Year 4 Open Class

Marine Life

100

______ is the species which produces over 70% of the world's oxygen

Phytoplankton

200

These oceans can be found on the Earth.

Atlantic, Pacific, Indian, Arctic, and Antarctic Oceans

300

How many species inhabit the ocean?

1 million

400

What percentage of the Earth is covered by water?

70%

500

_____ are primary consumers which eat Phytoplankton.

Zooplankton

True or false

100

There are 5 steps in the food chain

True or False

True

200

Sharks are at the top of the food chain.

True or False

False

300

Food webs and food chains are the same thing.

True or False

False

400

There are over 242.000 marine species

True or False

True

500

Regions have different biodiversity depending on their resources.

True or False

True

Jumble Facts

100

___________are found inside different species of fish and can harm humans as well?

Microplastics

200

__________ is the most important thing we can do to help our oceans.

Recycling

300

Tuna eat small fish, so they are the:

-->Primary consumers

-->Tertiary consumers

-->Apex predators

Tertiary consumers

400

Depending on what they eat, animals can be: herbivores, carnivores or_____________

Omnivores

500

__________ means diversity of life.

Biodiversity