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Test Description: Choose the best answer.
Instructions: Answer all questions to get your test result.
1) Which of the following is a producer?
A
a mushroom
B
an oak tree
C
a bettle
D
a cow
2) Decomposition is carried out by ____.
A
both A and B
B
none of the above
C
heterotrophic bacteria
D
fungi
3) Tertiary consumers feed on
A
secondary comers
B
promary consumers
C
producers
D
none of the above
4) Solar energy is first transformed by ______ when it enters an ecosystem.
A
detritivores
B
secondary consumers
C
primary consumers
D
producers
5) In the food chain: acorns > squirrels > fox > bacteria, the fox is a _______.
A
primary consumer
B
detritivores
C
producer
D
secondary consumer
6) An example of an omnivore is a _______.
A
beech tree
B
rabbit
C
snake
D
chipmunk
7) Nitrogen is needed to produce ___________.
A
nucleic acids
B
both a and b
C
none of the above
D
amino acids
8) Plants need bacteria to incorporate _____________ into organic compounds.
A
carbon
B
oxygen
C
neon
D
nitrogen
9) The evaporation of water from plants is called
A
transpiration
B
fermentation
C
distillation
D
respiration
10) Which of the following is contributing to the overload of the carbon cycle?
A
deforestation
B
photosynthesis
C
all of the above
D
cellular respiration
*select an answer for all questions
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