ECOLOGY
ENERGY FLOW AND THE FOOD CHAIN
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which sentence from the introduction [paragraphs 1-3] introduces a primary consumer to the reader?
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Every living thing-from one-celled algae to giant blue whales-needs food to survive.
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For example, grass produces its own food from sunlight.
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A rabbit eats the grass, then a fox eats the rabbit.
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When the fox dies, bacteria break down its body, returning it to the soil where it provides nutrients for plants, like grass
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Explanation:
Detailed explanation-1: -The organisms that eat the primary consumers are meat eaters (carnivores) and are called the secondary consumers.
Detailed explanation-2: -In a grassland ecosystem, a grasshopper might eat grass, a producer. The grasshopper might get eaten by a rat, which in turn is consumed by a snake. Finally, a hawk-an apex predator-swoops down and snatches up the snake. In a pond, the autotroph might be algae.
Detailed explanation-3: -Each living thing is a part of multiple food chains – for example, grass is a part of the food chain: grass
There is 1 question to complete.