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Science Explainer: The levels of the food chain in the Earth's oceans

Last updated 11 months ago

3 questions

Note from the author:

Read the passage The levels of the food chain in the Earth's oceans.  Then answer the questions below.

Instructions

Read the passage The levels of the food chain in the Earth's oceans.  Then answer the questions below.

Required

2

Question 1

1.

Drag each answer choice to the correct box. Not all answer choices will be used.

Many producers can convert solar energy into biomass through ___________________ . Deep within the ocean where _____________ is scarce, bacteria have evolved to use _________________ vents as sources of energy.

Other Answer Choices:

sunlight

photosynthesis

hydrothermal

air

Required

2

Required

1

Question 2

2.

Drag each organism into the correct category to show whether it is a producer or a consumer.

seaweed
krill
shark
tuna
algae
kelp

Producer
Consumer

Question 3

3.

Which correctly represents the levels of the ocean food chain starting with primary producers? Select two correct answers.

phytoplankton -> zooplankton -> small fish

whales -> dolphins -> plankton

seaweed -> jellyfish -> sharks

jellyfish -> coral reefs -> sharks

small fish -> zooplankton -> phytoplankton