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Unit 8: Ecosystem & Community Ecology Recap

Total questions: 102

Worksheet time: 1hrs 24mins

Name
Class
Date
1.

Which of the following would be classified as a producer?

a)

deer

b)

tall grass

c)

lion

d)

worm

2.

In the food chain, which consumer has access to the most available energy?

a)

hawk

b)

snake

c)

mouse

d)

grasshopper

3.

What would a Primary Consumer eat?

a)

Tertiary Consumers

b)

Secondary Consumers

c)

Producers

d)

Quaternary Consumers

4.

Organisms like fungi and bacteria that chemically break down dead/dying organisms, returning nutrients to the earth, are known as a

a)

scavengers

b)

detritivores

c)

decomposers

d)

autotrophs

5.

A third-level consumer has to be which type?

a)

Carnivore.

b)

Decomposer.

c)

Producer.

d)

Herbivore.

6.

An animal that eats other consumers is a....

a)

carnivore

b)

omnivore

c)

herbivore

d)

decomposer

7.

__________ is an organism that eats BOTH plants and animals for energy.

a)

Omnivore

b)

Herbivore

c)

Carnivore

d)

Scavenger

8.
The diagram shows an example of what kind of organism
a)
Autotroph
b)
Heterotroph
c)
Decomposer
d)
Herbivore
9.
This giraffe is an example of a _______________________________.
a)
Carnivore
b)
Omnivore
c)
Autotroph
d)
Herbivore
10.
In this image, the grass is the ______________.
a)
Primary Consumer
b)
Secondary Consumer
c)
Heterotroph
d)
Producer
11.
Which organism is NOT a heterotroph?
a)
Grass
b)
Python
c)
Frog
d)
Eagle
12.

On average, how much energy is passed from one feeding level to the next in a food chain?

a)

90%

b)

25%

c)

10%

d)

50%

13.

The direction of the flow of energy in a food chain is represented by ___.

a)

the sun

b)

consumers

c)

arrows

d)

producers

14.

The main source of energy for most living things on our planet is

a)

the sun.

b)

producers.

c)

primary consumers.

d)

decomposers.

15.
Organisms that create their own energy from sunlight or chemicals
a)
Herbivore
b)
Omnivore
c)
Autotroph
d)
Heterotroph 
16.

What type of relationship exists between the snake and the mouse?

a)

predation

b)

commensalism

c)

mutualism

d)

interspecific competition

17.
According to this food web, how many consumers are herbivores?
a)
2
b)
1
c)
4
d)
5
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)
competition
d)
parasitism
19.

Aphids are tiny insects that live on and eat the leaves of plants, removing vital nutrients from the plants.

a)

Predation

b)

Parasitism

c)

Commensalism

d)

Mutualism

20.

A lion stalks a herd of antelope wading in a pond. A flock of water birds on the shore become startled by the sound of the lion’s approach and fly away with a great deal of noise. The birds’ sudden departure gives warning to the antelope, and they are also able to escape safely. What type of relationship exists between the birds and the antelope?

a)

competition

b)

mutualism

c)

commensalism

d)

parasitism

21.
What type of symbiosis?  Hummingbirds feed on nectar from flowers.  The flowers are pollinated by hummingbirds as they move from flower to flower.
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
22.
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
23.

Match the following types of relationships to their descriptions:

a)

Both organisms are harmed by fighting over a resource

1.

Competition

b)

One organism benefits at the expense of the other

2.

Parasitism

c)

One organism benefits while the other remains neutral

3.

Commensalism

d)

Both organisms benefit (help each other)

4.

Mutualism

24.

A cowbird lays its eggs in the nest of another bird. The other bird expends energy to take care of the baby, finding it food until it's big enough to leave the next. What kind of relationship is this?

a)

parasitism

b)

mutualism

c)

commensalism

d)

competition

25.

Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers. Both species benefit.

a)

Mutualism

b)

Commensalism

c)

Parasitism

26.
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)
competition
d)
parasitism
27.
What type of symbiosis?  Skunks often live in burrows that have been dug and abandoned by woodchucks.  
a)
commensalism
b)
mutualism
c)
parasitism
d)
predation
28.
Red-billed oxpeckers are birds that often feed on parasites that infest impala.  This is an example of _______.
a)
commensalism
b)
mutualism
c)
neutralism
d)
competition
29.

