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EVS- November (B. SC II Year)

Total questions: 10

Worksheet time: 5mins

Name
Class
Date
1.

Ecosystem is the smallest unit of

a)

Ionosphere

b)

Lithosphere

c)

Biosphere

d)

Mesosphere

2.

Energy _____________ in an Ecosystem.

a)

is released

b)

is absorbed

c)

flows

d)

None of the above

3.

The following is an example of Terrestrial Ecosystem

a)

Tropical Rain Forest

b)

Rivers

c)

Streams

d)

All of them

4.

The Rio summit was held at

a)

Delhi

b)

Hungary

c)

Rio- de- Janario

d)

Belgium

5.

The Rio summit was held at Rio-de- Janario which is the capital of

a)

England

b)

Brazil

c)

Honduras

d)

Sweden

6.

Natural Source of Air Pollution is

a)

Burning of Fossil Fuel

b)

Automobiles

c)

Volcanic Eruption

d)

Industries

7.

Ozone is also known as

a)

CO

b)

H2O

c)

CO2

d)

O3

8.

Lead Poisoning causes

a)

Early Effects of Anemia

b)

Loss of IQ

c)

Impact on memory

d)

All of them

9.

Common air pollutants are:

a)

Carbon Monoxide

b)

Plastic

c)

Dyes

d)

Phenyls

10.

5th June is celebrated as

a)

World Environment Day

b)

Intellectual Property Rights Day

c)

Hindi Diwas

d)

National Education Day