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WorksheetsFood Chains
Total questions: 10
Worksheet time: 5mins
Name
Class
Date
1.
How are the living creatures in an ecosystem linked?
a)
By what they eat
b)
By how they breathe
c)
By their size
d)
By their species
2.
What can you infer from the fact that the disappearance of just one species can disrupt an entire food chain?
a)
Every food chain depends entirely on a single species
b)
Food chains are extremely fragile
c)
Food chains can regenerate on their own
d)
Food chains would not exist without humans
3.
How is a food web different from a food chain?
a)
Food webs contain only producers, not consumers
b)
Food webs do not include decomposers
c)
Food webs contain many different, linked food chains
d)
Food webs exist in aquatic environments; food chains exist in terrestrial environments
4.
Which of the following is a producer?
a)
Bear
b)
Human
c)
Fungi
d)
Tree
5.
Through what process do producers make their own food?
a)
Parthenogenesis
b)
Photosynthesis
c)
Meiosis
d)
Mitosis
6.
What role do you play in the food web?
a)
Producer
b)
Consumer
c)
Decomposer
d)
Human
7.
How might a lack of sunlight disrupt the food web?
a)
It would cause consumers to consume less
b)
It would prevent decomposers from decomposing matter
c)
It would prevent producers from producing nutrients
d)
It would not disrupt the food web at all
8.
How are primary consumers different from secondary consumers?
a)
Primary consumers eat only plants; secondary consumers eat other consumers
b)
Primary consumers eat other consumers; secondary consumers eat only plants
c)
Primary consumers eat plants and other consumers; secondary consumers eat plants and decompose matter
d)
Primary consumers eat plants and decompose matter; secondary consumers eat plants and other consumers
9.
This organism is most likely:
a)
A primary consumer
b)
A secondary consumer
c)
A decomposer
d)
A producer
10.
Sheep are herbivorous. What can you infer from this?
a)
They are primary consumers
b)
They are producers
c)
They are secondary consumers
d)
They are decomposers
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