Biology [NSTSE (National Science Talent Search Exam- Unified Council) Class 8]: Questions 53 - 58 of 399

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Question number: 53

Edit

Question

MCQ▾

Fish cultivation is known as……. ?

Choices

Choice (4)Response

a.

Horticulture

b.

Pisciculture

c.

Sericulture

d.

Viticulture

Question number: 54

Edit

Question

MCQ▾

Correct sequence of steps to develop a new plant variety.

P – Selection

Q – Distribution to farmers

R – Creation of genetic variation

S – Evaluation and release as a variety

T – Seed multiplication

What will be the best sequence?

Choices

Choice (4)Response

a.

S, P, Q, T, R

b.

R, P, S, T, Q

c.

R, T, S, P, Q

d.

T, P, Q, S, R

Question number: 55

Biology
Edit

Question

MCQ▾

Plasma membrane is:

Choices

Choice (4)Response

a.

Permeable

b.

Impermeable

c.

Semi-permeable

d.

Question does not provide sufficient data or is vague

Question number: 56

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Question

MCQ▾

Tuberculosis (TB) is spread by:

Choices

Choice (4)Response

a.

Air

b.

Mosquitoes

c.

Contaminated water

d.

Question does not provide sufficient data or is vague

Question number: 57

Biology
Edit

Question

MCQ▾

Cheek cells do not have:

Choices

Choice (4)Response

a.

Plasma membrane

b.

Plastids

c.

Ribosomes

d.

Vacuoles

Question number: 58

Biology
Edit

Question

MCQ▾

Nuclear envelope encloses a space between two nuclear membranes and is connected to a system of membranes called:

Choices

Choice (4)Response

a.

Endoplasmic reticulum

b.

Nucleoplasm

c.

Nuclear pore

d.

Chromatin