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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
population
B
biosphere
C
ecosystem
D
community
2) The number of all the living things living in a certain area.
A
ecosystem
B
community
C
population
D
biosphere
3) All the biotic and abiotic factors in a certain area.
A
population
B
ecosystem
C
biosphere
D
community
4) The part of the Earth that contains living organisms.
A
ecosystem
B
community
C
biosphere
D
population
5) The role an organism plays in its particular environment. (the script it follows in the 'Theater of Life')
A
habitat
B
competition
C
population
D
niche
6) Nonliving and Never was.
A
niche
B
abiotic
C
biotic
D
habitat
7) All the living factors in an ecosystem.
A
biotic
B
niche
C
biosphere
D
abiotic
8) The gradual replacement of plant species over hundreds of years. Eventually it reaches a climax forest.
A
ecological succession
B
producer
C
organic
D
ecosystem
9) As Biodiversity increases, ecosystem stability
A
stays the same
B
decreases
C
increases
D
gets destroyed
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
nitrogen
B
carnivores
C
decomposers
D
producers
*select an answer for all questions
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