Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Ch.16 How Humans Impact The Ecosystem Part 2
Test Description: Ch.16
Instructions: Answer all questions to get your test result.
1) Why are frogs considered an indicator species for water quality?
A
They develop disease when they come in direct contact with pollutants.
B
They come into direct contact with pollutants and show readily observed effects like deformities.
C
They are able to break down pollutants.
D
They are easily killed by direct contact with pollutants.
2) Which member of the following food chain is most likely to be affected by mercury, a pollutant. ( Think biomagnification) Food chain: - Algae - Zooplankton - Salmon - Bear
A
Algae
B
Bear
C
Zooplankton
D
Salmon
3) How might an introduced plant species kill native plant species? Think Kudza plants.
A
Its can deprive the native plant from oxygen.
B
Its rapid growth can deprive native plants of sunlight.
C
Its rapid growth can deprive native plants of food.
D
It can cause soil loss from erosion.
4) What is one of the greatest threats to biodiversity on Earth?
A
pollution
B
loss of drinking water
C
decrease in food supply
D
Habitat destruction
5) In which biome is biodiversity most threatened?
A
wetland
B
Tropical rain forest
C
tiaga
D
grasslands
6) Why might an introduced animal species over run a native species in an ecosystem?
A
it is more energy efficient, so it eats less food.
B
It often has no natural enemies.
C
Its population size is smaller than those of native species.
D
It is a predator of the native species.
7) What incident led to the clean air act after 20 people dies in a small town due to smog?
A
None of the above
B
Three Mile Island nuclear explosion
C
The dropping of the atomic bomb
D
Inverson smog in Donora Pennsylvania
8) What does the endangered species act do?
A
It protects endangered plant species.
B
It protects populations of animals from predators
C
It protects organisms that are near extinction and their environment.
D
It provides food for endangered species.
9) Why does clear cutting of trees lead to a loss of biodiversity?
A
To much sunlight enters the area after the trees are cut down.
B
Trees seedlings cannot be produced.
C
An entire ecosystem is destroyed when all the trees in an area are cut down.
D
Lumber companies kill the animals in an area when they cut trees.
10) Imagine one day you can't go to school because a river is now in the way. This is an example of _________________________ because a barrier is formed that prevents you from moving within home city or area.
A
habitat fragmentation
B
introduced species
C
clean air act
D
a disaster
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?