wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Unit 6 CBA Review

Total questions: 24

Worksheet time: 12mins

Name
Class
Date
1.

Termites are tiny insects that can cause severe damage to homes and other structures that consist of wood. Termites are an example of what type of factor.

a)

Biotic

b)

Abiotic

2.

The Sun is the source of all energy within an ecosystem. Plants depend on light from the sun in order to perform the process of photosynthesis. Sunlight is an example of what type of factor?

a)

Biotic

b)

Abiotic

3.

Water is a compound that consists of 2 hydrogen atoms and 1 oxygen atom. Up to 60% of an adult human is made up of water. Water is an example of what type of factor?

a)

Biotic

b)

Abiotic

4.
Living things depend on many different _________ in order to survive.
a)
resources
b)
environments
c)
ecosystems
d)
interactions
5.
Environments include both _____ and _____ things.
a)
resources; factors
b)
air; water
c)
living; nonliving
d)
buildings; animals
6.
For populations to continue to survive, some organisms in the population must _________.
a)
grow
b)
reproduce
c)
eat
d)
die
7.
Organisms are the ________ things in an ecosystem.
a)
factors
b)
nonliving
c)
resources
d)
living
8.
Air, water, and sunlight are all ________ components of an ecosystem.
a)
factors
b)
nonliving
c)
man-made
d)
living
9.

When both organisms in a symbiotic relationship benefit...

a)

Parasitism

b)

Mutualism

c)

Symbiosis

d)

Commensalism

10.

The organism that is harmed by the parasite is called..

a)

Host

b)

Guest

c)

Sad

d)

Parasite

11.

What are some examples of symbiosis?

a)

Parasite- Host

b)

Commensalism

c)

Mutualism

d)

Predator-Prey

e)

Consumer-Producer

12.

Multiple members of the same species in a particular area

a)

Organism

b)

Population

c)

Community

d)

Ecosystem

13.

Bees have different roles in their community. The workers help gather food while the queen does the egg laying. This is an act of...

a)

Territorial Imperative

b)

Cooperation

c)

Competition

d)

Social Hierarchy

14.

The Blue Jay's scientific name is Cyanocitta cristata. What do we call this naming system?

a)

Classification System

b)

Binomial Nomenclature

c)

Scientific Name

d)

Trinomial Nomenclature

15.

What is the base level of the hierarchy in an ecosystem?

a)

Communities

b)

Species

c)

Populations

d)

Organisms

16.

While walking through a dense forest, you observe various organisms around you. Which of the following is an example of an organism you might see?

a)

Earthworm

b)

Deer

c)

Bird

d)

Mushroom

17.

What is a population in an ecosystem?

a)

A group of organisms interacting with one another

b)

A group of organisms of different species living in the same area

c)

All the different populations of organisms living in the same ecosystem

d)

A group of organisms of the same species living in the same area

18.

Which of the following is an example of a population in a forest ecosystem?

a)

Earthworms

b)

Squirrels

c)

Oaks trees

d)

Mushrooms

19.

What is the role of bees in an ecosystem?

a)

To interact with other organisms and the environment

b)

To find food and reproduce

c)

All of the above

d)

To maintain the balance of the ecosystem

20.

What PRODUCER does every food chain START WITH?

a)

Water

b)

The sun

c)

Bugs

d)

Animals

21.

What would a lion be considered in a food chain if they ONLY EAT MEAT?

a)

producer

b)

herbivore

c)

carnivore

d)

omnivore

22.

What is the process called when a plant takes in water through their roots and then it comes out of the leaves in the form of water vapor?

a)

photosynthesis

b)

respiration

c)

transpiration

23.

In a food chain, what breaks down dead material and helps turn it into nutrients in the soil?

a)

producers

b)

decomposers

c)

animals

d)

water

24.

Which choice below shows the correct order of a food chain?

a)

sun -> rabbit -> tomato plant -. decomposer -> hawk

b)

tomato plant -> decomposer -> sun -> rabbit -> hawk

c)

sun -> tomato plant -> rabbit -> hawk -> decomposer