Which is not a natural ecosystem?

1

(a)

Desert

(b)

Aquarium

(c)

Forest

Which is not a component of human environment?

1

(a)

Land

(b)

Religion

(c)

Community

Which is a human-made environment?

1

(a)

Mountain

(b)

Sea

(c)

Road

Which is a threat to environment?

1

(a)

Growing plant

(b)

Growing population

(c)

Growing crops

Which of the following is human-made component of environment?

1

(a)

Water

(b)

Land

(c)

Building

(d)

Air

Which force of the Earth holds the atmosphere around it?

1

(a)

Gravitational force

(b)

Pulling force

(c)

Pushing force

(d)

Nuclear force

Which of the following are the components modified by humans from natural environment?

1

(a)

Cars, mills, factories, gardens

(b)

Lands, roads, rivers

(c)

Containers, forests, monuments

(d)

Animal carts, wheels, tongs, abiotic elements

Which of the following domains is a source of mineral wealth?

1

(a)

Biosphere

(b)

Hydrosphere

(c)

Lithosphere

(d)

Atmosphere

The term 'environment' is derived from which of the following language?

1

(a)

Greek

(b)

German

(c)

French

(d)

English

What is the term used for the relation between the living organisms, as well as the relation between the organisms and their surroundings?

1

(a)

Barter system

(b)

Human environment

(c)

Ecosystem

(d)

Abiotic

Human beings modify.............. according to their needs.

1

(a)

natural environment

..........is the hard top layer of the Earth.

1

(a)

Lithosphere

Trading of goods through exchange of goods is called............

1

(a)

barter system

Environment is...........word meaning neighbourhood. 

1

(a)

French

...............revolution enabled large scale production.

1

(a)

Industrial

What do you mean by natural environment?

2

(a)

Which are the major components of the environment?

2

(a)

Give four examples of human-made environment.

2

(a)

What is lithosphere?

2

(a)

Which are the two major components of biotic environment?

2

(a)

What is biosphere?

3

(a)

Give an account on atmosphere

3

(a)

Look at your surroundings. Make a list of uses that the land in your neighbourhood is being put to.

3

(a)

Observe the sky, while coming to school. Make a note whether the day is cloudy, rainy, sunny, foggy, etc.

3

(a)

Talk to some elderly person in your neighbourhood and collect information about:

3

(a)

Write an account of various domains of the environment.

5

(a)

How does ecosystem play an important role in the survival of human?

5

(a)