NSO Level 1- Science Olympiad (SOF) Class 7: Questions 453 - 458 of 593

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Question number: 453

» Electric Current and Its Effect

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MCQ▾

Question

Which of the following device is used to measure the electric current?

Choices

Choice (4) Response

a.

Ammeter

b.

Voltammeter.

c.

Galvanometer

d.

Voltmeter

Question number: 454

» Winds, Storms and Cyclones

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MCQ▾

Question

Which of the following principle states that “the increased wind speed results in the reduced pressure”?

Choices

Choice (4) Response

a.

Bernoulli principle

b.

Galileo principle

c.

Newton principle

d.

Einstein principle.

Question number: 455

» Respiration in Organisms

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MCQ▾

Question

Which of the following correctly differentiates between breathing and respiration?

Choices

Choice (4) Response

a.

Breathing is just the exchange of O2 and CO2.

b.

Respiration is more complex process including oxidation of food in cells to produce energy.

c.

Respiration occurs at cellular level while breathing involves organs such as, lungs.

d.

All a. , b. and c. are correct

Question number: 456

» Respiration in Organisms

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MCQ▾

Question

Which of the following happens when air rich in carbon dioxide is taken released out of the body?

Choices

Choice (4) Response

a.

Exhalation

b.

Inhalation

c.

Breathing

d.

Respiration

Question number: 457

» Motion and Time

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MCQ▾

Question

What is the motion of our hands while we are running?

Choices

Choice (4) Response

a.

Translational motion

b.

Oscillatory motion

c.

Rotational motion

d.

Random motion

Question number: 458

» Natural Resources and Their Conservation

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MCQ▾

Question

Which of the following is the traditional way to conserve water?

Choices

Choice (4) Response

a.

Tube wells

b.

Rainwater harvesting

c.

Bawris

d.

All of the above

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