SCIENCE
ECOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Why does eating a hamburger cost more energy than eating a salad?
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Because a cow must eat plants for years before it can become a hamburger, while a plant uses energy directly from the sun
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Because a cow runs around and uses 90% of its energy and a plant does not
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Either A or B
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None of the above
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Explanation:
There is 1 question to complete.