NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1753 - 1758 of 2028

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Question number: 1753

» Biology » Cell

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MCQ▾

Question

Which of the following is the function of chromosomes?

Choices

Choice (4) Response

a.

Carrying genetic material

b.

Controlling meiosis

c.

Controlling mitosis

d.

Producing gametes

Question number: 1754

» Biology » Food Production and Management

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MCQ▾

Question

Fertility of soil is reduced by:

Choices

Choice (4) Response

a.

Crop rotation

b.

Decaying organic matter

c.

Addition of N2 fixing bacteria

d.

Intensive agriculture

Question number: 1755

» Physics » Light

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MCQ▾

Question

In which of the following phenomena, the brain continues to sense the image, even after the object has been removed?

Choices

Choice (4) Response

a.

Optical error

b.

Persistence of eye

c.

Illusion of eye

d.

All of the above

Question number: 1756

» Physics » Chemical Effects of Electric Current

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MCQ▾

Question

A vessel is connected with electrodes and it filled with a liquid, which allows the electric current flow. Which of the following liquid can be possible in vessel?

Choices

Choice (4) Response

a.

Helium

b.

Salt water

c.

Distilled water

d.

Question does not provide sufficient data or is vague

Question number: 1757

» Physics » Friction

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MCQ▾

Question

Friction is a:

Choices

Choice (4) Response

a.

Scalar

b.

Constant

c.

Vector

d.

Can be scalar or vector

Question number: 1758

» Physics » Friction

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MCQ▾

Question

As shown in following figure, an object is placed on a table. If force of is required to move an object from rest, then value of static friction is:

An object on a table

An Object on a Table

In figure an object on a table is shown.

Choices

Choice (4) Response

a.

b.

c.

d.

Developed by: