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Populations Species Interactions Review

Total questions: 45

Worksheet time: 23mins

Name
Class
Date
1.

In a mountain we can find foxes, rabbits, owls, pine trees, bamboo trees and pandas. This is an example of

a)

Community

b)

Population

c)

Ecosystem

d)

Biome

2.

A snake uses the abandoned hole of a badger for a home. This is an example of:

a)

Mutualism

b)

Commensalism

c)

Predation

d)

Competition

3.

When a species decreases the number of offspring per pregnancy, the reproductive potential…

a)

Increases

b)

Decreases

c)

Stays the same

d)

Is negative

4.

If a species overpowers another and takes over the area.

a)

Competitive Exclusion

b)

Fundamental niche

c)

Niche Restriction

d)

Niche Competition

5.

The most common distribution in human agriculture is

a)

Random

b)

Even

c)

Clumped

d)

Community

6.

The most common distribution in poor environments is

a)

Random

b)

Even

c)

Clumped

d)

Community

7.

The most common distribution in rich environments is

a)

Random

b)

Even

c)

Clumped

d)

Community

8.

The most common distribution for social organisms is

a)

Random

b)

Even

c)

Clumped

d)

Community

9.

The most common distribution for organisms without control of their location.

a)

Random

b)

Even

c)

Clumped

d)

Community

10.

Bats use eco-location to capture moths. This is an example of:

a)

Mutualism

b)

Commensalism

c)

Predation

d)

Competition

11.

A common example of adaptations of predators to predation is:

a)

Camouflage

b)

Protective cover

c)

Parasitism

d)

Warning coloration

12.

Species that avoid extinction because they have high reproductive rates

a)

h-species

b)

r-species

c)

K-species

d)

Specialists

13.

Species capable of occupying many niches.

a)

h-species

b)

r-species

c)

K-species

d)

n-species

14.

Species that suffer the most from density dependent regulations.

a)

h-species

b)

r-species

c)

K-species

d)

n-species

15.

When a species increases the proportion of males versus females, the reproductive potential

a)

Increases

b)

Decreases

c)

Stays the same

d)

Duplicates

16.

The most common distribution.

a)

Random

b)

Even

c)

Clumped

d)

Community

17.

The least common distribution.

a)

Random

b)

Even

c)

Clumped

d)

Community

18.

When a population grows without any limit, faster and faster, its called?

a)

Growth unlimited

b)

Unlimiting growth

c)

Carrying capacity

d)

Exponential growth

19.

When one species is alone and lives without any control.

a)

Realized Niche

b)

Fundamental niche

c)

Restrictive niche

d)

Exponential niche

20.

When a species decreases the maturity age, the reproductive potential

a)

Increases

b)

Decreases

c)

Stays the same

d)

Is negative

21.

A species interaction in which both species are negatively affected.

a)

Competition

b)

Commensalism

c)

Amensalism

d)

Predation

22.

A species interaction in which both species are positively affected.

a)

Competition

b)

Commensalism

c)

Mutualism

d)

Predation

23.

A species interaction in which one kills the prey

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Parasitism

24.

A species interaction in which one feeds without killing the host

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Parasitism

25.

When do species reach their carrying capacity?

a)

When their reproductive potential is high.

b)

When their ecosystem is in climax

c)

When there is competition in the same species

d)

When the resources become limiting

26.

Species that only use few niches.

a)

h-species

b)

r-species

c)

K-species

d)

n-species

27.

Species with low reproductive potential

a)

h-species

b)

r-species

c)

K-species

d)

n-species

28.

Species that favor quality over quantity

a)

h-species

b)

r-species

c)

K-species

d)

n-species

29.

Species that mature quickly

a)

h-species

b)

r-species

c)

K-species

d)

n-species

30.

Species with long lives

a)

h-species

b)

r-species

c)

K-species

d)

n-species

31.

In a mountain we can find foxes, rabbits, water, oxygen, bamboo trees and pandas. This is an example of

a)

Community

b)

Population

c)

Ecosystem

d)

Biome

32.

A hawk uses the top of an oak tree to make his nest. This is an example of:

a)

Mutualism

b)

Commensalism

c)

Predation

d)

Competition

33.

When a species increases the number of offspring per pregnancy, the reproductive potential…

a)

Increases

b)

Decreases

c)

Stays the same

d)

Is negative

34.

When a population has no limitation, the organisms in it can live in their...

a)

Realized Niche

b)

Fundamental niche

c)

Restrictive niche

d)

Absolute niche

35.

Moths use hearing to avoid bats from eating them. This is an example of:

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

36.

As a population grows, it will most likely stop growing at what size?

a)

Growth limit

b)

Limiting factor

c)

Carrying capacity

d)

Exponential limit

37.

When do organisms of the same species start to compete?

a)

When they live in the same place.

b)

When resources are limiting.

c)

When there are predators

d)

When they are clumped.

38.

What type of species interaction do snowshoe rabbit and Canada lynx have?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

e)

Parasitism

39.

What is the population of the snowshoe rabbit in 1920?

a)

25

b)

75

c)

125

d)

150

40.

What type of species interaction do population A and B have?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

e)

Parasitism

41.

What type of species interaction do the populations show?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

e)

Parasitism

42.

What type of species interaction do the species show?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

e)

Parasitism

43.

What species interaction causes the carrying capacity to increase for both?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

e)

Parasitism

44.

What species interaction causes the carrying capacity to decrease for both?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

e)

Parasitism

45.

What species interaction causes the carrying capacity to decrease for the host?

a)

Predation

b)

Commensalism

c)

Mutualism

d)

Competition

e)

Parasitism