Ocean Food Web Quiz

What is the primary role of phytoplankton in the ocean's food web?

• They are predators of small fish.

• They are primary producers, making energy from the sun.

• They decompose dead marine life.

• They are scavengers of the ocean floor.

Which type of plankton is known for consuming phytoplankton?

• Sea turtles

• Humpback whales

• Zooplankton

• Krill

What is a copepod?

• A type of seaweed

• A large marine mammal

• A type of zooplankton

• A type of phytoplankton

What is unique about the migration pattern of krill?

• They migrate vertically in the ocean daily.

• They migrate to the ocean floor during the day.

• They migrate from the ocean to freshwater lakes.

• They migrate to the surface only during winter.

Which large marine animal is known to feed on krill?

• Sea lions

• Humpback whales

• Dolphins

• Great white sharks