MCQs: After the water has been filtered and cleaned, it is pumped into
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MCQs: The color of water is
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MCQs: Under the ground, water can be found in the form of
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MCQs: 'Trachoma' is a disease of eyes that spreads in
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MCQs: The worst disease of the water-related diseases is
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MCQs: Fertilizers that are washed away into rivers help in formation of
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MCQs: The mortality rate in children due to polluted water or lack of water is
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MCQs: The spread of a disease through drinking water that is caused by water parasites, is known as
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MCQs: A larvae of a worm can get into the human body even by
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MCQs: Hot water also stimulates the growth of
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MCQs: The number of 'oceans' on earth is
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MCQs: Feces and urine is also part of
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MCQs: On earth percentage of fresh water is
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MCQs: The solid matter settled at the bottom is scraped away by electricity in
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MCQs: Water supply through pipelines and tube wells to farm is known as
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MCQs: The waste water from houses, buildings and other areas is called
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MCQs: Chlorine helps
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MCQs: The remains of salt over the soil after evaporation of water is known as
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MCQs: Litters such as plastic bags are harmful for
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MCQs: Oil on the feathers prevents
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