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energy transfer, symbiosis, and animal interactions

Total questions: 61

Worksheet time: 1hrs 6mins

Name
Class
Date
1.
Where do all life forms get their energy?
a)
Earth's Core
b)
Water
c)
Plants
d)
The Sun
2.

What does equilibrium mean?

a)

Being in balance; staying the same for a long time.

b)

When a species has a very high population

c)

Changing gradually over time

d)

Nearly dieing off before recovering again.

3.

What happened after 12 months after the hawk population was MOSTLY killed off?

a)

Snakes increased, Rabbits decreased, and Grass increased. Then everything balanced back out to almost normal.

b)

Initially everything was stable, but the snake population killed all the rabbits and then died out themselves.

c)

Everything went down significantly at first, then the hawks recovered.

d)

Everything except the grass died off at first, then the rabbits recovered.

4.

Why are the lower levels of the energy pyramid bigger than the top levels?

a)

The bottom is for larger animals.

b)

The bottom levels don't need as much energy.

c)

The top levels get energy (eat) the lower levels.

d)

The top levels have fewer predators for they are smaller.

5.

What is the effect of removing prey from a food chain?

a)

All predators above them will die or suffer.

b)

The prey's predator will die or suffer, but everybody else should be fine.

c)

The prey will always, eventually, come back

d)

The predators population will grow

6.
During ____________, _____________ convert light energy into the chemical energy in sugar molecules. 
a)
chemosynthesis, consumers
b)
chemosynthesis, producers
c)
photosynthesis, producers
7.
What is indicated by the diagram?
a)
Food web
b)
Food chain
c)
Food map
d)
Food menu
8.
What do the arrows indicate in a food web?
a)
What eats what
b)
Where the energy is being transferred
c)
How the animals are related
9.

What would happen to the bird if the green fish died out?

a)

the bird population would grow

b)

the bird population would die out

c)

the smaller fish will die out

10.

What would happen if their were no producers?

a)

Every population would grow larger

b)

Everything would die out

c)

The animals would make their own food

11.
In the energy pyramid here, which organisms have the most energy available?
a)
Producers
b)
Carnivores
c)
Herbivores
d)
Top Predator
12.
In the energy pyramid below, which organism has the least amount of energy available?
a)
Producers
b)
Herbivores
c)
Carnivores
d)
Top Predator
13.
If there is 1000 Kcal available in the producers in trophic level 1, how much energy is available in the herbivores in trophic level 2?
a)
10 Kcal
b)
1 Kcal
c)
100 Kcal
d)
1000 Kcal
14.
In the energy pyramid here, how much of the energy in the producers gets passed to the herbivores?
a)
10%
b)
20%
c)
80%
d)
90%
15.

Does the energy get lower or higher when it is transferred through each animal?

a)

It gets higher

b)

It gets lower

16.
A pyramid shape is used to show the amount of available energy at each trophic level because... 
a)
energy decreases as you go up the food chain, just like the pyramid shape gets smaller as you go up. 
b)
energy increases up the food chain just like the pyramid shape gets smaller as you go up. 
c)
energy amounts are the same at each trophic level
17.

If there is 100 Kcal available in the mice in trophic level 2, how much energy is available in the snake at trophic level 4?

a)

10Kcal

b)

1Kcal

c)

100Kcal

d)

1000Kcal

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.
A tapeworm and a cat have this type of relationship.
a)
mutualism
b)
parasitism
c)
commensalism
d)
competition
20.
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
21.
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
22.
Which symbols best describe parasitism?
a)
+,+
b)
+,-
c)
+,0
d)
-,0
23.

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

24.
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
25.
Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.  What kind of relationship is this?
a)
Mutualism 
b)
Parasitism 
c)
Commensalism 
26.
A relationship between two organisms in which both organisms benefit. 
a)
Mutualism 
b)
Competition
c)
Parasitsm 
d)
Commensalism 
27.
A frog eats a fly. The frog and fly are demonstrating ________.
a)
mutualism
b)
competition
c)
predator/prey
d)
parasitism
28.

A bird building their nest in a tree.

a)

mutualism

b)

commensalism

c)

parasitism

29.

Bees and a flower

a)

mutualism

b)

commensalism

c)

parasitism

30.
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
31.

Mockingbirds will push the eggs out of a blue bird's nest and use the nest for it's own babies illustrating...

a)

commensalism

b)

parasitism

c)

mutualism

d)

predation

32.

