Grade 8 Ecology Worksheet
An ecology worksheet for 8th grade science students covering food webs, ecosystems, and ecological relationships.
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Grade 8 Ecology Worksheet
Name:
Date:
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Read each question carefully and answer to the best of your ability. Show all your work for short answer questions.
1. Which of the following best describes an ecosystem?
All the living organisms in a particular area.
A community of organisms interacting with their physical environment.
Only the non-living components of an environment.
A group of individuals of the same species.
2. What is the role of a decomposer in an ecosystem?
To produce their own food.
To consume other organisms for energy.
To break down dead organic matter.
To serve as a primary food source for carnivores.
3. The process by which plants convert light energy into chemical energy is called .
4. A group of organisms of the same species living in the same area is known as a .
5. Observe the food web below. Identify one producer, one primary consumer, and one secondary consumer.
Producer:
Primary Consumer:
Secondary Consumer:
6. Abiotic factors in an ecosystem include living organisms.
True
False
7. A food chain shows multiple feeding relationships in an ecosystem.
True
False
Match each term with its correct definition.
8. Herbivore
a. An organism that eats only plants.
9. Carnivore
b. An organism that eats both plants and animals.
10. Omnivore
c. An organism that eats only other animals.
11. Describe the key differences between a producer, a consumer, and a decomposer in an ecosystem. Give an example of each.
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