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WorksheetsEcology - Outcome 2
Total questions: 11
Worksheet time: 6mins
An organism that can produce food through internal chemical activity and does not need external food sources is called a(n)
Decomposer
Autotroph
Heterotroph
Primary consumer
???? are organisms that take dead organic matter and use it as a food source.
Autotrophs
Heterotrophs
Decomposers
Consumers
A sunflower is an example of a
producer
consumer
a horse is an example of a
producer
consumer
A linear sequence (single pathway) of how energy flows in a biological community is called a:
Food sequence
Food Web
Food Chain
Food organizer
A bear that eats a fish that ate bugs that ate algae is a:
Tertiary consumer (3rd Level)
Quaternary consumer (4th Level)
Secondary consumer (2nd Level)
Producer (1st level)
Which organism is a decomposer?
Cacti
Bacteria
Lizards
Shrubs
Which two organism(s) are producers?
Cacti
Bacteria
Lizards
Shrubs
Which three organism(s) are primary consumers?
Rats
Insects
Cacti
Lizards
Which organism has the highest trophic level in the food web??
Bacteria
Coyote
Cacti
Rats
Explain, in terms of the energy pyramid, why there are not organisms that solely eat tertiary consumers?
As you move up the energy pyramid, there is more energy available.
As you move up the energy pyramid, there is less energy available.
As you move up the energy pyramid, there is the same amount of energy available.
