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Food Chain worksheets

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Worksheet

25 Questions

Q. An organism that produces its own food supply from inorganic compounds is called a(an)

answer choices

heterotroph

consumer

detritivore

autotroph

Q. What is the original source of almost all energy in most ecosystems?

answer choices

carbohydrates

sunlight

water

carbon

Q. What is the term for each step in the transfer of energy and matter within a biological community?

answer choices

energy path

food web

trophic level

food pyramid

Q. What does a food web represent?

answer choices

All connections of energy flow throughout all organisms in a habitat.

The specific ways that mutualism is carried out.

A single pathway or energy flow between organisms.

How carnivores get their food.

Q. An illustration that uses arrows to show the many possible directions in which matter and energy can pass through the organisms in an ecosystem.

answer choices

Food chain

Food web

Energy Pyramid

Succession Map

Q. The nonliving aspects of an ecosystem.

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Abiotic factors

Biotic factors

Q. The living portions of the ecosystem.

answer choices

Biotic factors

Abiotic factors

Q. The general name for organisms like animals and fungi that get their energy from eating other organisms.

answer choices

Producers

Consumers

Detritivores

Carnivores

Q. The rabbit in this food web would be considered a:

answer choices

Decomposer

Producer

Secondary Consumer

Primary Consumer

Q. What makes Fungi so unique when it comes to trophic levels?

answer choices

They are producers so they can be high or low

They are consumers of only plants

They are consumers of all types of organisms because they decompose

They are consumers of only the primary trophic level

If a primary consumer becomes extinct, in theory what populations should grow (increase)?

answer choices

secondary consumers

tertiary consumers

scavengers

producers

_________ are the key to recycling nutrients to the soil, continuing the energy cycle.

answer choices

producers

carnivores

decomposers

autotrophs

Q. In the energy pyramid below, which organism has the least amount of energy available?

answer choices

Producers

Herbivores

Carnivores

Top Predator

The image above shows a food web, where each letter represents an organism.

Which organism is most likely a TOP PREDATOR?

answer choices

The image above shows a food web, where each letter represents an organism.

Which organism gets energy FROM THE SUN?

answer choices

The picture above shows a food web, where each letter represents an organism.

Oh no! Organism C went extinct!!

What will probably happen next in this ecosystem?

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Population "A" will increase, and "F" will decrease.

Population "A" will decrease, and "F" will increase.

Population "A" will remain the same, and "F" will increase.

Population "A" will decrease, and "F" will remain the same.

What words / phrases could replace the arrows in these (and ANY other) food chains? PICK TWO

answer choices

"give energy to"

"get eaten by"

"get energy from"

"eat"

Q. Why is there a limited amount of energy that can be passed on to the next feeding level?

answer choices

There is never enough sunlight available.

Some ecosystems have limited resources.

Organisms use some of the energy they get from eating.

All the energy is available to be passed on.

Q. The largest group of organisms found in a food web would be:

answer choices

Primary Consumers

Producers

Decomposers

Tertiary Consumers

Q. Which trophic level has the most total energy?

answer choices

Primary Consumers

Producers

Secondary Consumers

Tertiary Consumers

Q. The cycling of matter is important because

answer choices

Matter can be created and destroyed

Only a limited amount of matter is available so it has to be recycled

Matter can only be found in a solution

Bacteria use matter to convert organisms into solar energy

Q. Which is the correct sequence to show how organisms live in an environment?

answer choices

decomposer-->consumer-->producer

consumer-->decomposer-->producer

producer-->decomposer-->consumer

producer-->consumer-->decomposer

Q. The shrew provides energy for the _______?

answer choices

cricket

grasshopper

frog

snake

Which of the following organisms in competition with the weasel for their food source?

answer choices

grass

rabbit

fox

snake

What would happen to the rabbit population if the fox population moved out of the area represented by the food web?

answer choices

The rabbit population would increase

The rabbit population would decrease

The rabbit population would neither increase nor decrease

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Access printable food-chain worksheets

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25 Questions

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