NC EOC Review: Ecology

Front

What type of relationship exists when both species benefit from their interaction?

Back

Mutualistic relationship

Front

What type of growth is represented by an s-curve in population dynamics?

Back

Logistic or restricted growth

Front

What type of relationship occurs when one species benefits while the other is neither helped nor harmed?

Back

Commensalistic relationship

Front

What happens to a population when the birth rate is less than the death rate?

Back

The population will decrease.

Front

How does an increase in predators, like lizards, affect the population of their prey, such as locusts?

Back

The locust population will decrease.

Front

Define 'ecology'.

Back

Ecology is the study of interactions between organisms and their environment.

Front

What is a food chain?

Back

A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.

Front

What is the difference between a food chain and a food web?

Back

A food chain is a single pathway of energy flow, while a food web consists of multiple interconnected food chains.

Front

What is carrying capacity?

Back

Carrying capacity is the maximum number of individuals of a species that an environment can support sustainably.

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organic matter, recycling nutrients back into the ecosystem.