FORESTRY
SOIL SCIENCE
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Which of the following is a disadvantage of using hydroponics?
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slower plant growth
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costs are higher than soil culture
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lower crop yields
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weeding and cultivation are required
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Explanation:
Detailed explanation-1: -Enhanced plant yields: Hydroponic plants produce a greater yield of fruits and vegetables because in a hydroponic system plants are more densely spaced together compared to the size of land that would be needed to grow the same number of plants.
Detailed explanation-2: -Higher yield: they produce between three and ten times more food than conventional agriculture in the same space. The plants also grow in half the time. There is no need for herbicides or pesticides: they are safe from weeds and insects, making unnecessaries the use of these products.
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