Grade 9 Ecology Worksheet
An ecology worksheet for Grade 9 students covering food webs, ecosystems, and ecological concepts.
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Grade 9 Ecology Worksheet
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Date:
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Read each question carefully and answer to the best of your ability. Show all your work where applicable.
1. Which of the following is an abiotic factor in an ecosystem?
Plants
Animals
Sunlight
Bacteria
2. What is the primary role of decomposers in an ecosystem?
Produce food
Consume producers
Break down dead organic matter
Provide shelter
3. A group of individuals of the same species living in the same area is called a .
4. The process by which plants convert light energy into chemical energy is called .
5. An organism that produces its own food is known as a .
6. Observe the food web below. Identify one producer, one primary consumer, and one secondary consumer.
Producer:
Primary Consumer:
Secondary Consumer:
7. All energy in an ecosystem originates from the sun.
True
False
8. A community consists of different populations interacting in the same area.
True
False
Match each term on the left with its definition on the right.
9. Herbivore
a. Feeds on both plants and animals
10. Carnivore
b. Feeds only on plants
11. Omnivore
c. Feeds only on animals
12. Describe the concept of carrying capacity in an ecosystem and explain what factors can influence it.