SCIENCE
ECOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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What is the original source of the energy in most ecosystems?
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Sun
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Chemicals
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Carbohydrates
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Water
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Explanation:
Detailed explanation-1: -3.1 The Sun is the major source of energy for organisms and the ecosystems of which they are a part. Producers such as plants, algae, and cyanobacteria use the energy from sunlight to make organic matter from carbon dioxide and water. This establishes the beginning of energy flow through almost all food webs.
Detailed explanation-2: -The vast majority of energy that exists in food webs originates from the sun and is converted (transformed) into chemical energy by the process of photosynthesis in plants.
Detailed explanation-3: -The ultimate source of all ecosystems is the sun or the solar radiation as the energy enters through the process of photosynthesis.
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