Unit 6 Ecology Questions

Front

What is the maximum number of individuals that an environment can support, represented by the letter K?

Back

Carrying capacity

Front

What type of population growth does the bacteria population show?

Back

Exponential growth

Front

In experiments with two species of paramecia, a scientist proved that two different species cannot both exist in the same area with the same limited resources. What principle does this demonstrate?

Back

Competitive exclusion principle

Front

What is the lowest level of environmental organization to which three frogs of the same species would all belong?

Back

Population

Front

What kind of relationships do a spider and an insect, and a tick and a deer display?

Back

The spider and insect are in a predation relationship; the tick and the deer are in a parasitism relationship.

Front

What is the term for the role an organism plays in its environment?

Back

Niche

Front

What is the term for the variety of life in the world or in a particular habitat or ecosystem?

Back

Biodiversity

Front

What is the process by which organisms better adapted to their environment tend to survive and produce more offspring?

Back

Natural selection

Front

What is the term for the interaction between two different species in which one species benefits and the other is harmed?

Back

Parasitism

Front

What is the term for the gradual process by which ecosystems change and develop over time?

Back

Ecological succession