hormone

Question 242

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Question

MCQ▾

The young fish are called:

Choices

Choice (4)Response

a.

Smolt

b.

Fry

c.

Juvenile

d.

Larvae

Question 243

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Question

MCQ▾

The figure given below is shows female reproductive system. Identify the following parts.

Identify the A, B, C and D parts

Identify the a, B, C and D Parts

Loading Image

Choices

Choice (4)Response

a.

A – Vagina, B – Cervix, C – Ovary, D – Uterus

b.

A – Uterus, B – Vagina, C – Ovary, D – Cervix

c.

A – Cervix, B – Vagina, C – Ovary, D – Uterus

d.

A – Cervix, B – Uterus, C – Ovary, D – Vagina