ECOLOGY
ENERGY FLOW AND PRIMARY PRODUCTION
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What does the arrow in a food chain or food web mean?
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A series of steps in which organisms transfer (move) energy by eating and being eaten.
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An organism that breaks down wastes and dead organisms.
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Shows what eats what and consists of many food chains in an ecosystem
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The transfer (movement) of energy.
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Explanation:
Detailed explanation-1: -The arrow always points to the higher trophic level, that is from the prey to the predator and this indicates the flow of energy in the form of food.
Detailed explanation-2: -To read the food web: The arrows show what each organism eats and the flow of energy. The arrow points to the organism that does the eating and who GETS the energy.
Detailed explanation-3: -The arrows always show the direction of the energy as it is transferred from one organism to another. The flow of energy can also be represented within an energy pyramid.
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