Symbiotic Relationships and Ecosystems

What is an ecosystem?

• A group of animals living in the same area.

• A community of living organisms that depend on each other and their environment.

• A collection of non-living things in a specific habitat.

• A single species interacting with its surroundings.

In a mutualistic relationship, how do the organisms involved interact?

• One organism benefits, and the other is harmed.

• One organism benefits, and the other is unaffected.

• Both organisms benefit from the relationship.

• Both organisms are harmed by the relationship.

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Which of the following is an example of a parasitic relationship?

• A caterpillar providing nectar to ants in exchange for protection.

• A bee collecting nectar from a flower while pollinating it.

• A tick feeding on the blood of a deer.

• A bird building a nest in a tree.

What type of symbiotic relationship is demonstrated when an orchid grows on a tree, benefiting from water and nutrients without harming the tree?

• Mutualism

• Parasitism

• Commensalism

• Competition