Unit 4: Population Dynamics Test

What factors describes when populations increase because animals are moving into a population?

• emigration

• limiting factors

• immigration

• exponential growth

A population is

• A group of one species in one area

• multiple species that live in one area

• all of the living and nonliving things in an area

• none of the above

What are the 3 types of dispersions?

• size, density, dispersion

• groups, couples, single

• near, far, wherever you are

• random, clumped, uniform

What is the term given to the number of individuals in a given area or volume?

• population density

• carrying capacity

• size

• population

Which one would represent a country that has a high birth rate and death rate?

• A

• B

• C

Tags

NGSS.MS-ESS3-4

An environment factor such as storms and extreme heat or cold that affects population regardless of their density

• density - dependent factor

• population density

• dispersion

• density - independent factor

The most common kind of dispersion in nature is

• clumped

• uniform

• random

• unknown

The three main factors that cause population change to a specified area are

• births, deaths, and marriage

• births, deaths and migration

• births, deaths, and life expectancy

• births, deaths, and divorces

Tags

NGSS.MS-ESS3-4

What is the approximate population of men age 65-69 in the US in 2014? (see image)

• 7.5 million

• 10.5 million

• 5 million

• 12 million

The number of people in a defined area such as a square kilometer

• population density

• birth rate

• death rate

• population