Worksheet: Geographical Perspective on Selected Issues and Problems | Geography Class 12 - Humanities/Arts PDF Download

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Q1: Water pollution occurs when the quantity of impurities in surface water increases beyond a certain level, rendering it unsuitable for human use and reducing its _______________ capacity.

Q2: Industrial activities such as leather, pulp and paper, textiles, and chemical industries are primary contributors to _______________ pollution.

Q3: The use of inorganic fertilizers and pesticides in agriculture leads to surface water pollution due to _______________ infiltration.

Q4: Noise pollution is measured in _______________ (dB).

Q5: Urban areas often face issues with the mismanagement of solid wastes, including metals, glass wares, and polythene bags, which can lead to various health problems such as _______________.

Q6: Urban areas with proper infrastructure and amenities are characterized by farmhouses, high-income neighborhoods, wide roads, and well-developed _______________.

Q7: Slum dwellers typically work in low-wage, high-risk, and unorganized sectors of the urban economy, which puts them at greater risk of health problems such as _______________.

Q8: Land degradation can be caused by factors such as soil erosion, water logging, salinisation, and _______________.

Q9: The National Remote Sensing Agency (NRSA) in India is responsible for identifying and categorizing wastelands using remote sensing techniques to classify them based on the processes that have led to their _______________.

Q10: Wastelands affected by both natural and human factors may include land affected by salinity and alkalinity and land with and without scrubs that are degraded by both natural and human factors, such as _______________.

Assertion and Reason Based

Q1: Assertion: Water pollution is primarily caused by human activities, including industrial, agricultural, and cultural practices.
Reason: Natural sources like erosion and decay of plants and animals are not significant contributors to water pollution.
(a) If both the assertion and reason are true and the reason explains the assertion.
(b) If both the assertion and reason are true but the reason does not explain the assertion.
(c) If the assertion is true but the reason is false.
(d) If the assertion is false but the reason is true.

Q2: Assertion: Noise pollution is a significant cause of mental issues in large cities of India.
Reason: Noise pollution primarily affects rural areas and has a minimal impact on urban areas.
(a) If both the assertion and reason are true and the reason explains the assertion.
(b) If both the assertion and reason are true but the reason does not explain the assertion.
(c) If the assertion is true but the reason is false.
(d) If the assertion is false but the reason is true.

Q3: Assertion: The increase in urban population is primarily due to high birth rates and low mortality rates.
Reason: Rural-urban migration accounts for a small percentage of the growth in urban population.
(a) If both the assertion and reason are true and the reason explains the assertion.
(b) If both the assertion and reason are true but the reason does not explain the assertion.
(c) If the assertion is true but the reason is false.
(d) If the assertion is false but the reason is true.

Q4: Assertion: Slum areas are characterized by wide roads, high-income neighborhoods, and well-developed greenbelts.
Reason: Slum areas are environmentally compatible and have excellent living conditions.
(a) If both the assertion and reason are true and the reason explains the assertion.
(b) If both the assertion and reason are true but the reason does not explain the assertion.
(c) If the assertion is true but the reason is false.
(d) If the assertion is false but the reason is true.

Q5: Assertion: Land degradation can be caused by both natural and human factors.
Reason: Land degradation always leads to the transformation of degraded land into wasteland.
(a) If both the assertion and reason are true and the reason explains the assertion.
(b) If both the assertion and reason are true but the reason does not explain the assertion.
(c) If the assertion is true but the reason is false.
(d) If the assertion is false but the reason is true.

Very Short Answer Type Questions

Q1: What is the main source of water pollution in modern times?

Q2: Name three industries that contribute to water pollution in rivers.

Q3: How does the use of inorganic fertilizers contribute to water pollution?

Q4: What is the measurement unit for noise pollution?

Q5: Why do slum dwellers often work in low-wage, high-risk sectors?

Q6: Name three factors that can cause land degradation.

Q7: What is the role of the National Remote Sensing Agency (NRSA) in India?

Q8: Give an example of a wasteland caused by both natural and human factors.

Q9: What is the primary cause of rural-urban migration in India?

Q10: What are the expected challenges of increased urbanization by 2050?

Short Answer Type Questions

Q1: Explain the two main sources of water pollution and provide examples of each.

Q2: Describe the detrimental effects of air pollution on human health and the environment.

Q3: Discuss the characteristics of slum areas and the challenges faced by slum dwellers.

Q4: Explain how improper management of solid waste can lead to health problems and environmental issues.

Q5: Describe the classification of wastelands in India based on their causes.

Q6: Analyze the factors contributing to the increase in the urban population and its potential consequences.

Q7: Discuss the impacts of land degradation on agricultural productivity and land quality.

Q8: Explain the role of the National Remote Sensing Agency (NRSA) in identifying and categorizing wastelands in India.

Long Answer Type Questions

Q1: Discuss the main sources of water pollution, both natural and human, and the impact of industrial, agricultural, and cultural activities on water quality. Provide examples and explain the consequences of water pollution in India.

Q2: Examine the challenges and problems associated with urban waste disposal in India, including the differences between metropolitan cities and smaller towns. Explain the health and environmental impacts of improper waste management and suggest solutions to address these issues.

Q3: Analyze the trend of rural-urban migration in India and its implications for families and society. Discuss the reasons behind this migration, its impact on the labor force, and the challenges faced by migrant workers and their families.

Q4: Explain the concept of land degradation, its causes, and the classification of wastelands in India. Discuss the potential effects of unchecked land degradation on agriculture and the environment, and propose strategies for land conservation and sustainable land use.