Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
LS10 And LS11 (ecosystems)
Test Description: Dynamics in the ecosystem and human interaction
Instructions: Answer all questions to get your test result.
1) Which of the following is NOT a negative impact from clearing away plants from a large plot of land?
A
There will be a decrease in natural resources for animals to utilize.
B
Fertilizers containing nitrogen run-off to the surrounding ecosystems
C
Fewer trees for animal habitats
D
Birds find seeds and insects on cleared and plowed land
2) When topsoil is carried away, plant growth suffers for wildlife and farming. What carries away topsoil?
A
pollution
B
erosion
C
poaching
D
fertilizer
3) Which of the following is the greatest threat to biological diversity today?
A
use of plant fertilizers
B
diversity of animals
C
deforestation
D
methane poisoning
4) Pollution threatens the success of organisms by increasing the _____.
A
number of species
B
availability of fresh water only
C
diversity in an area
D
competition for limiting factors such as food and shelter
5) Deforestation results in an increase of greenhouse gases because less trees means less _____.
A
glucose is released into the atmosphere
B
carbon dioxide is removed from the atmosphere
C
oxygen is removed from the atmosphere
D
carbon dioxide is released into the atmosphere
6) The preservation and careful management of the environment and natural resources
A
greenhouse gases
B
conservation
C
poaching
D
pesticides
7) When plants stop metabolism and growth for a period of time
A
dormancy
B
hibernation
C
phototropism
D
drought
8) When plants grow or bend towards sunlight
A
dormancy
B
hibernation
C
drought
D
phototropism
9) In order for an animal to survive while in hibernation, its body’s metabolic rate _____.
A
doubles
B
decreases
C
stays the same
D
increases
10) Which would NOT influence population size?
A
hibernation
B
introducing a new species to an ecosystem
C
migration
D
droughts and floods
11) _____ prevent populations from increasing in size.
A
cellular respiration
B
population densities
C
limiting factors
D
biotic factors
12) Beavers do not migrate and can adapt to changing climates. Which of the following would threaten the survival of beavers?
A
hot temperatures in July
B
freezing rain in December
C
snow in January
D
forest fire in October
13) A pond that suddenly has an increased growth in algae probably was polluted by
A
a diseased animal
B
an increase in chromosomes
C
people over-fertilizing their lawns nearby
D
people dumping waste oil in the pond
14) Gases that trap heat in the Earth's atmosphere
A
Smoke
B
Greenhouse gases
C
Oxygen
D
Nitrogen
*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?