Mark all the organisms that are considered producers

a)
b)
c)
d)
e)
30.

Giraffes have long necks that help them reach leaves high up in trees. They get all the energy they need from plants such as this. What type of consumer are giraffes.

a)

carnivore

b)

omnivore

c)

herbivore

d)

decomposer

31.

Mushrooms often grow around dead plants such as decomposing trees. They break down these dead organisms and put energy that stores in the plant back into the ground for other plants to use. What type of consumer are mushrooms?

a)

carnivore

b)

omnivore

c)

herbivore

d)

decomposer

32.

Put this food chain in the correct order

a)

Grass

b)

Rabbit

c)

Snake

d)

Hawk

1)
2)
3)
4)
33.

Circle every secondary consumer in red

34.

Put this food chain in the correct order

a)

Grass

b)

Grasshopper

c)

Shrew

d)

Snake

e)

Mountain Lion

1)
2)
3)
4)
5)
35.
Question Image

Match each organism with the correct trophic level

a)

Producer

1.

Grass

b)

Primary Consumer

2.

Squirrel

c)

Secondary Consumer

3.

Insect Eating Bird

d)

Apex Predator

4.

Mountain Lion

e)

Decomposer

5.

Bacteria

36.

The original source of energy for all organisms in a food web is...

a)

plants

b)

sun

c)

producers

d)

decomposers

37.

Arrows in a food web show

a)

eating

b)

sunlight

c)

energy flow

d)

matter

38.

An organism that gets energy from eating other organisms is a ______________

a)

producer

b)

consumer

c)

decomposer

39.

Which of the following organism above are considered "Heterotrophic"?

a)

Deer

b)

Fern Plant

c)

Apple Tree

d)

Owl

e)

Skunk

40.

Which of the following organism above are considered "Autotrophic"?

a)

Lemongrass

b)

Fox

c)

Apple Tree

d)

Rose Plant

e)

Sunlight

41.
Which terms best describe heterotrophs?
a)
Plants; producers
b)
Animals; producers
c)
Plants; consumers
d)
Animals; consumers
42.
Which terms best describe autotrophs?
a)
Plants; producers
b)
Animals; producers
c)
Plants; consumers
d)
Animals; consumers
43.
From where do autotrophs obtain their energy?
a)
The sun
b)
Other organisms
44.

Phytoplankton --> Krill --> Fish --> Sea Gull

Which organism in this food chain is the primary consumer?

a)

phytoplankton

b)

krill

c)

fish

d)

sea gull

45.

Which of the following is most likely to cause an increase in the croaker population?

a)

an increase in the anchovy population

b)

a decrease in the crab population

c)

a decrease in the bluefish population

d)

a decrease in the algae population

46.

In which level are producers found?

a)

A

b)

B

c)

C

d)

D

47.

Energy flows into an ecosystem through producers and is ultimately lost as...

a)

food

b)

carbon dioxide

c)

light

d)

heat

48.

In which level are secondary consumers found?

a)

A

b)

B

c)

C

d)

D

49.

What is the producer in this food web?

a)

anchovy

b)

shrimp

c)

algae

d)

snail

50.
An organism that gets energy from breaking down dead organisms, non-living material or waste is a(an) ___________.
a)
producer
b)
consumer
c)
decomposer
d)
autotroph
51.
Eat primary consumers (can be carnivores and omnivores)
a)
Tertiary Consumers
b)
Secondary Consumers
c)
Quaternary Consumers 
d)
Top Predators 
52.

Click on the picture to answer the question. What is true about a food chain?

a)

It is just 1 path of energy.

b)

It is all possible energy paths.

53.

Look carefully at the image. If energy is lost as it moves up the food chain, what trophic level has the most amount of energy?

a)

1st level - producers

b)

2nd level - primary consumers

c)

3rd level - secondary consumers

d)

4th level - tertiary consumers

54.

Which level of ecology is being described:

The Diamondback rattlesnakes in Arizona.

a)

Ecosystem

b)

Community

c)

Population

d)

Species

55.

