Planet Earth

Oceans are big bodies of ______.

• air

• land

• water

• trees

The sea is a ______ part of the ocean.

• bigger

• smaller

• warmer

• deeper

The ocean has ______ reefs, which are colourful homes for sea creatures.

• coral

• rock

• ice

• fish

Overfishing makes it hard for ______ to live in the ocean.

• fish

• trees

• birds

• rocks

We can keep the oceans clean by not throwing ______ in the water.

• rocks

• trees

• trash

• leaves

Overfishing means catching too many ______.

• birds

• fish

• plants

• sharks

·  Plastic in the ocean can be dangerous to ______.

• cars

• animals

• trees

• houses

We should help protect the sea animals by ______ plastic.

• using more

• ignoring

• not using too much

• throwing

Pollution happens when people throw ______ into the water, making it dirty.

• animals

• garbage

• boats

• rocks

Oceans are home to many ______ like fish, whales, and dolphins.

• animals

• plants

• birds

• trees