Marine Life Knowledge Assessment

How much of Earth's water is in the ocean?

• Almost 50%

• Almost 75%

• Almost 98%

• Almost 10%

How much of the Earth's ocean has not been explored yet?

• Almost 10%

• Almost 20%

• Almost 50%

• Almost 80%

How many different kinds of plants and animals live in the oceans?

• More than 200

• More than 2,000

• More than 20,000

• More than 200,000

What do octopuses eat?

• Plants

• Other animals

• Plants and animals

• Only small fish

What can an octopus do to hide from danger?

• Change its shape

• Change its color and skin

• Swim very fast

• Make loud noises

What kind of animal is a sea turtle?

• A fish

• A mammal

• A reptile

• An amphibian

How many different types of sea turtles are there?

• Three

• Five

• Seven

• Ten

Which other ancient animals lived at the same time as sea turtles?

• Mammoths

• Dinosaurs

• Saber-toothed tigers

• Woolly rhinos

What do jellyfish use their tentacles for?

• To swim

• To eat plants

• To sting their prey

• To talk to other jellyfish

How big can a manta ray grow from fin to fin?

• Up to 3 meters

• Up to 6 meters

• Up to 9 meters

• Up to 12 meters