Ocean Food Chains

Question 1

Which of these is the first living thing in an ocean food chain?

Accepted Answer

Tiny plants called phytoplankton

Answer

A small fish

Answer

A shark

Answer

A sea turtle

Question 2

Milo the dolphin is learning how food moves through the sea. Which sentence shows the correct three‑step eating order, starting with the tiniest ocean plant?

Accepted Answer

Phytoplankton are eaten by tiny shrimp, and the shrimp are eaten by a dolphin.

Answer

A dolphin eats phytoplankton, and the phytoplankton eat tiny shrimp.

Answer

Tiny shrimp eat a dolphin, and the dolphin eats phytoplankton.

Answer

Phytoplankton are eaten by a dolphin, and the dolphin is eaten by a shark.

Question 3

Which of the following three‑level ocean food chains is correct? The chain must begin with a very small plant or algae that is eaten by a smaller animal.

Accepted Answer

phytoplankton → tiny shrimp → big fish

Answer

seaweed → dolphin → seal

Answer

tiny fish → tiny shrimp → shark

Answer

rock → algae → crab

Try three questions

Which of these is the first living thing in an ocean food chain?

Milo the dolphin is learning how food moves through the sea. Which sentence shows the correct three‑step eating order, starting with the tiniest ocean plant?

Which of the following three‑level ocean food chains is correct? The chain must begin with a very small plant or algae that is eaten by a smaller animal.

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