Ecosystems Unit1 Question Preview (ID: 36383)


7th Grade Ecosystems. TEACHERS: click here for quick copy question ID numbers.

which of the following list the community of a small pond?
a) grass, fish, turtles, and insects
b) rocks, trees, turtles clouds, and insects
c) grasses, air, clouds, rocks, rain
d) fish, grass, rocks, insects, clouds, air and rain

a population of squirrels showed an increase over several months, which could be a possible explanation?
a) immigration
b) emmigration
c) scarce resources
d) an increased death rate

a population of deer have increased over a few years, which probably happened to the wolf population nearby?
a) it increased
b) it decreased
c) the death rate increased
d) they were unaffected

bees demonstrate this type of behavior
a) cooperation
b) competition
c) commensalism
d) scarce resources

which of the following is an abiotic factor
a) water
b) crabs
c) tree roots
d) sticks

which best describes the relationship between a cleaner fish and a hippo?
a) mutualism
b) predator/prey
c) competition
d) scarce resources

the place where an organism lives
a) habitat
b) community
c) town
d) ponds

the role of a population in its community
a) niche
b) habitat
c) predator
d) producer

A single path of energy transfer from producer to consumer
a) food chain
b) food web
c) habitat
d) predator/consumer

This illustrates the feeding relationship in an ecosystem
a) food web
b) food chain
c) habitat
d) predator/prey

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