Unit 6. Revision

P _ _ _ _ _ _ _ is very small plants and animals that live in the sea and eaten by the fish.

This animal has a very good memory for faces and places. What is it?

It's a bird with large eyes. It hunts small animals at night. People say this bird is very wide.

It belongs to the cat family. It has yellow fur with black spots. It's stronger and heavier than a cheetah.

It's is the longest and narrowest country in the world and it's in South America. Which country is it?

This grey mammal lives in the sea and is known for its playfulness.

This large fish has sharp teeth and can be extremely dangerous.

This kind of bird is tiny and its heart beats the quickest of any animal, more than a thousand time a minute.

Which is the longest river in the world?

Mariana Trench is the d_ _ _ _ _ _ part in the Pacific Ocean.

Which animal can run faster, a leopard or a cheetah?

Which has higher frequency, red light or blue light?