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Ecology 1

Total questions: 32

Worksheet time: 17mins

Name
Class
Date
1.
A flock of 42 Canadian geese is which Level of Organization?
a)
Organism
b)
Population
c)
Community
d)
Ecosystem
2.
This picture represents which Level of Organization?
a)
Biome
b)
Ecosystem
c)
Population
d)
Community
3.
Which of the following represents a biome according to the levels of organization?
a)
Squirrel
b)
Flock of geese
c)
A pond
d)
Rainforest
4.
Anything that stops a population from growing is considered to be a...
a)
Abiotic Factor
b)
Limiting Factor
c)
Biotic Factor
d)
Carrying Capacity
5.
The maximum number of organisms that an environment or ecosystem can support is...
a)
A limiting factor
b)
carrying capacity
c)
population density
d)
immigration
6.
This picture is a....
a)
Energy Pyramid
b)
Food Web
c)
Food Chain
7.
This picture shows which kind of organism?
a)
Secondary Consumer
b)
Producer
c)
Primary Consumer
d)
Decomposer
8.
The frog in this Food Web represents which Niche?
a)
Producer
b)
Primary Consumer
c)
Secondary Consumer
d)
Decomposer
9.
Which of the following is the best example of an ecosystem?
a)
 herd of deer
b)
 pond
c)
gorilla
d)
desert
10.
Bacteria and mushrooms (fungi) are organisms of which Niche?
a)
Produers
b)
Decomposers
c)
First Level Consumer
d)
Secondary Level Consumer
11.
An organism's specific job or role in an ecosystem.
a)
adaptation
b)
niche
c)
habitat
d)
predator
12.
The arrows in a food chain or food web represent ______.
a)
trophic levels
b)
energy flow
c)
eating organisms
d)
increasing steps
13.
Food, water, shelter, and space are all considered to be...
a)
Limiting Factors
b)
Biotic Factors
c)
Abiotic Factors
d)
Natural Hazards
14.
Changes in ecosystems that affect the amount of resources available which prohibit populations from growing are...
a)
Food Chains
b)
Limiting Factors
c)
Population Density
d)
Carrying Capacity
15.
This picture is a....
a)
Food Chain
b)
Food Web
c)
Energy Pyramid
d)
Habitat
16.
This picture is a
a)
Food Chain
b)
Food Web
c)
Energy Pyramid
d)
Habitat
17.
What happens to energy as it moves up the food chain?
a)
It increases
b)
It decreases
c)
It stays the same
18.
How can populations grow?
a)
 High birth rate and Immigration
b)
Low death rate and Emigration
c)
High birth rate and Emigration
d)
Low death rate and Immigration
19.
What is the carrying capacity of the rabbit population in this graph?
a)
5 rabbits
b)
40 rabbits
c)
60 rabbits
d)
65 rabbits
20.

Organisms that use the Sun's energy to turn water and CO2 into glucose and oxygen are...

a)

decomposers

b)

producers

c)

consumers

21.

The living parts of ecosystems are called...

a)

abiotic factors

b)

biotic factors

22.

A rock is an example of a/an...

a)

biotic factor

b)

abiotic factor

23.

What kind of biome does the picture show?

a)

desert

b)

deciduous/temperate forest

c)

tropical rainforest

d)

taiga

24.

What kind of biome does the picture show?

a)

desert

b)

taiga

c)

tundra

d)

grassland

25.

A group of organisms that are the same and can reproduce with each other belong to the same...

a)

ecosystem

b)

population

c)

species

d)

habitat

26.

Which level in the energy pyramid has the greatest amount of energy?

a)

first level consumers

b)

producers

c)

second level consumers

d)

third level consumers

27.

If predator populations decrease, what happens to the prey populations as a result?

a)

prey population will decrease as well

b)

prey population will remain the same

c)

prey population will increase

d)

whole food chain collapses

28.

What is the most complex level of organization of ecosystems?

a)

population

b)

ecosystem

c)

biome

d)

community

29.

In an energy pyramid, this organism receives the least amount of energy.

a)

producers

b)

top predators

c)

first level consumers

d)

second level consumers

30.

Organisms that eat plants are called...

a)

carnivores

b)

omnivores

c)

herbivores

31.

What was the population of fish in 1995?

a)

500

b)

600

c)

700

d)

400

32.

Using the bar graph, what is the population density of rhinos poached or killed in 2012?

a)

1004

b)

448

c)

668

d)

1215

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