Population Growth and Survivorship - Quiz - Biology Articles, Tutorials & Dictionary Online

Quiz

Choose the best answer.

1. Refers to a group of interbreeding organisms of a particular species

Ecosystem

Population

Carrying capacity

Competition

2. Which of the following indicates overpopulation of a species?

When there is no competition for resources

When its natural predators abound in the ecosystem

When the population exceeds the carrying capacity of an ecosystem

When the resources progressively increase

3. A type of population distribution characterized by patches of social groups

Regular

Random

Clumped

All of the above

3. Age structure depicting a stable population, with more or less the same number of young and middle-aged individuals

Triangular

Bell-shaped

Urn-shaped

Round

4. Which of the following is NOT true about population growth rate?

It refers to the change in a population over a unit time period.

It is a qualitative measure not affected by by births or deaths in a population..

A positive value indicates increasing population.

A negative value indicates decreasing population.

5. A density-independent factor

Predation

Competition

Communicable diseases

Forest fires

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