Science 7
Topics 1-3 Interactions and Ecosystems Quiz
Purpose: To reinforce key curricular vocabulary and concepts covered in topics 1-3.
Name: _______________________ Date: ______________ Total = /34
1. Match the following terms with the correct definitions. Put the
letter of the term that is the best match on the line in front of the
definition. Ensure that the letter is capitalized. Not all terms will
be used.
/8
__________ Someone who studies the relationship between
living things and their environment.
A. Habitat
B. Ecology
__________ The place an organism lives.
C. Ecosystem
__________ An inherited characteristic that helps an
organism survive and reproduce in its
environment.
D. Ecologist
E. Reduce
_________
_________
When two species live closely together in a
relationship over time.
Trees, water, oil and minerals are examples
of these.
F. Reuse
G. Recycle
H. Adaptation
_________
_________
_________
Things that make people’s lives more
enjoyable.
I. Symbiosis
The resources of nature being renewed as
quickly as they are used and wastes being
absorbed completely.
J. Wants
Breaking down consumer materials and
building them back up into a different
product.
L. Sustainability
K. Needs
M. Natural
Resources
Outcome: Illustrate how life-supporting environments meets the need of living
things.
2. A deer is living in a grassland ecosystem. How does the
environment meet the four basic needs of the deer? (Be specific.)
/4
Outcome: Describe examples of interaction and interdependency within an
ecosystem.
3. Describe an adaptation of an aquatic animal and explain why this
adaptation is beneficial.
/2
4. Write an example of a relationship between two species that
demonstrates each of the following (ensure you describe what
happens to each organism in this relationship):
A. Parasitism:
/2
B. Mutualism:
/2
C. Commensalism
/2
Outcome: Analyze the link between human impact on the ecosystem and our want and
needs.
5. Describe each of the following as either a need or a want:
/5
A.
B.
C.
D.
E.
_________________
_________________
_________________
_________________
_________________
DVD player.
Exercise.
A place to live.
Sleep.
Ice cream.
6. Describe the size of your ecological footprint compared to the
average Canadian then suggest several ways that you could
reduce this profound use of the Earth’s resources.
/4
Outcome: Analyze ecosystems to identify biotic and abiotic components.
7. Classify each of the following items as living, non-living or dead.
/5
A.
B.
C.
D.
E.
_______________
_______________
_______________
_______________
_______________
A wooden desk top.
A leaf on a tree.
The sun.
A sirloin steak.
A skin mite in your eyelashes.