Biology-Reproduction in Animals [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 1 - 4 of 63

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Question 1

Reproduction in Animals
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Question

MCQ▾

In Human reproduction, at which of the weeks the sex can be identified?

Choices

Choice (4)Response
a.16 - 20 weeks
b.14 - 15 weeks
c.12 - 13 weeks
d.24 weeks

Question 2

Reproduction in Animals
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Question

MCQ▾

The sperm middle piece contains:

Choices

Choice (4)Response
a.Mitochondria
b.Nucleus
c.Proteins
d.Plasma membrane

Question 3

Reproduction in Animals
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Question

MCQ▾

Which comparison is/are true about sexual and asexual reproduction?

Table of the sexual and asexual reproduction
Sexual reproductionAsexual reproduction
IGenerally biparentalGenerally uniparental
IIReproductive units are germ cells of parentReproductive units are somatic cells of parent
IIIIt involves both meiosis and mitosisIt involves only mitosis

Choices

Choice (4)Response
a.I, II and III
b.I and II only
c.I only
d.II only

Question 4

Reproduction in Animals
Edit

Question

MCQ▾

Study the information given below.

I. The production and release of milk to feed an infant.

II. The process by which a sperm combines with an egg cell, to produce a fertilized zygote.

III. Organs of the female body that contain mammary glands.

Which processes do I, II and III represent?

Choices

Choice (4)Response
a.I - Fertilization, II- Lactation, III - Breasts
b.I - Lactation, II- Fertilization, III - Breasts
c.I - Fertilization, II- Breasts, III - Lactation
d.I -Breasts, II- Fertilization, III - Lactation