NCERT Class 10 Science-Our Environment[How Do Our Activities Affect the Environment?] [NCERT Based General Studies (GS)]: Questions 1 - 6 of 15

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Question 1

Question MCQ▾

Practice of using an item again and again is called as:

Choices

Choice (4)Response

a.

Reduce

b.

Recycle

c.

Reuse

d.

All of the above

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Question 2

Question MCQ▾

Ozone is defined as:

Choices

Choice (4)Response

a.

Ozone is a molecule formed by three atoms of oxygen

b.

Deadly poisonous

c.

Ozone layer is a protective shield around earth

d.

All a., b. and c. are correct

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Question 3

Question MCQ▾

Incineration means:

Choices

Choice (4)Response

a.

Process of burning combustible waste at very high temperature to be converted into ash

b.

Process of burning combustible waste

c.

Process of breaking down solid waste into its constituent materials

d.

Question does not provide sufficient data or is vague

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Question 4

Question MCQ▾

Conversion of biodegradable solid wastes into manure is called as:

Choices

Choice (4)Response

a.

Composting

b.

Land fillings

c.

Open duping

d.

None of the above

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Question 5

Question MCQ▾

Industrial waste includes:

Choices

Choice (4)Response

a.

Rubbish, Ashes

b.

Coal, ash, metallic scrapes

c.

Commercial waste

d.

All of the above

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Question 6

Question MCQ▾

Domestic waste is:

Choices

Choice (4)Response

a.

Agricultural waste

b.

Garbage, rubbish, sewage and ashes

c.

Community waste

d.

Question does not provide sufficient data or is vague

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