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Ecology Regents Review
Test Description: Review for LE Regents Exam - NY
Instructions: Answer all questions to get your test result.
1) The number of a single species in a certain area.
A
ecosystem
B
population
C
community
D
biosphere
2) The number of all the living things living in a certain area.
A
biosphere
B
population
C
ecosystem
D
community
3) All the biotic and abiotic factors in a certain area.
A
community
B
biosphere
C
ecosystem
D
population
4) The part of the Earth that contains living organisms.
A
population
B
ecosystem
C
biosphere
D
community
5) The role an organism plays in its particular environment. (the script it follows in the 'Theater of Life')
A
niche
B
competition
C
habitat
D
population
6) Nonliving and Never was.
A
biotic
B
niche
C
abiotic
D
habitat
7) All the living factors in an ecosystem.
A
niche
B
abiotic
C
biosphere
D
biotic
8) The gradual replacement of plant species over hundreds of years. Eventually it reaches a climax forest.
A
ecological succession
B
ecosystem
C
organic
D
producer
9) As Biodiversity increases, ecosystem stability
A
increases
B
gets destroyed
C
decreases
D
stays the same
10) These organisms break down dead organisms and recycle them back into the Earth to be used as nutrients for new organisms. Examples are fungi and bacteria.
A
decomposers
B
nitrogen
C
carnivores
D
producers
*select an answer for all questions
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