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Questions and Answers
What is the primary environmental problem caused by the biomagnification of non-degradable chemicals entering the food chain?
What is the primary environmental problem caused by the biomagnification of non-degradable chemicals entering the food chain?
- Depletion of microorganisms in the soil
- Increased water salinity
- Soil degradation
- Harm to human life (correct)
What is the main cause of eutrophication in surface water bodies according to the passage?
What is the main cause of eutrophication in surface water bodies according to the passage?
- Salinization of water bodies
- Excessive growth of fast-growing water weeds
- Chemical runoff from excessive use of fertilizers (correct)
- Waterlogging and rise in water tables
What is the primary cause of soil salinization due to excessive irrigation?
What is the primary cause of soil salinization due to excessive irrigation?
- Conversion of fertile land into saline and waterlogged areas
- Lack of drainage
- Rising water tables
- Use of canal water or groundwater for irrigation (correct)
Which of the following is a consequence of over-irrigation leading to waterlogging?
Which of the following is a consequence of over-irrigation leading to waterlogging?
How can the problem of irrigation-induced soil salinization be addressed?
How can the problem of irrigation-induced soil salinization be addressed?
What is the connection between rising water tables and the problem of irrigation salinity?
What is the connection between rising water tables and the problem of irrigation salinity?
What is the primary cause of droughts according to the passage?
What is the primary cause of droughts according to the passage?
How does deforestation contribute to drought, according to the passage?
How does deforestation contribute to drought, according to the passage?
What is the impact of overgrazing on the environment, as mentioned in the passage?
What is the impact of overgrazing on the environment, as mentioned in the passage?
What is the impact of unplanned urbanization on the environment, according to the passage?
What is the impact of unplanned urbanization on the environment, according to the passage?
What is the impact of water logging in city areas, as mentioned in the passage?
What is the impact of water logging in city areas, as mentioned in the passage?
According to the passage, what is the primary cause of droughts in areas that were not previously drought-prone?
According to the passage, what is the primary cause of droughts in areas that were not previously drought-prone?
What is one of the consequences of cattle overgrazing on land?
What is one of the consequences of cattle overgrazing on land?
Which erroneous cropping practice is mentioned as a cause of drought in Maharashtra?
Which erroneous cropping practice is mentioned as a cause of drought in Maharashtra?
How can carefully planned crop rotation help mitigate drought?
How can carefully planned crop rotation help mitigate drought?
Which practice can help prevent man-made droughts through continuous observation and comparison of rainfall levels?
Which practice can help prevent man-made droughts through continuous observation and comparison of rainfall levels?
What impact does urbanization have on drought-prone areas according to the text?
What impact does urbanization have on drought-prone areas according to the text?
Which technique is mentioned in the text as an artificial means to induce rainfall in drought-prone areas?
Which technique is mentioned in the text as an artificial means to induce rainfall in drought-prone areas?
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