NSO Level 1- Science Olympiad (SOF) Class 7: Questions 285 - 290 of 597

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Question number: 285

» Physical and Chemical Changes

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MCQ▾

Question

Chemical reaction which takes in the energy is called as

Figure shows the energy

Figure Shows the Energy

Choices

Choice (4)Response

a.

Displacement reaction

b.

Decomposition reaction

c.

Exothermic reaction

d.

Endothermic reaction

Question number: 286

» Acids, Bases and Salts

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MCQ▾

Question

Which of the following is an example of Universal Indicator?

Figure shows the Universal Indicator

Figure Shows the Universal Indicator

Choices

Choice (4)Response

a.

Methyl Red

b.

Vanilla

c.

All of the above

d.

Question does not provide sufficient data or is vague

Question number: 287

» Nutrition in Plants and Animals

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MCQ▾

Question

Which of the following plays an important role in photosynthesis?

Choices

Choice (4)Response

a.

Chloroplast

b.

Stomata

c.

Both a. and b. are correct

d.

None of the above

Question number: 288

» Acids, Bases and Salts

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MCQ▾

Question

What would be the color change in a sugar solution when China rose indicators is added to it?

Choices

Choice (4)Response

a.

Magenta

b.

Colorless

c.

Red

d.

Green

Question number: 289

» Heat

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MCQ▾

Question

Which of the following is the device used to measure the temperature?

The device used to measure the temperature

The Device Used to Measure the Temperature

Choices

Choice (4)Response

a.

Odometer

b.

Speedometer

c.

Thermometer

d.

Barometer

Question number: 290

» Acids, Bases and Salts

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MCQ▾

Question

Which of the following is the reason for Acid rain?

Choices

Choice (4)Response

a.

Sulphur Dioxide

b.

Carbon monoxide

c.

Carbon Dioxide

d.

Both a. and c. are correct

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