Ecological Relationships Worksheet
Explore ecological relationships including food chains, food webs, and symbiosis with this Grade 6 science worksheet.
Includes
Standards
Topics
Ecological Relationships
Name:
Date:
Score:
Read each question carefully and answer to the best of your ability. Use the provided diagrams to help you understand the concepts.
1. Look at the food chain below. Which organism is the producer?

Grass
Rabbit
Fox
Eagle
2. A food shows how all the food chains in an ecosystem are connected.

3. Organisms that eat other organisms are called .
4. Organisms that produce their own food are called .
5. In a mutualistic relationship, both organisms benefit.
True
False
6. A parasitic relationship harms one organism and benefits the other.
True
False
7. Describe an example of a commensalistic relationship.

Match each term on the left with its definition on the right.
8. Producer
a. An organism that eats other organisms.
9. Consumer
b. An organism that makes its own food.
10. Decomposer
c. An organism that breaks down dead organic matter.