Ecology Regents Review Question Preview (ID: 31371)
Review For LE Regents Exam - NY.
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The number of a single species in a certain area.
a) population
b) community
c) biosphere
d) ecosystem
The number of all the living things living in a certain area.
a) population
b) community
c) biosphere
d) ecosystem
All the biotic and abiotic factors in a certain area.
a) population
b) community
c) ecosystem
d) biosphere
The part of the Earth that contains living organisms.
a) population
b) community
c) biosphere
d) ecosystem
The role an organism plays in its particular environment. (the script it follows in the 'Theater of Life')
a) competition
b) niche
c) habitat
d) population
Nonliving and Never was.
a) abiotic
b) biotic
c) habitat
d) niche
All the living factors in an ecosystem.
a) abiotic
b) biotic
c) niche
d) biosphere
The gradual replacement of plant species over hundreds of years. Eventually it reaches a climax forest.
a) ecosystem
b) organic
c) ecological succession
d) producer
As Biodiversity increases, ecosystem stability
a) increases
b) decreases
c) stays the same
d) gets destroyed
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) producers
b) decomposers
c) carnivores
d) nitrogen
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