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Ecology
Test Description: Basic ecology question
Instructions: Answer all questions to get your test result.
1) Which term includes the other three?
A
community
B
ecosystem
C
species
D
population
2) A food chain illustrates
A
oxygen produced by respiration
B
absorption of energy
C
transport of glucose
D
energy flow
3) The number or organisms that can be supported is known as
A
homeostatic control
B
biological feedback
C
carrying capacity
D
biological diversity
4) In an ecosystem, nutrients are recycled by
A
autotrophs
B
prey
C
hosts
D
decomposers
5) Which organism carries out autotrophic nutrition?
A
grass
B
hawk
C
grasshopper
D
deer
6) Competition for biotic resources can be illustrated by organisms fighting for
A
water to drink
B
air to breathe
C
space for nesting
D
mates for breeding
7) In some areas, foresters plant one tree for every tree they cut. This activity is an example of
A
good conservation practice for renewable resources
B
good conservation practice for nonrenewable resources
C
lack of concern for renewable resources
D
lack of management of nonrenewable resources
8) A worm lives and reproduces in the soil. It aerates the soil and adds organic material to it. The worm is a source of food for birds. All of these statements together describe
A
a habitat
B
niche
C
competition
D
autotrophic nutrition
9) A food web is more stable than a food chain becuase a food web
A
reduces the number of niches in the ecosystem
B
transfers all of the producer energy to herbivores
C
includes more consumers than producers
D
includes alternative pathways for energy
10) The base of an energy pyramid for any ecosystem would include
A
producer
B
tertiary consumer
C
secondary consumer
D
primary consumer
*select an answer for all questions
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