NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 1571 - 1577 of 2028

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Question number: 1571

» Biology » Reaching the Age of Adolescence

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MCQ▾

Question

Pituitary gland is considered as master gland in the human body because:

Choices

Choice (4)Response

a.

Produces hormones and control other glands

b.

Produce, store and release hormones into the bloodstream

c.

Question does not provide sufficient data or is vague

d.

All of the above

Question number: 1572

» Physics » Force and Pressure

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MCQ▾

Question

An object is moving on a rough surface and its speed decreases with time. It is due to:

Choices

Choice (4)Response

a.

Electrostatic force

b.

Friction force

c.

Magnetic force

d.

Question does not provide sufficient data or is vague

Question number: 1573

» Physics » Sound

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MCQ▾

Question

A source of sound is producing oscillations in . Then its frequency (in Hz) of is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1574

» Physics » Sound

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MCQ▾

Question

The time taken by the an object to travel one oscillation is called?

Choices

Choice (4)Response

a.

Amplitude

b.

Time period

c.

Acceleration

d.

Frequency

Question number: 1575

» Physics » Force and Pressure

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MCQ▾

Question

Thrust is equal to

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1576

» Physics » Sound

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MCQ▾

Question

A source is produced oscillations in . Therefore, its frequency is:

Choices

Choice (4)Response

a.

b.

c.

d.

Question number: 1577

» Physics » Sound

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MCQ▾

Question

Which of the following does not produced noise pollution?

Choices

Choice (4)Response

a.

Bomb blast

b.

Loud speaker.

c.

Television

d.

Horn of vehicle

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