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