Impact of Cattle Grazing and Cropping Practices on Hydrological Cycle and Desertification

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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?

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?

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?

Reduced suitability of the land for cultivation Signup and view all the answers

How can the problem of irrigation-induced soil salinization be addressed?

Flushing the soil with good quality water to remove salts Signup and view all the answers

What is the connection between rising water tables and the problem of irrigation salinity?

Rising water tables bring salt up into the root zone Signup and view all the answers

What is the primary cause of droughts according to the passage?

Overpopulation and poor land use Signup and view all the answers

How does deforestation contribute to drought, according to the passage?

All of the above Signup and view all the answers

What is the impact of overgrazing on the environment, as mentioned in the passage?

All of the above Signup and view all the answers

What is the impact of unplanned urbanization on the environment, according to the passage?

All of the above Signup and view all the answers

What is the impact of water logging in city areas, as mentioned in the passage?

It takes several days to mechanically pump out the water. Signup and view all the answers

According to the passage, what is the primary cause of droughts in areas that were not previously drought-prone?

Deforestation and land degradation Signup and view all the answers

What is one of the consequences of cattle overgrazing on land?

Denudation of vegetation Signup and view all the answers

Which erroneous cropping practice is mentioned as a cause of drought in Maharashtra?

Overuse of water for sugarcane cultivation Signup and view all the answers

How can carefully planned crop rotation help mitigate drought?

It allows planting of water-dependent crops in drier years Signup and view all the answers

Which practice can help prevent man-made droughts through continuous observation and comparison of rainfall levels?

Drought monitoring Signup and view all the answers

What impact does urbanization have on drought-prone areas according to the text?

Converts drought-prone areas into desertified ones Signup and view all the answers

Which technique is mentioned in the text as an artificial means to induce rainfall in drought-prone areas?

Cloud seeding Signup and view all the answers

Impact of Cattle Grazing and Cropping Practices on Hydrological Cycle and Desertification

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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 main cause of eutrophication in surface water bodies according to the passage?

What is the primary cause of soil salinization due to excessive irrigation?

Which of the following is a consequence of over-irrigation leading to waterlogging?

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 primary cause of droughts 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 unplanned urbanization on the environment, according to 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?

What is one of the consequences of cattle overgrazing on land?

Which erroneous cropping practice is mentioned as a cause of drought in Maharashtra?

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?

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?

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