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Ecology

Total questions: 40

Worksheet time: 30mins

Name
Class
Date
1.

The place where an organism lives.

a)

Ecology

b)

Habitat

c)

Community

d)

Population

2.

The study of how organisms interact with each other and their environment.

a)

Ecology

b)

Entomology

c)

Geology

d)

Virology

3.

The study of how organisms interact with each other and their environment.

a)

Ecology

b)

Entomology

c)

Geology

d)

Virology

4.

Temperature, humidity, geology, CO2 levels, rainfall, latitude, wind, and elevation would be all examples of ...

a)

Biotic factors

b)

Abiotic factors

5.

Living things (organisms) in an ecosystem

a)

abiotic factors

b)

biotic factors

6.

What is it called when you have groups of different populations PLUS their abiotic habitat?

a)

An organism

b)

A population

c)

A community

d)

An ecosystem

7.
What are the ecological levels of organization from smallest to the largest?
a)
organism, population, community, ecosystem, biome, biosphere
b)
organism, community, population, ecosystem, biome, biosphere
c)
organism, population, community, biome, ecosystem, ecosphere.
d)
organism, community, population, biome, ecosystem, ecosphere
8.

Autotrophic organisms that can capture energy by doing photosynthesis.

a)

Producers

b)

Consumers

c)

Detritivores

d)

Carnivores

9.

largest number of individuals of a population that the resources in an ecosystem can support

a)

carrying capacity

b)

primary succession

c)

denitrification

d)

mutualism

10.
What is an Omnivore?
a)
An animal that eats humans 
b)
An animal that eats trash
c)
An animal that eats both plants and animals 
d)
An animal that eats dead animals
11.
__________ is an organism that only eats plants for energy.
a)
Carnivore
b)
Herbivore
c)
Omnivore
d)
Terivore
12.
__________ is an organism that only eats meat for energy.
a)
Omnivore
b)
Borivore
c)
Herbivore
d)
Carnivore
13.
An organism that is killed and eaten by another organism
a)
Predator
b)
Prey
c)
Competition
d)
Adaptation
14.

The general name for all heterotrophic organisms like animals and fungi that get their energy from eating other organisms.

a)

Producers

b)

Consumers

15.
Bacteria, fungi, and earthworms are examples of: 
a)
scavengers
b)
predators
c)
prey
d)
decomposers
16.

What is this called?

a)

Food Web

b)

Food Chain

c)

Abiotic Factors

d)

A parade

17.

What is this called?

a)

Food Web

b)

Food Chain

c)

Abiotic Factors

d)

Food pyramid

18.

In a food chain or food web, arrows point toward:

a)

who gets energy.

b)

who gets eaten.

19.

An organism that eats a primary consumer.

a)

Primary Consumer

b)

Secondary Consumer

c)

Tertiary Consumer

d)

Producer

20.
How do producers obtain energy?
a)
They conduct photosynthesis.
b)
They consume plants.
c)
They consume primary consumers.
d)
They consume secondary consumers.
21.
What is commensalism?
a)
Symbiotic relationship where one organism benefits while the other is harmed
b)
Symbiotic relationship where one organism benefits while the other is neither helped nor harmed
c)
Symbiotic relationship where both organisms benefit
d)
Symbiotic relationship where both organisms are harmed
22.
What is parasitism?
a)
Symbiotic relationship where one organism benefits while the other is harmed
b)
Symbiotic relationship where one organism benefits while the other is neither helped nor harmed
c)
Symbiotic relationship where both organisms benefit
d)
Symbiotic relationship where both organisms are harmed
23.
What is mutualism?
a)
Symbiotic relationship where one organism benefits while the other is harmed
b)
Symbiotic relationship where one organism benefits while the other is neither helped nor harmed
c)
Symbiotic relationship where both organisms benefit
d)
Symbiotic relationship where both organisms are harmed
24.
What is symbiosis?
a)
A relationship where two organism live closely together
b)
Where two organism avoid each other completely 
c)
Where two organisms play cymbals together
d)
Where two organisms fight for food
25.
relationship in which two species live closely together
a)
resource
b)
mutualism
c)
succession
d)
symbiosis
26.
a relationship between two in which one species, the predator, feeds on the other species, the prey
a)
chemosynthesis
b)
predation
c)
cellular respiration 
d)
commensalism
27.
This Age Structure Diagram indicates _______
a)
Rapid Growth
b)
Slowing Growth
c)
Zero Growth
d)
Negative Growth
28.
Which these organism below is a primary consumer?
a)
Fungi
b)
Snake
c)
Ladybug
d)
Blue Jay
29.
The image shown is an example of _______ 
a)
Parasitism  
b)
Commensalism 
c)
Mutualism 
d)
Communism 
30.
Approximately 90 percent of energy iconsumed by an organism is lost to ___ 
a)
Growth
b)
Inefficiencies in its metabolism 
c)
Repairing cells
d)
Carbon dioxide
31.
In the food chain below if the worm contains 6 calories of energy, how much energy is available to the turtle to grow, develop, and reproduce if it ingest 10 worms?
a)
0.06
b)
0.6
c)
6
d)
60
32.

What would be a good example of a primary consumer?

a)

carnivore

b)

detrivore

c)

decomposer

d)

herbivore

33.

Which organisms would be at the top or last trophic level?

a)

plant

b)

herbivore

c)

omnivore

d)

carnivore

34.

The monkey would be a

a)

decomposer

b)

producer

c)

primary consumer

d)

secondary consumer

35.

These organisms are often not shown in a food chain, but are important for recycling nutrients

a)

producers

b)

decomposers

c)

primary consumers

d)

carnivores

36.

What percentage of energy is passed on to the next trophic level?

a)

5%

b)

10%

c)

50%

d)

90%

37.
Which of the following is another word for a plant?
a)
autotroph
b)
heterotroph
c)
consumer
38.
Which of the following is an organism that eats only meat?
a)
herbivore
b)
carnivore
c)
omnivore
39.
What would most likely happen if the rabbit population was removed from the food chain grass —› rabbit —› fox?
a)
their would be more grass
b)
there would be less rabbits
c)
there would be more fox
40.

The Biome that TASOK most closely resembles is . . . . .

a)

the TUNDRA

b)

Tropical

Corral Reef

c)

Grassland

d)

Tropical Rain Forest

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