Sea creatures Knowledge Quiz

Squid have got two tentacles. How many arms have they got?

• Eight

• Ten

Answer explanation

Cephalopods have eight or ten arms that surround the mouth.

The whale shark is the biggest fish in the world. How big is it?

• 9 metres

• 12 metres

Answer explanation

12 metres= 2 school buses

What do sea snakes breathe?

• water

• air

Answer explanation

How old is the oldest jellyfish fossil ever discovered?

• 300 million years

• 500 million years

Answer explanation

One large (right) and one small (left) bell-shaped jellyfish fossils are 500 million years old.

How can crabs communicate?

• by drumming

• by dancing

Answer explanation

Crabs communicate by flapping their pincers or drumming their claws.

What’s the biggest sea creature? It’s also the biggest animal ever to exist!

• blue whale

• great white shark

Answer explanation