Download Ecology: Organisms in Their Environment Video

Ecology: Organisms in Their Environment Video Questions
1
Within food chains, matter is
A
B
C
D
2
Within food chains energy
A
B
C
D
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the movement of carbon in ecosystems.
the movement of nitrogen through the environment.
the events that happen when carbon is changed into nitrogen.
the events that happen when energy is converted into carbon.
Different species cannot
A
B
C
D
7
Every frog in an ecosystem belongs to the same population.
Each population of organisms contains many different species.
Every ecological community is based on one population of organisms.
Each population of frogs in an ecosystem is made up of members of one
species.
The carbon cycle describes
A
B
C
D
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decomposers feeding on living things.
first-order consumers eating food producers.
third-order consumers carrying out photosynthesis.
a large number of food producers supporting a few second order consumers.
Which of the following is TRUE?
A
B
C
D
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is always increasing.
is continually being converted into matter.
does not change in amount and is recycled.
is always being lost to the environment as heat.
In a pyramid of numbers, you would not expect to find
A
B
C
D
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constantly increasing.
constantly decreasing.
always changing from one element to another.
always recycled from one chemical form to another.
live in the same habitat.
be in the same food web.
be in the same food chain.
interbreed to produce fertile offspring.
A niche is
A
B
C
D
a place in which organisms live.
a small population of organisms.
a large collection of ecosystems.
the role an organism plays in an ecosystem.
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Ecology: Organisms in Their Environment Video Questions
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Which is an abiotic factor of an ecosystem?
A
B
C
D
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Ecosystems are NOT based on
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B
C
D
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True
False
Food webs are made up of interconnected food chains.
A
B
15
True
False
A niche is the particular place in which an organisms lives.
A
B
14
True
False
Different populations are composed of different species of organisms.
A
B
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light
water
glucose
carbon dioxide
The living things in an ecosystem make up its abiotic factors.
A
B
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one species.
interactions.
feeding patterns.
interrelationships.
Photosynthetic organisms DO NOT need ______ to make sugar.
A
B
C
D
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fish
birds
ferns
water
True
False
In food chains, many third-order consumers are needed to support only a few food
producers.
A
B
True
False
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Ecology: Organisms in Their Environment Video Questions
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Answer Key : Ecology: Organisms in Their Environment Video Questions
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Answer
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