3 Choose the best option

Many species are threatened with extinction due to deforestation and loss of habitat.

• damaged

• spoilt

• treated

• endangered

It is important to raise money to help people who have to suffer consequences of global warming.

• collect

• donate

• sponsor

• contribute

Everyone should remember to switch off the lights before going out.

• go off

• turn off

• take off

• log off

We may help to control global warming by reducing carbon footprints in our homes.

• putting up with

• getting down to

• cutting down on

• going back to

Extreme……………is causing many problems.

• wildfire

• warming

• condition

• weather

Global warming has severe impact on water supplies.

• very good

• very bad

• normal

• long-lasting

Global warming occurs when the greenhouse gases in the atmosphere trap the heat from the sun.

• catch

• discharge

• dispose

• release

Such unhygienic conditions encourage the spread of diseases.

• decline

• stability

• decrease

• increase

Deforestation is one of the biggest environmental threats to the ecological balance in the world.

• sureties

• certainties

• dangers

• safety

Pollution in the oceans has threated the lives of many…………animals.

• pond

• marine

• swamp

• desert