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revision, MC501/ MC301

Total questions: 11

Worksheet time: 2mins

Name
Class
Date
1.

The hottest region of atmosphere is

a)

Troposphere

b)

Stratosphere

c)

Mesosphere

d)

Ionosphere

2.

Which one of the following is not a greenhouse gas?

a)

CO2

b)

SO2

c)

O3

d)

CH4

3.

During temperature inversion

a)

Temperature decreases with altitude

b)

Temperature increases with altitude

c)

Temperature remains same

d)

none of these

4.

Decibel is the unit of

a)

Intensity

b)

Noise level

c)

Pressure

d)

Frequency

5.

Biotic factors is related to

a)

Living organisms

b)

Non living organisms

c)

Both living & non living organisms

d)

None of these

6.

Food Web is

a)

Single food chain

b)

Disintegrated food chain

c)

Interconnected food chain

d)

None of these

7.

The example of secondary consumer

a)

Plant

b)

Cow

c)

Tiger

d)

Frog

8.

Which of the following is not a renewable resource

a)

Geothermal

b)

Fossil Fuel

c)

Wind

d)

Solar

9.

Incineration is a disposal method of

a)

Solid wastes

b)

air pollutants

c)

water pollutants

d)

gaseous pollutants

10.

Best method of biomedical solid waste disposal is

a)

Composting

b)

Land fill

c)

Incineration

d)

All of these

11.

Which one of the following is not a water pollutant?

a)

CO

b)

waste paper

c)

oil

d)

hot water