Unit 5: Practice Exam

Front

What is Commensalism?

Back

A type of symbiotic relationship where one organism benefits while the other is neither helped nor harmed. Example: Remora fish attaching to sharks.

Front

What role do parasitoids play in ecosystems?

Back

They help control pest populations by laying eggs inside or on the host organism.

Front

What is competition in ecology?

Back

The struggle between organisms for the same resources in an ecosystem, which can occur within the same species or between different species.

Front

What is Uniform distribution in ecology?

Back

A distribution pattern where individuals are spaced evenly across an area, often due to territorial behavior.

Front

What defines a predator?

Back

An organism that hunts and consumes another organism for food.

Front

What is Mutualism?

Back

A symbiotic relationship where both organisms benefit from the interaction. Example: Bees pollinating flowers.

Front

What is Parasitism?

Back

A relationship where one organism benefits at the expense of another, often harming the host. Example: Ticks feeding on mammals.

Front

What is the difference between primary producers and consumers?

Back

Primary producers create their own food through photosynthesis, while consumers rely on other organisms for food.

Front

What is Clumped distribution?

Back

A distribution pattern where individuals are grouped together in patches, often due to resource availability.

Front

What is the role of herbivores in an ecosystem?

Back

Herbivores are primary consumers that feed on plants, playing a crucial role in energy transfer within food webs.