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Lesson 1/2

Total questions: 44

Worksheet time: 29mins

Name
Class
Date
1.
Which level of organization is the most complex?
a)
organism
b)
population
c)
community
d)
ecosystem
2.
Multiple organisms of the same species describes a
a)
organism
b)
population
c)
community
d)
ecosystem
3.
What do ecosystems have that the other three levels of organization do not have?
a)
living things
b)
biotic factors
c)
abiotic factors
d)
organisms
4.
A forest full of many kinds of trees and grasses is an example of a
a)
group
b)
organism
c)
population
d)
community
5.
Which is an example of an organism?
a)
a beetle
b)
a lake
c)
a rock
d)
a shell
6.
Which level of organization is more complex than a population and less complex than an ecosystem?
a)
organism
b)
population
c)
community
d)
ecosystem
7.
Which is an example of a population?
a)
different kinds of bacteria
b)
A group of fish and sharks
c)
deer, bear, and rabbits
d)
A herd of cattle
8.
which is the correct order of the levels of organization from simple to complex?
a)
organism, population, community, ecosystem
b)
ecosystem, community, population, organism
9.
which is another word for an organism?
a)
abiotic factor
b)
biotic factor
c)
nonliving thing
10.

A nonliving condition or thing, such as climate or habitat, that influences or affects an ecosystem and the organisms in it.

a)

biotic factor

b)

abiotic factor

c)

parasite

d)

organism

11.

A biological community of interacting organisms and their physical environment

a)

ecosystem

b)

community

c)

food chain

d)

biodiversity

12.

The place or location where an organism lives

a)

community

b)

habitat

c)

ecosystem

d)

host

13.

A group of individuals of one species that occupies a particular geographic area

a)

community

b)

population

c)

organism

d)

biodiversity

14.

An interacting group of various species in a common location

a)

population

b)

species

c)

community

d)

competition

15.

A community of organisms and their abiotic environment.

a)

Environment

b)

Biosphere

c)

Ecosystem

d)

Community

16.

Which definition best fits the term Population?

a)

A group or organisms of the same species that live in the same area and interact with one another.

b)

A group of many populations (of different species) that live and interact with one another

c)

A group of populations of many different species that live and interact with both one another and all of the abiotic factors in their environment.

d)

A set of different ecosystems that acer connected by similar geographic features and share the same or similar climate.

e)

Anywhere on earth that life exists.

17.

Which definition best fits the term biotic?

a)

The study of the interactions between animals and their environment

b)

Factors in the environment that are considered not alive

c)

the environment in which an organism lives.

d)

Factors in the environment that are considered living or the remains of living things

e)

The role a species plays in the ecosystem.

18.
A duck, a dragonfly, a morel mushroom and a bobcat are all examples of...
a)
organisms.
b)
populations.
c)
communties.
d)
ecosystems.
19.
Andrea is on the grils cross country tream. She is heading out for a run when she comes across 20 Canadian geese.  What level of organization is this group of Canadian geese?
a)
organism
b)
population
c)
community
d)
biome
20.

Is your temperature considered abiotic or biotic?

a)

Abiotic

b)

biotic

c)

neither

21.

Is a rock considered abiotic or biotic?

a)

Abiotic

b)

biotic

c)

neither

22.

Is wind considered abiotic or biotic?

a)

Abiotic

b)

biotic

c)

neither

23.
A living or once-living organisms in an ecosystem is a
a)
population
b)
biotic factor
c)
abiotic factor
d)
community
24.

Abiotic means ____________.

a)

life/ living

b)

not-living

25.
Which of the following is not a biotic factor?
a)
mushroom
b)
air
c)
elephant
d)
coyote
26.

A cactus

a)

Biotic factor

b)

Abiotic factor

27.

Is water considered abiotic or biotic?

a)

Abiotic

b)

biotic

c)

neither

28.

A zebra skeleton

a)

Biotic factor

b)

Abiotic factor

29.

Air

a)

Biotic factor

b)

Abiotic factor

30.

Precipitation (rain, snow, sleet, hail)

a)

Biotic factor

b)

Abiotic factor

31.

A pinecone

a)

Biotic factor

b)

Abiotic factor

32.

Weather (sunny, rainy, windy, snowy)

a)

Biotic factor

b)

Abiotic factor

33.

A food _______ is a series of events in which one organism eats another and obtains energy.

a)

chain

b)

web

c)

pyramid

d)

plate

34.

A food _______ consists of many overlapping food ________.

a)

web, chains

b)

chain, webs

c)

pyramid, webs

d)

web, pyramids

35.

As you work your way up the energy pyramid, what happens to the energy?

a)

It increases

b)

It decreases

c)

It stays the same

d)

Nothing

36.

In the food web above, what eats the rabbit?

a)

Fox

b)

Hawk

c)

Vole

d)

Grass

37.

In the food web above, what organism is missing from this food chain:

Grass --> Slug --> ________ --> Hawk

a)

Vole

b)

Frog

c)

Insect

d)

Thrush

38.

In the energy pyramid, what is the bottom level composed of?

a)

Producers

b)

First-Level Consumers

c)

Second-Level Consumers

d)

Third-Level Consumers

39.

Select all the biotic factors from the list.

a)

Water

b)

Turtle

c)

Log Turtles are Sitting On

d)

Grasses

e)

Sun

40.

The initial source of energy for all ecosystems is...

a)

The Sun

b)

Photosynthesis

c)

Sugar

d)

There is no one source

41.
Worms, plankton and frogs are all Biotic Factors.
a)
True
b)
False
42.

What does the dotted  line represent in this graph?
a)
Limited Factors
b)
Competition
c)
Carrying Capacity
d)
Predation
43.
In an ecosystem when a resource is competed over by multiple organisms/species, it is considered to be a _______________ resource. 
a)
Limited 
b)
Competitive
c)
Non-renewable
d)
Renewable
44.
If the grasshopper were to be removed completely from the food web, what organism would be most effected?
a)
The squirrel
b)
The shrew
c)
The deer
d)
The rabbit

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