Which level of ecology would the desert be?

a)

Ecosystem

b)

Biosphere

c)

Biome

d)

Community

56.

Which of the following consumers eats producers and consumers?

a)

Herbivore

b)

Carnivore

c)

Omnivore

d)

Detritivore

57.

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

a)

organism, cell, tissue, organ, organ system

b)

organ system, organ, tissue, cell, organism

c)

cell, tissue, organ, organ system, organism

d)

cell, organ, tissue, organism, organ system

58.

The basic unit of structure and function of living organisms

a)

organ

b)

organ system

c)

cell

d)

tissue

e)

organism

59.

A group of similar cells that work together to form the same function is called .......

a)

organ

b)

cell

c)

organ system

d)

organism

e)

tissue

60.

What is the difference between a cell and a tissue?

a)

cell is basic unit of life; tissue is group of cells that work as one

b)

cell is group of tissues; tissue is basic unit of life

c)

cell is basic unit of life; tissue is groups of different cells

d)

cell is group of organs; tissue is group of different cells

61.

Reorder the following from least to greatest (from left to right).

a)

organism

b)

population

c)

community

d)

ecosystem

e)

biome

1)
2)
3)
4)
5)
62.

Which of the following describes #2?

a)

An ecosystem is the interaction between biotic and biotic factors.

b)

A community is a group of different populations in the same area.

c)

An organism is one living thing.

d)

A population is a group of the same organisms.

63.

What level of ecological organization does this entire picture represent?

a)

Organism

b)

Population

c)

Community

d)

Ecosystem

64.

Which choice is an example of a relationship between an abiotic factor and a biotic factor?

a)

sun shining on a tree

b)

bacteria infecting an organism

c)

a lion eating a zebra

d)

a bird eating seeds

65.
A certain plant needs moisture, carbon dioxide, oxygen, light, and minerals to survive. This scenario shows that this particular living organism depends on .
a)
Biotic Factors 
b)
Abiotic Factors 
66.
Which of the following lists has ONLY Biotic factors?
 
a)
snail, algae, guppy, sunlight
b)
temperature, Daphnia (water flea), snail, guppy (fish)
c)
snail, guppy (fish), Daphnia (water flea), algae
d)
temperature, pH, conductivity, nitrite concentration
67.
A living or once-living organisms in an ecosystem is a(n)?
a)
population
b)
biotic factor
c)
abiotic factor
d)
community
68.
All living organisms are made up of ____.
a)
Cells
b)
Bacteria
c)
Organs
d)
Tissue
69.

Which of the following is a term used to describe all the chemical reactions that take place in a living thing?

a)
respiration
b)
mutations
c)
homeostasis
d)
metabolism
70.

Which is NOT a characteristic of Living Things?

a)

Respond to their environment

b)

Has DNA

c)

Breathes

d)

Uses Energy

71.

Which is NOT a characteristic of Living Things?

a)

Made of cells

b)

Can Move

c)

Reproduces

d)

Grows and develops

72.

Which characteristic is shown in the image?

a)

Organisms grow and develop

b)

Organisms react to stimuli

c)

Organisms can adapt

d)

Organisms use and obtain energy

e)

Organisms are made up of cells

73.

Which characteristic is shown in the image?

a)

Organisms reproduce

b)

Organisms react to stimuli

c)

Organisms can adapt

d)

Organisms use and obtain energy

e)

Organisms are made up of cells

74.

Which characteristic is shown in the image?

a)

Organisms reproduce

b)

Organisms react to stimuli

c)

Organisms can adapt

d)

Organisms use and obtain energy

e)

Organisms are made up of cells

75.
Which of the following characteristics of living things best explains why humans sweat when they get hot?
a)
maintaining a stable internal enviornment
b)
growth and development
c)
using energy
d)
ability to reproduce
76.

What type of organism recycles matter back into an ecosystem?

a)

Herbivore

b)

Carnivore

c)

Autotroph

d)

Decomposer

77.
Which of the following is NOT an abiotic factor?
a)
air
b)
water
c)
decomposers
d)
temperature
78.
Question Image

Match the following

a)

Grass

1.

Primary producer

b)

Mouse

2.

Primary Consumer

c)

Snake

3.

