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Ecology Test 2 Review

Total questions: 35

Worksheet time: 24mins

Name
Class
Date
1.

In which month(s) did the Cottontail Rabbits reach their carrying capacity?

a)

January and February

b)

March and May

c)

April and January

d)

April and May

2.
When a population grows past the ecosystem's carrying capacity, what happens to the population?
a)
Continues to grow
b)
The population starts to die off to return to carrying capcity
c)
The population will go extinct due to lack of resources
d)
The population grows then finds a new carrying capacity
3.
A part of the environment that prevents a population from growing to large is a/n______________
a)
abiotic factor
b)
biotic factor
c)
limiting factor
4.
What type of interaction occurs when bees live in a hive?
a)
cooperation
b)
competition
c)
churros
d)
chimichangas
5.

Which of the following is an example of an abiotic limiting factor on population size?

a)

water availability

b)

Availability of food

c)

disease

d)

predation

6.
A population is 
a)

a group of communities that exist in different places

b)

a group of organisms of one species that lives in the same area at the same time

c)

a group of people that populate one place at the same time on different planets

7.
Carrying Capacity is
a)
the capacity of what one person can carry per day 
b)
how many animals you have in your daily bag limit at the end of the year
c)
wildebeest at a watering hole with zebras
d)
the maximum number of individuals that the environment can support
8.
Temperature, light, air, water, and soil are all  _____  parts of the environment
a)
alive
b)
biotic 
c)
abiotic
d)
living
9.
A living or once-living organisms in an ecosystem is a
a)
population
b)
biotic factor
c)
abiotic factor
d)
community
10.
Which of the fallowing has only abiotic factors?
a)
Sunlight, algae, and temperature
b)
Guppy, crab, oxygen
c)
Sunlight, soil, and weather
d)
Algae, temperature, and dog
11.
Immigration occurs when individuals are added to a population
a)
true
b)
false
12.
Emigration means to "move out"
a)
true
b)
false
13.
A population gets smaller by____________
a)
immigration and death
b)
immigration and birth
c)
emigration and birth
d)
emigration and death
14.
A population increases when_________________
a)

individuals die

b)

immigration and individuals are born

c)

individuals emigrate

15.
When two or more individuals or populations try to use the same limited resource (e.g. food, water, shelter, sunlight) it is called_________________
a)
cooperation
b)
symbiosis
c)
competition
d)
limiting factor
16.
___________________ occurs when individuals work together.
a)
immigration
b)
cooperation
c)
carrying capacity
d)
competition
17.

A community is a level in organization that is....

a)

made of populations of different species that live in the same place and interact.

b)

a single individual species of organisms that are similar.

c)

all the individual organisms of the same species in the same place.

18.

Food, Water, Space and Weather are all examples of a ___________________ in an environment.

a)

population

b)

limiting factor

c)

carrying capacity

19.

All of the living and nonliving things in an area make up a

a)

community

b)

habitat

c)

species

d)

ecosystem

20.

What is the carrying capacity of the graph?

a)

1000

b)

8000

c)

800

d)

600

21.

This may cause a population to increase

a)

increase of food supply

b)

removal of predators

c)

removal of disease

d)

all of these

22.

Which classification of organism is the fungi?

a)

Consumer

b)

Decomposer

c)

Carnivore

d)

Herbivore

23.
What would happen if the mouse population went extinct?
a)
The Kestrel (Hawk) population would increase
b)
The Blackberry plants would increase
c)
The Rabbit population would decrease
d)
The grass would increase
24.

Hawks and owls eat the same type of food and struggle with one another to get their food. What is this an example of?

a)

Competition

b)

Biotic factor

c)

Symbiosis

d)

Population

25.

A habitat is ___________________.

a)

the place or kind of place in which an animal or plant naturally lives.

b)

is how plants produce their own food.

c)

is an animal that only eats meat.

d)

the place where only one animal lives.

26.

A squirrels niche would be _________________.

a)

hunting prey and providing meat for other squirrels.

b)

searching for fish to eat in the ocean.

c)

staying busy storing nuts and seeds for winter.

d)

help decompose other animals and plants.

27.
an organism that eats both producers and other consumers. 
a)
omnivore
b)
carnivore 
c)
herbivore
28.
an organism that only eats producers. 
a)
herbivore
b)
carnivore
c)
omnivore
29.
an organism that only eats meat. 
a)
carnivore
b)
omnivore
c)
herbivore
30.

A relationship in which two different organisms live in close association with each other

a)

interspecific competition

b)

Mutualism

c)

Symbiosis

d)

Commensalism

31.
In the energy pyramid here, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
32.

A symbiotic relationship in which one organism is harmed and the other benefits:

a)

mutualism

b)

parasitism

c)

commensalism

d)

predation

33.

A symbiotic relationship in which both species benefit:

a)

commensalism

b)

mutualism

c)

predation

d)

parasitism

34.

The movement of organisms into a population is called

a)

immigration

b)

emigration

c)

population shift

d)

carrying capacity

35.

What is the term for a relationship where one organism benefit and the other is neither helped or harmed?

a)

Mutualism

b)

Commensalism

c)

Parasitism

d)

Predation

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