1.3 Interactions Among Living Things

Front

What is a host in a parasitic relationship?

Back

A host is an organism that provides a living environment and resources for a parasite.

Front

What is a parasite?

Back

A parasite is an organism that lives on or in a host and benefits at the host's expense.

Front

What is predation?

Back

Predation is a biological interaction where one organism (the predator) hunts and eats another organism (the prey).

Front

What are predator adaptations?

Back

Predator adaptations are traits that help predators catch and consume their prey, such as sharp teeth or speed.

Front

What is competition in ecology?

Back

Competition is the struggle between organisms to survive in a habitat with limited resources.

Front

What is symbiosis?

Back

Symbiosis is a close relationship between two species that benefits at least one of the species.

Front

What are the three types of symbiotic relationships?

Back

The three types of symbiotic relationships are mutualism, commensalism, and parasitism.

Front

What is mutualism?

Back

Mutualism is a type of symbiotic relationship where both species benefit.

Front

What is commensalism?

Back

Commensalism is a type of symbiotic relationship where one species benefits and the other is neither helped nor harmed.

Front

What is an example of mutualism?

Back

An example of mutualism is bees pollinating flowers while obtaining nectar.