Secondary Consumer

d)

Tertiary Consumer

4.

Hawk

79.

Which of the following best describes the mice in the food web?

a)

Primary Producer

b)

Primary Consumer

c)

Secondary Consumer

d)

Tertiary Consumer

80.

Which of the following best describes the owls in the food web?

a)

Primary Producer

b)

Primary Consumer

c)

Secondary Consumer

d)

Tertiary Consumer

81.
A group of interbreeding individuals occupying the same area is best called
a)
community
b)
population
c)
ecosystem
d)
symbiotic relationship
82.
A herd of zebras would be considered a
a)
community
b)
species
c)
ecosystem
d)
population
83.
Which of the following encompases all the others?
a)
ecosystem
b)
community
c)
population
d)
individual
84.

The place where an organism lives within an ecosystem is its-

a)

habitat

b)

niche

c)

biome

d)

ecosystem

85.

An organisms role in it's environment is its-

a)

habitat

b)

niche

c)

trophic level

d)

biotic factors

86.

This squirrel lives in a forest and eats only acorns. What will MOST LIKELY happen to the squirrel if the oak trees in this forest start dying of a disease?

a)

The squirrel will starve if it can't find enough food.

b)

The squirrel will eat berries instead of acorns to survive.

c)

The squirrel will adapt to less food.

d)

The squirrel will not be affected at all.

87.

In the hills of North Carolina, several different species of wrens live in one large pine tree. This is possible because the wrens

a)

must have the resource competition from the other wren species.

b)

breed at different times

c)

have different natural enemies.

d)

eat different foods found in and on the tree.

88.

Match the following

a)

Decomposer

1.

This is an organism that breaks down and gains nutrients from dead organisms.

b)

Predator

2.

This is an animal that lives by preying on other animals.

c)

Producer

3.

This is an organism that supplies matter and energy, also known as an autotroph.

d)

Consumer

4.

This is an organism that relies on other organisms for its food and energy supply; heterotroph

e)

Parasite

5.

This is an organism which feeds on, but usually does not kill, a larger organism

89.

A squirrels habitat would be _____________.

a)

Ocean

b)

Arctic

c)

Forest

d)

Dessert

90.

Fungus (mushrooms) would most likely grow in which habitat?

a)

A Rotting Log

b)

Ocean

c)

Desert

d)

A Pond

91.

A whale's niche would be which of the following?

a)

eating plankton and krill.

b)

eating sharks and dolphins.

c)

eating hamburgers and fries.

d)

eating other whales.

92.

This question is confusing! Look carefully at the image. What trophic (energy) level is the secondary consumer?

a)

1st

b)

2nd

c)

3rd

d)

4th

93.

This question is confusing! Look CAREFULLY at the image. What trophic level is the PRIMARY consumer?

a)

1st

b)

2nd

c)

3rd

d)

4th

94.
Which animal is not the apex predator but, a predator to a mouse?
a)
hawk
b)
rabbit
c)
snake
d)
grass
95.
The process of plants using energy from the sun to create the first trophic level is called?
a)
Photosynthesis
b)
Chemosynthesis
c)
Cellular Respiratation
d)
Primary Producers
96.

The image is an example of what?

a)

Food web

b)

Food chain

c)

Energy pyramid

97.

The image is an example of what?

a)

Food web

b)

Food chain

c)

Energy pyramid

98.

Where is the most energy in an energy pyramid found?

a)

The base

b)

The top

c)

The middle

99.

What goes INTO photosynthesis? (What do the plants take in?) (Choose all that apply)

a)

Carbon dioxide

b)

Water

c)

Sunlight (Light energy)

d)

Sugar (glucose)

e)

Oxygen

100.

What comes OUT OF photosynthesis? (What do the plants make?) (Choose all that apply)

a)

Carbon dioxide

b)

Water

c)

Sunlight (Light energy)

d)

Sugar (glucose)

e)

Oxygen

101.

Where does photosynthesis take place?

a)

Mitochondria

b)

Chloroplasts

c)

Nucleus

d)

DNA

102.

Where does cellular respiration take place?

a)

Mitochondria

b)

Chloroplasts

c)

Nucleus

d)

DNA

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