NSO Level 1- Science Olympiad (SOF) Class 10: Questions 759 - 765 of 986

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Question number: 759

» Acids, Bases and Salts

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MCQ▾

Question

If pH of solution is it means that, it is

Choices

Choice (4) Response

a.

Basic

b.

Neutral

c.

Acidic

d.

All of the above

Question number: 760

» Sources of Energy

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MCQ▾

Question

Charcoal is better fuel than wood because

Choices

Choice (4) Response

a.

Its compact fuel

b.

Its less calorific value

c.

Its inexpensive than wood

d.

All a. , b. and c. are correct

Question number: 761

» Our Environment and Its Management

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MCQ▾

Question

Which of the following person is not related with Chipko Movement?

Choices

Choice (4) Response

a.

Gaura Devi

b.

Chandi Prasad Bhatt

c.

Amrita Devi Bisnoi

d.

Sunderlal Bahugana

Question number: 762

» Sources of Energy

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MCQ▾

Question

fraction obtained during refining of petroleum, which does not find use as a fuel. That is

Choices

Choice (4) Response

a.

Diesel oil

b.

Petrolium gas

c.

Fuel oil

d.

Lubricating oil

Question number: 763

» Our Environment and Its Management

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MCQ▾

Question

Chipko movement originated in

Choices

Choice (4) Response

a.

West Bengal

b.

Uttarakhand

c.

Madras

d.

Orissa

Question number: 764

» Magnetic Effects of Electric Current

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MCQ▾

Question

Choose the correct option.

A rectangular coil of copper wires is rotated in a magnetic field. The direction of the induced current changes once in each

Choices

Choice (4) Response

a.

Half revolution

b.

One revolution

c.

Two revolutions

d.

One fourth revolution

Question number: 765

» Sources of Energy

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MCQ▾

Question

Which is incorrect for biogas?

Choices

Choice (4) Response

a.

Produced by anaerobic degradation

b.

Presence of water but absence of oxygen

c.

Renewable source of energy

d.

All a. , b. and c. are correct