Questions

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15 questions · timed · auto-graded

Question 11 Mark
Any two effects of fluoride on animals.
Answer
Weight loss, reduced milk production, pre mature death etc.
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Question 31 Mark
Any two hazardous effects when soil pollutions occurs.
Answer
(i) Soil fertility gets reduced due to increased toxicity in soil.
(ii) Microorganisms enter the food chain or water and are consequently reach the humans
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Question 61 Mark
Reasons for eutrophication.
Answer
The introduction of nutrients and chemicals through discharge of domestic sewage, agricultural fields, industrial sectors etc.
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Question 81 Mark
Name two diseases caused by air pollution.
Answer
Asthma, Irritation of respiratory diminished lung function.
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Question 91 Mark
Causes of river ganga pollution.
Answer
Untreated water released from tanneries, industries, power plants and also religious activities.
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Question 101 Mark
A gas release due to the composting which is useful but at the same time causes global warming.
Answer
Methane
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Question 121 Mark
Harmful gases released by industries and vehicles.
Answer
Nitrogen dioxide, sulphur dioxide, methane, carbon dioxide and carbon monoxide etc.
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Question 131 Mark
The process of introducing harmful substances in the environment that causes deterioration of the quality of air, water and land.
Answer
Pollution
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[1 Mark Question Answer] - Geography STD 10 Questions - Vidyadip