Marine Biomes

What is the largest biome on planet Earth?

• Desert biome

• Marine biome

• Rainforest biome

• Savanna biome

• Temperate forest biome

What do we call the regions of the marine biome where rivers and streams flow into the oceans?

• Coral reefs

• Euphotic zones

• Trenches

• Estuaries

• Twilight zones

In which zone or layer of the ocean do plankton live?

• Euphotic zone

• Disphotic zone

• Twilight zone

• Midnight zone

• Aphotic zone

Which zone or layer of the ocean is the middle zone and resides between 600 feet deep to around 3,000 feet deep?

• Euphotic zone

• Disphotic zone

• Sunlight zone

• Midnight zone

• Aphotic zone

Which zone or layer of the ocean is completely dark and the deepest part of the ocean?

• Euphotic zone

• Disphotic zone

• Sunlight zone

• Twilight zone

• Aphotic zone

Through what process do plankton get energy and provide energy to the rest of the ocean?

• Carbon cycle

• Photosynthesis

• Chemosynthesis

• Bioerosion

• Nitrogen cycle

Which zone or layer of the ocean is the largest of the ocean zones?

• Euphotic zone

• Disphotic zone

• Sunlight zone

• Midnight zone

• Twilight zone

Which zone or layer of the ocean is home to most of the ocean's animal and plant life?

• Sunlight zone

• Disphotic zone

• Twilight zone

• Midnight zone

• Aphotic zone

Which of the following is considered a marine mammal?

• Shark

• Tuna

• Grouper

• Stingray

• Dolphin

What living organism in the ocean helps to provide much of the Earth's oxygen?

• Fungi

• Fish

• Algae

• Whales

• Coral reefs