Q1. Which of the following best defines "population density"?
Correct Answer: Option B (Number of people per unit area)
Concept Explanation: Population density measures how many people live per square kilometer of land area.
ExamSpark Class 12 Geography
Subject: CBSE Class 12 Geography (NCERT Full-Syllabus Practice)
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Correct Answer: Option B (Number of people per unit area)
Concept Explanation: Population density measures how many people live per square kilometer of land area.
Correct Answer: Option D (Solar energy)
Concept Explanation: Solar energy is renewable because it is continuously supplied by the Sun.
Correct Answer: Option B (Proximity to raw cotton and markets)
Concept Explanation: Cotton textile industries prefer locations near cotton-growing areas and large consumer markets.
Correct Answer: Option C (Large estates producing single cash crops)
Concept Explanation: Plantation agriculture involves large-scale cultivation of crops like tea, coffee, and rubber.
Correct Answer: Option D (Roadways)
Concept Explanation: Roadways provide flexible and convenient transport for short distances and door-to-door services.
Correct Answer: Option B (Sustainable water conservation)
Concept Explanation: Watershed management and rainwater harvesting improve groundwater recharge and water availability.
Correct Answer: Option B (Reducing air pollution)
Concept Explanation: Electric transport reduces harmful emissions and improves urban air quality.
Correct Answer: Option B (Reduce soil erosion and conserve water)
Concept Explanation: Terrace farming slows water runoff and prevents soil erosion on slopes.
Correct Answer: Option C (Skilled and educated population contributing to productivity)
Concept Explanation: Human capital refers to educated and skilled people who improve economic productivity.
Correct Answer: Option C (Banking)
Concept Explanation: Banking is a service activity and falls under the tertiary sector.
Correct Answer: Option A (Both A and R are true, and R is the correct explanation of A)
Concept Explanation: Migration to cities increases demand for housing, transport, and public services.
Correct Answer: Option A (Both A and R are true, and R is the correct explanation of A)
Concept Explanation: Continuous chemical use damages soil structure and reduces long-term fertility.
Correct Answer: Option B (Disaster management and mitigation)
Concept Explanation: Mangroves and warning systems reduce disaster impact and improve preparedness.
Correct Answer: Option B (Infrastructure and human resources)
Concept Explanation: Industries depend heavily on transport, electricity, communication, and skilled manpower.
Correct Answer: Option C (Permanent or semi-permanent movement of people)
Concept Explanation: Migration refers to movement of people from one place to another for settlement or employment.
Correct Answer: Option C (Overexploitation of fossil fuels)
Concept Explanation: Sustainable development discourages excessive use of non-renewable resources.
Correct Answer: Option B (Infrastructure development)
Concept Explanation: Infrastructure is necessary to utilize resources and support economic activities.
Correct Answer: Option B (Rainwater harvesting)
Concept Explanation: Rainwater harvesting helps recharge groundwater and improves water sustainability.
Correct Answer: Option C (Ratio of dependent population to working-age population)
Concept Explanation: Dependency ratio measures the burden on economically active population by dependents.
Correct Answer: Option B (Promoting renewable energy sources)
Concept Explanation: Renewable energy sources such as solar and wind reduce carbon emissions significantly.