Our Environment

Cutting of trees in a forest is callled

• Reforestation

• Deforestation

• tree fall

• None of them

Which gas is mainly responsible for the green house effect?

• H2

• O2

• CO2

• Water Vapours

The place in which a plant, animal, bird or fish normally lives is its ........

• food chain

• habitat

• eco-community

• eco-friendly

The place in which a plant, animal, bird or fish normally lives is its ........

• food chain

• habitat

• eco-community

• eco-friendly

What is abiotic component of environment?

• Chair

• Water

• Butterfly

• None of the Bove

When is World Environment Day is celebrated?

• 5 February

• 5 August

• 5 June

• 5 may

Which is human made environment?

• Mountain

• Road

• Sea

• None of the above

What is the solid crust of the Earth is called?

• Biosphere

• Lithosphere

• Atmosphere

• Hydrosphere

Which is a threat to a environment

• Growing plants

• Growing crops

• Growing population

• None of these

Which is not a component of human environment

• Land

• Religion

• Community

• All of these