Ecology Regents Review Question Preview (ID: 31371)


Review For LE Regents Exam - NY. TEACHERS: click here for quick copy question ID numbers.

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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