Ecology Test REVIEW

Front

What is parasitism?

Back

A symbiotic relationship where one organism benefits at the expense of another, such as ticks feeding on a dog.

Front

What is mutualism?

Back

A symbiotic relationship where both organisms benefit, like red-billed oxpeckers feeding on parasites from impalas.

Front

Define predation.

Back

A biological interaction where one organism (the predator) hunts and eats another organism (the prey).

Front

What are the two essential requirements for larger plants and trees to grow?

Back

Deep soil and nutrients in the soil.

Front

What is competition in an ecosystem?

Back

A relationship where two or more organisms vie for the same resources, such as lizards and birds both eating insects.

Front

What is commensalism?

Back

A symbiotic relationship where one organism benefits and the other is neither helped nor harmed.

Front

Give an example of a carnivore.

Back

A carnivore is an organism that primarily eats meat, such as a lion.

Front

What is the role of a pioneer species in an ecosystem?

Back

Pioneer species are the first organisms to colonize barren environments, helping to create conditions for other species.

Front

What is an ecosystem?

Back

A community of living organisms interacting with their physical environment.

Front

Define biodiversity.

Back

The variety of life in a particular habitat or ecosystem, including the number of different species.