Nature and Environment ( final test)

Water and air are dirty and dangerous. What is it?

It is the warming of the Earth's atmosphere as the result of harmful gases.

Don't throw away bottles, cans, papers. What can we do with them?

How do we call the way to protect the environment when we turn the light off if we are not in the room?

Nowadays everyone should take care of the ...

It is the process of making our environment dirty and unhealthy for living.

To make smaller in size means ...

Elephants are killed ...

Forest and jungle animals and plants are in danger because ...

How do we call the process when the world's temperature increases?

How do we call animals and plants which can become extinct very soon?

What can come from nuclear, electrical,solar or wind power?