Ecological Relationships Worksheet
Explore ecological relationships including predation, competition, mutualism, commensalism, and parasitism with this Grade 8 Science worksheet.
Includes
Standards
Ecological Relationships
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Good luck!
1. Which ecological relationship benefits both organisms involved?
Predation
Mutualism
Parasitism
Competition
2. A tick living on a dog and feeding on its blood is an example of which relationship?
Commensalism
Mutualism
Parasitism
Predation
3. The struggle between two organisms for the same limited resources is called .
4. An organism that produces its own food is known as a(n) .
5. A relationship where one organism benefits and the other is neither helped nor harmed is called .
6. Describe the difference between a producer and a consumer, and provide an example of each.
7. All symbiotic relationships are beneficial to both organisms involved.
True
False
8. Decomposers play a crucial role in recycling nutrients back into the ecosystem.
True
False
9. Analyze the food web below and answer the questions that follow.
a) Identify one producer and one primary consumer from the food web.
b) If the population of snakes suddenly decreased, what impact might this have on the population of hawks and mice?
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