B1 Unlock RW Unit 1 Vocabulary Quiz

_____________ must be used with caution because adding different substances together can cause dangerous reactions.

• Habitats

• Chemicals

• Species

Evening classes were cancelled ____________ heavy snow.

• due to

• because

• so

He had no raincoat to _____________ himself from the rain.

• destroy

• pollute

• protect

We saw many birds in their __________ environment on our trip.

• government

• natural

• planet

Environmentalists say that the new road will __________ the forest and animals.

• hunt

• provide

• destroy

Modern farming methods have led to the total extinction of many _____________ of wild flowers.

• species

• bones

• sanctuaries

Nuclear power carries the risk of accidents and produces radio-active waste which will _____________ the environment for centuries.

• protect

• pollute

• release

Some of the most ______________ species in the world are the rhinos. They may disappear soon.

• endangered

• major

• polluted