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Populations & Communities Review

Total questions: 49

Worksheet time: 2hrs 38mins

Name
Class
Date
1.

an organism that gets energy by eating other organisms

a)

producer

b)

consumer

c)

predator

d)

prey

2.

an organism that gets energy such as sunlight from the environment and makes its own food

a)

producer

b)

consumer

c)

predator

d)

prey

3.

an animal that hunts other animals for food

a)

producer

b)

consumer

c)

predator

d)

prey

4.

an animal that is hunted

a)

producer

b)

consumer

c)

predator

d)

prey

5.

a close relationship between two species that involves an exchange of energy

a)

symbiosis

b)

parasitism

c)

mutualism

d)

commensalism

6.

a symbiotic relationship in which both partners benefit

a)

symbiosis

b)

parasitism

c)

mutualism

d)

commensalism

7.

a symbiotic relationship that benefits one species but does not harm or help the other

a)

symbiosis

b)

parasitism

c)

mutualism

d)

commensalism

8.

a symbiotic relationship that benefits one species and harms the other

a)

symbiosis

b)

parasitism

c)

mutualism

d)

commensalism

9.

A tick and a dog have this type of relationship.

a)

mutualism

b)

commensalism

c)

parasitism

10.
Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.
a)
Mutualsim 
b)
Parasitism 
c)
Commensalism 
11.
Mistletoe extracts water and nutrients from the spruce tree to the tree's detriment (harm). 
a)
Mutualsim 
b)
Parasitism 
c)
Commensalism 
12.
Yucca flowers are pollinated by yucca moths. The moths lay their eggs  in the flowers where  the larvae hatch and eat some of the developing seeds. Both species benefit.  
a)
Mutualism 
b)
Parasitism 
c)
Commensalism 
13.
A wrasse fish feeds on the parasites found on the black sea bass's body. Both species benefit. 
a)
Mutualism 
b)
Parasitism 
c)
Commensalism 
14.
Silverfish live and hunt with army ants. They share the prey.  They neither help nor harm the ants. 
a)
Mutualism 
b)
Parasitism 
c)
Commensalism 
15.
Which of the following symbiotic relationships is considered parasitic?
a)
Ticks feeding on a dog
b)
Bees transporting pollen from flowers
c)
Pilotfish swimming under sharks
d)
Birds eating the insects fromo the back of hippo
16.
Which of these describes a mutually beneficial relationship between two organisms?
a)
A dog with worms in its intestine
b)
A turtle and a snail that both eat grass live in a river
c)
A honeybee pollinating a plant and receiving nectar for food
d)
A small fish attached to a shark, eating tiny pieces of the shark's food as it floats
17.
Which of the examples below can BEST be described as mutualism between animals?
a)
A tapeworm lives in the intestine of a bird and consumes the food that the bird has eaten
b)
Mountain lions and wolves fight each other for the same deer
c)
A bird eats parasites off a rhinoceros while the rhinoceros provides protection to the bird
d)
Rats live in the garbage dump of a town and rarely interact with people
18.

Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.

a)

mutualism

b)

commensalism

c)

parasitism

19.

A tapeworm and a cat have this type of relationship.

a)

mutualism

b)

parasitism

c)

commensalism

20.

Skunks often live in burrows that have been dug and abandoned by woodchucks.

a)

commensalism

b)

mutualism

c)

parasitism

21.
When a mosquito bites you, you are the __________ and the mosquito is the  ____________.
a)
host, hostess
b)
parasite, host
c)
host, parasite
d)
prey, predator
22.

all the populations of different species that live in the same area at the same time

a)

biosphere

b)

biotic potential

c)

population

d)

community

23.

parts of Earth and its atmosphere where there is life

a)

biosphere

b)

biotic potential

c)

population

d)

community

24.

all the organisms of one species living in one place at one time

a)

biosphere

b)

biotic potential

c)

population

d)

community

25.

potential growth of a population in perfect conditions with no limiting factors

a)

biosphere

b)

biotic potential

c)

population

d)

community

26.

all the species that live in the same ecosystem at the same time

a)

community

b)

habitat

c)

niche

d)

biosphere

27.

the place within an ecosystem where an organism lives

a)

community

b)

habitat

c)

niche

d)

biosphere

28.

what a species does in its habitat to survive

a)

community

b)

habitat

c)

niche

d)

biosphere

29.

All the land and water are included in Earth's _____.

a)

biosphere

b)

biotic potential

c)

population

d)

community

30.
All of the living and nonliving things in an area that interact with each other are called a/an ______.
a)
community
b)
habitat
c)
population
d)
ecosystem
31.
The place where an organism lives is its _________.
a)
habitat
b)
abiotic
c)
ecosystem
d)
community
32.
An individual living thing is a/an __________.
a)
habitat
b)
ecosystem
c)
organism
d)
population
33.
A collection of organisms that belong to different populations but all live in the same area and interact with one another.
a)
Population
b)
Ecosystem
c)
Community
d)
Ecosphere
34.

cactus, snake, coyote, sagebrush, and hare in the same area.

a)

community

b)

abiotic factors

c)

population

d)

niche

35.

Coyote, sand, 102 degrees, cactus, and snake.

a)

ecosystem

b)

biomes

c)

niche

d)

community

36.

Which choice shows the correct order of the levels of environmental organization?

a)

organism, population, community, ecosystem, biosphere

b)

organism, population, ecosystem, biosphere, community

c)

organism, community, population, ecosystem, biosphere

d)

population, ecosystem, biosphere, organism, community

37.

An individual is a single _______________ of a particular species. One single zebra is an example.

a)

Population

b)

Organism

c)

Ecosystem

38.

All the individuals of one species in a given area is called a ______________. A herd of zebras would be an example.

a)

Population

b)

Community

c)

Non-living

d)

Organism

39.

The total sum of all the populations of living things within an area that interact with one another is called_________. Zebra, elephants, and giraffes would be an example

a)

Biosphere

b)

Population

c)

Community

d)

Organism

40.

the struggle in a community for the same resources, such as food, water & shelter

a)

carrying capacity

b)

competition

c)

limiting factor

d)

population density

41.

largest number of individuals of one species that an environment can support

a)

carrying capacity

b)

competition

c)

limiting factor

d)

population density

42.

size of a population compared to the amount of space available

a)

carrying capacity

b)

competition

c)

limiting factor

d)

population density

43.

anything that restricts the size of a population

a)

carrying capacity

b)

competition

c)

limiting factor

d)

population density

44.

Sunlight, temperatures, disease, predators, fires, floods & space are examples of _____.

a)

carrying capacity

b)

competition

c)

limiting factor

d)

population density

45.
A snake is eaten by a hawk. The hawk is the _______.
a)
prey
b)
parasite
c)
predator
d)
all of these
46.
If the population of a certain predator increases, there is often _______ its prey
a)
a decrease the population of
b)
an increase of the population of 
c)
great news for its prey of
d)
no  impact found on
47.
If there is more food than usual in an ecosystem, then...
a)
Populations will stay the same
b)
Populations will decrease
c)
Populations will increase
48.
What happens when an environment reaches its carrying capacity?
a)
Populations will decrease
b)
Resources such as food, water, and space will be unlimited
c)
Populations will increase
d)
Nothing, everything will stay the same.
49.
Temperature, light, air, water, and soil are all  _____  parts of the environment
a)
alive
b)
biotic 
c)
abiotic
d)
living

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