Hookworms enter the human body by burrowing into the skin of the feet. Once in the skin, they enter the bloodstream and travel to the small intestine where they attach to the walls and begin to drink the person's blood and weaken the victim.

a)

mutualism

b)

commensalism

c)

parasitism

33.
Which of he following interactions demonstrates a PARASITIC relationship?
a)
A mosquito sucking blood from a warm blooded animal.
b)
A group of baby otters floating together to help warm each other in the cold waters.
c)
Many fish swimming together to protect each other from predators.
d)
Two hyenas fighting over a female to mate with.
34.

Lichens are close associations of fungi and algae. The fungi hold the water supply and the algae perform photosynthesis to manufacture carbohydrates for both organisms.

a)

mutualism

b)

commensalism

c)

parasitism

35.

In which type of interaction does one animal eat another for energy and nutrients?

a)

Competition

b)

Parasitism

c)

Predation

d)

Mutualism

36.

Sloth's and monkeys share the same tropical habitat. Deforestation is occurring limiting the space for these 2 species. What will now occur between the 2 species?

a)

Mutalism

b)

Commensalism

c)

Predation

d)

Competition

37.
Which symbols best describe mutualism?
a)
+,+
b)
+,-
c)
+,0
d)
-,0
38.

Honey bees working together in the hive.

a)

NIche

b)

Symbiosis

c)

Cooperation

d)

Prey

39.

Sheep herding together to avoid predators.

a)

Prey

b)

Cooperation

c)

Symbiosis

d)

Competition

40.

Different species of fish struggling to get food from the back of a sea turtle.

a)

Predator

b)

Competition

c)

Prey

d)

Niche

41.

An adult elephant helping a baby elephant in the water.

This is an example of ____________.

a)

Habitat

b)

Competition

c)

Predator

d)

Cooperation

42.

Select all that apply: Animals will compete over

a)

territory (land)

b)

resources (food, water)

c)

mates

43.

When there is an order within a group of organisms/same species living together. This order helps this group to survive and be successful

a)

competition

b)

cooperation

c)

social hierarchy

d)

territorial imperative

44.

when an organism protects or communicates with other organisms that the area it lives in is already taken. Animals do this to protect resources.

a)

competition

b)

cooperation

c)

social hierarchy

d)

territorial imperative

45.

a dog pees on a fire hydrant

a)

competition

b)

cooperation

c)

social hierarchy

d)

territorial imperative

46.

A wild boar (pig) marks a tree with his tusks

a)

competition

b)

cooperation

c)

social hierarchy

d)

territorial imperative

47.

Prairie dogs take shifts guarding their burrow. Others watch over the young prairie dogs and there is 1 alpha male who is in charge of the burrow.

a)

competition

b)

cooperation

c)

social hierarchy

d)

territorial imperative

48.

An organisms role they play in their community is known as their...

a)

population

b)

territory

c)

habitat

d)

niche

49.

One animal in a group has more rank than others is known as...

a)

competition

b)

cooperation

c)

social hierarchy

d)

territorial imperative

50.

If all the herring died in this energy pyramid, which organisms would be affected?

a)

only the omnivores

b)

all of the organisms would be affected in some way

c)

only the shark

d)

the shark & mackerel

51.

A niche ________________.

a)

is the function that an organism performs in the food web of that community.

b)

includes everything else the organism does and needs in its environment.

c)

is specific to each individual animal and plant.

d)

All of the above.

52.

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.

53.

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.

54.
In the energy pyramid here, how much of the energy in each level gets lost as heat or used by the organism for survival?
a)
80%
b)
90%
c)
10%
d)
20%
55.

What is a Niche of a honeybee?

a)

Pollenating Flowers

b)

A Honeycomb

c)

Eating other insects.

d)

Swimming.

56.

Biotic factors are

a)

Living

b)

nonliving

57.

Abiotic factors

a)

living

b)

nonliving

58.

An abiotic factor that limits a population size would be?

a)

Food

b)

predators

c)

space

d)

disease

59.

Choose all the abiotic factors listed

a)

water

b)

producers

c)

space

d)

temperature

e)

predators

60.

The process in which carbon circulates and is recycled is called ____________

a)
The nitrogen cycle
b)
The water cycle
c)
The carbon cycle
d)
Nitrogen Fixation 
61.

What converts nitrogen gas into a usable form for plants and animals?

a)

bacteria

b)

rain

c)

fungi

d)

car exhaust

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