ExamSpark Class 12 Geography
Subject: CBSE Class 12 Geography (NCERT Full-Syllabus Practice)
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Correct Answer: Option B (Structure of population based on age, sex, literacy, and occupation)
Concept Explanation: Population composition studies characteristics such as age structure, literacy, sex ratio, and occupation of people.
Correct Answer: Option B (Intensive commercial farming)
Concept Explanation: Intensive commercial farming uses modern technology and high inputs to increase agricultural productivity.
Correct Answer: Option C (Software industry)
Concept Explanation: Software industries are footloose industries and depend mainly on skilled manpower and connectivity.
Correct Answer: Option C (Overgrazing and deforestation)
Concept Explanation: Overgrazing and deforestation remove vegetation cover, leading to soil erosion and land degradation.
Correct Answer: Option C (Waterways)
Concept Explanation: Waterways are economical for transporting heavy and bulky goods internationally.
Correct Answer: Option B (Sustainable agriculture)
Concept Explanation: Organic farming reduces chemical use and supports sustainable agricultural practices.
Correct Answer: Option B (Urbanization pressure)
Concept Explanation: Rapid migration to cities often creates pressure on housing, sanitation, and urban infrastructure.
Correct Answer: Option A (They are unaffected by weather conditions)
Concept Explanation: Pipelines provide continuous transport of liquids and gases and are less affected by climatic disturbances.
Correct Answer: Option B (Planned and judicious use of resources)
Concept Explanation: Resource conservation means careful and sustainable use of resources to meet present and future needs.
Correct Answer: Option C (Manufacturing textiles)
Concept Explanation: Secondary activities involve processing raw materials into finished products through manufacturing.
Correct Answer: Option A (Both A and R are true, and R is the correct explanation of A)
Concept Explanation: Himalayan rivers receive water throughout the year from snowmelt and monsoon rainfall.
Correct Answer: Option A (Both A and R are true, and R is the correct explanation of A)
Concept Explanation: Industries attract workers and support services, leading to urbanization and dense settlements.
Correct Answer: Option B (Disaster risk reduction)
Concept Explanation: Mangroves and cyclone shelters reduce disaster impact and improve community resilience.
Correct Answer: Option B (Environmentally sustainable development)
Concept Explanation: Eco-tourism encourages economic growth while preserving environmental balance.
Correct Answer: Option C (Deforestation)
Concept Explanation: Removal of forest cover exposes soil to rainwater runoff, increasing erosion in hilly areas.
Correct Answer: Option C (Excessive dependence on fossil fuels)
Concept Explanation: Sustainable cities aim to reduce fossil fuel dependence and promote clean energy.
Correct Answer: Option B (Intensive agriculture)
Concept Explanation: Fertile soil and irrigation encourage intensive farming and high agricultural output.
Correct Answer: Option B (Promoting rainwater harvesting)
Concept Explanation: Rainwater harvesting helps recharge groundwater and improves water availability.
Correct Answer: Option C (Increasing interconnection among countries through trade and technology)
Concept Explanation: Globalization increases economic, technological, and cultural integration among nations.
Correct Answer: Option B (Promoting non-motorized and public transport)
Concept Explanation: Public and non-motorized transport reduce fuel consumption and harmful emissions.