We could state a biological "law" that all food chains begin with photosynthetic producers if it wasn't for the exception of
A) lichens that make their own food energy.
B) fungi that are neither photosynthetic producers,nor herbivores or carnivores.
C) anaerobic bacteria such as the tetanus agent.
D) chemoautotrophic bacteria found around deep ocean thermal vents.
E) humans making synthetic food.
Correct Answer:
Verified
Q33: At each level of the food chain
A)there
Q34: Energy enters the ecosystem as
A)cell respiration.
B)plant growth.
C)chemical
Q35: Producers in deep sea thermal vent communities
Q36: The energy storage in an animal's tissues
Q36: Which of the following is not true
Q39: A keystone species is
A)a predator that destroys
Q40: Ecologists have found that
A)life as we know
Q41: The organisms responsible for nutrient flow through
Q42: A species with a large geographic range
Q43: Some conditions that can limit population size
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