Unit 4- Interdependence of Organisms

Front

What is the relationship called when one organism benefits and the other is harmed?

Back

Parasitism

Front

What is the term for the interaction where both species benefit?

Back

Mutualism

Front

What is the term for the interaction where one organism benefits and the other is neither helped nor harmed?

Back

Commensalism

Front

What is the role of decomposers in an ecosystem?

Back

Decomposers break down dead organisms, recycling nutrients back into the soil.

Front

How does competition affect species in the same habitat?

Back

Competition can lead to a decrease in population size for both species.

Front

What is predation?

Back

Predation is the interaction where one organism (the predator) kills and eats another organism (the prey).

Front

How does an increase in decomposers affect a food web?

Back

It would increase the recycling of nutrients, benefiting producers.

Front

What is the difference between predation and competition?

Back

Predation involves one organism controlling the population size of another, while competition involves organisms competing for limited resources.

Front

What is biodiversity?

Back

Biodiversity refers to the variety of life in a particular habitat or ecosystem.

Front

How can predation influence biodiversity?

Back

Predation can help control population sizes, which can maintain biodiversity.