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Chapter 8 Understanding Populations Review

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

An organism's way of life

a)

growth rate

b)

niche

c)

capacity

d)

habitat

2.

interaction in which one organism feeds upon another organism

a)

commensalism

b)

mutalism

c)

competition

d)

predation

3.

maximum population an ecosystem can support indefinitely

a)

carrying capacity

b)

max support

c)

dispersion

d)

growth rate

4.

birth rate minus death rate

a)

population

b)

carrying capacity

c)

growth rate

d)

niche

5.

arrangement of a population within a given space

a)

restriction

b)

capacity

c)

size

d)

dispersion

6.

a group of individuals of the same species living in a particular place

a)

population

b)

capacity

c)

niche

d)

community

7.

a factor that determines the carrying capacity of an ecosystem

a)

limiting resource

b)

limiting capacity

c)

niche restriction

d)

predation

8.

Within a few years the population increases dramatically due to no factors restricting its growth..

a)

limitless capacity

b)

population boom

c)

exponential growth

d)

baby boom

9.

When growth rate equals birth rate.

a)

max population growth

b)

zero population growth

c)

birth rate stops

d)

death rate increases

10.

Which is an example of a population?

a)

All animals in a forest

b)

All trees in a forest

c)

All red maple trees in a forest

d)

Both trees and animals in the same forest

11.

Each of the following is an example of a parasite except

a)

mistletoe

b)

tick

c)

cow

d)

roundworm

12.

The relationship between a zebra and a lion is called what?

a)

parasitsm

b)

commensalism

c)

mutalism

d)

predation

13.

Which of the following organisms has the highest reproductive potential?

a)

cats

b)

lions

c)

humans

d)

bacteria

14.

The number of individuals per unit area.

a)

density

b)

population

c)

urban

d)

growth rate

15.

What determines the carrying capacity of a population?

a)

predation

b)

limiting resource

c)

competition

d)

density dependence

16.

The pattern of distribution of organisms

a)

habitat

b)

inclusion

c)

density

d)

dispersion

17.

Which is NOT a predator-prey adaptation?

a)

camouflage

b)

lack of color

c)

chemical defenses

d)

mimicry

18.

a relationship in which two species live in close association

a)

Competition

b)

Density

c)

Symbiosis

d)

none of the above

19.

The change is the size of a population over time

a)

growth rate

b)

birth rate

c)

population decline

d)

negative niche

20.

One organism benefits and the other is not harmed or helped?

a)

Parasitism

b)

Mutualism

c)

Commensulism

d)

Organism