Bio St 2.1.3

Front

What is Commensalism?

Back

A relationship between two organisms where one benefits and the other is neither helped nor harmed.

Front

Define Niche in ecology.

Back

An organism's role in its community, including its habitat, resource use, and interactions with other organisms.

Front

What is trial and error learning?

Back

A learning process where an organism tries different methods to achieve a goal, learning from mistakes to improve performance.

Front

What type of symbiosis is exemplified by skunks living in abandoned woodchuck burrows?

Back

Commensalism.

Front

Describe the relationship between cattle egrets and cattle.

Back

Cattle egrets benefit from foraging among cattle, gaining access to insects stirred up by the cattle, while the cattle are unaffected.

Front

What is Mutualism?

Back

A symbiotic relationship where both organisms benefit from the interaction.

Front

What is Parasitism?

Back

A relationship where one organism benefits at the expense of another, harming the host.

Front

What is the difference between Commensalism and Mutualism?

Back

In Commensalism, one organism benefits while the other is unaffected; in Mutualism, both organisms benefit.

Front

Give an example of Parasitism.

Back

A tick feeding on a dog, benefiting from the dog's blood while harming the dog.

Front

What is the role of competition in an ecosystem?

Back

Competition occurs when organisms vie for the same resources, such as food, space, or mates.