OBJECTIVE LIFE SCIENCE
ECOLOGY
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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On the coral reef ecosystem, which factor is abiotic?
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algae
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rocks
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sea horses
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sponges
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Explanation:
Detailed explanation-1: -Five major abiotic factors in coral reefs are water, temperature, sunlight, salt, and waves.
Detailed explanation-2: -Biotic factors include plants, animals, and microbes; important abiotic factors include the amount of sunlight in the ecosystem, the amount of oxygen and nutrients dissolved in the water, proximity to land, depth, and temperature. Sunlight is one of the most important abiotic factors for marine ecosystems.
Detailed explanation-3: -Coral reefs are biotic factors within an ecosystem, because they are alive. Although they appear as inanimate objects, coral reefs are living animals.
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