IS1 Exam 1 Review

Front

What is an example of parasitism?

Back

Human and tapeworm.

Front

What is a system?

Back

A system is a set of interacting components that function as a whole.

Front

What is the major difference between primary and secondary succession?

Back

Primary succession starts from bare rock.

Front

What do you call multiple organisms of the same species living together?

Back

Population.

Front

What happens if a keystone species is removed from an ecosystem?

Back

The ecosystem would change drastically.

Front

What is primary succession?

Back

Primary succession is the process of ecological change that occurs in an environment that has not previously been inhabited.

Front

What is secondary succession?

Back

Secondary succession is the process of ecological change that occurs in an environment that has been disturbed but where soil and some organisms still exist.

Front

Define parasitism.

Back

Parasitism is a relationship between two organisms where one organism benefits at the expense of the other.

Front

What is a keystone species?

Back

A keystone species is a species that has a disproportionately large effect on its environment relative to its abundance.

Front

What is a population in ecology?

Back

A population is a group of individuals of the same species living in a specific area.