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Ecosystem Review
Test Description: Review for your test tomorrow!
Instructions: Answer all questions to get your test result.
1) What term refers to all life on Earth and where life exists on Earth?
A
biosphere
B
biotic factor
C
biomagnification
D
species
2) Biotic and abiotic factors together make up a(n)
A
ecosystem
B
individual species
C
population
D
community
3) A large area with similar climate, plant, and animal life is called a:
A
population
B
biosphere
C
ecology
D
biome
4) The products of photosynthesis are
A
glucose and oxygen
B
carbon dioxide and water
C
carbon dioxide and oxygen
D
glucose and water
5) Producers and consumers both use this process to obtain energy:
A
cellular respiration
B
photosynthesis
C
carbon cycle
D
water cycle
6) As the trophic (feeding) levels of a food chain increase, the energy available...
A
stays the same
B
decreases
C
increases
D
biomagnifies
7) When organisms interact and both benefit from the interaction, what term is used to describe this interaction?
A
parasitism
B
commensalism
C
ecological pyramid
D
mutualism
8) A consumer that eats both producers and other consumers is called a:
A
herbivore
B
omnivore
C
producer
D
carnivore
9) Organisms at higher trophic levels have _________ toxins as compared to lower trophic levels.
A
lower
B
equal
C
none of the above
D
higher
10) Human population on Earth is currently at...
A
8
B
8 billion
C
88 million
D
80 billion
*select an answer for all questions
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