ExamSpark Class 12 Geography

Mock Test 05 Performance Solutions

Subject: CBSE Class 12 Geography (NCERT Full-Syllabus Practice)

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Detailed Question Analysis

Q1. Which of the following best explains "carrying capacity" in geography?

Correct Answer: Option B (Ability of environment to support population sustainably)

Concept Explanation: Carrying capacity refers to the maximum population an environment can sustain without environmental degradation.

Q2. Which type of settlement generally develops along roads, rivers, or canals?

Correct Answer: Option C (Linear settlement)

Concept Explanation: Linear settlements grow in a line along transport routes or water bodies for easy accessibility.

Q3. Which of the following is a major feature of intensive subsistence agriculture?

Correct Answer: Option B (High productivity on small farms)

Concept Explanation: Intensive subsistence farming uses small plots with high labor and input intensity to maximize productivity.

Q4. Which factor is most responsible for the growth of IT industries in Bengaluru?

Correct Answer: Option C (Skilled manpower and infrastructure)

Concept Explanation: IT industries depend mainly on educated workforce, communication systems, and urban infrastructure.

Q5. Which of the following is an example of a renewable resource?

Correct Answer: Option C (Wind energy)

Concept Explanation: Wind energy is renewable because it is naturally replenished and environmentally friendly.

Q6. A state government bans plastic bags and promotes biodegradable alternatives. Which geographical objective is mainly achieved?

Correct Answer: Option B (Environmental conservation)

Concept Explanation: Reducing plastic use helps control pollution and supports sustainable environmental practices.

Q7. Farmers in a drought-prone region shift from water-intensive crops to millets. This decision mainly reflects:

Correct Answer: Option B (Sustainable agricultural adaptation)

Concept Explanation: Millets require less water and are better suited for dry climates, promoting sustainable farming.

Q8. Which mode of transport is considered most suitable for perishable goods over long distances?

Correct Answer: Option C (Airways)

Concept Explanation: Air transport is fastest and ideal for transporting perishable and high-value goods.

Q9. Which of the following is the most important cause of migration from rural to urban areas?

Correct Answer: Option B (Better employment opportunities)

Concept Explanation: Urban areas attract migrants due to employment, education, and improved living conditions.

Q10. Which of the following activities belongs to the primary sector?

Correct Answer: Option C (Fishing)

Concept Explanation: Primary activities involve extraction and direct use of natural resources such as fishing and mining.

Q11. Assertion (A): Water pollution affects aquatic ecosystems adversely. Reason (R): Industrial and domestic wastes are often discharged into water bodies untreated.

Correct Answer: Option A (Both A and R are true, and R is the correct explanation of A)

Concept Explanation: Untreated waste contaminates water, harming aquatic life and ecosystem balance.

Q12. Assertion (A): Transport networks are important for economic development. Reason (R): Efficient transport reduces movement of goods and people.

Correct Answer: Option C (A is true, but R is false)

Concept Explanation: Transport networks support economic growth, but they increase-not reduce-the movement of goods and people.

Q13. Read the following case carefully: A coastal region frequently affected by cyclones develops early warning systems, cyclone shelters, and mangrove plantations. Which concept is best represented here?

Correct Answer: Option B (Disaster preparedness and mitigation)

Concept Explanation: Cyclone shelters and warning systems reduce disaster risk and improve preparedness.

Q14. Read the passage carefully: A city introduces electric buses, bicycle tracks, and urban green belts to improve environmental quality. Which objective is mainly targeted through these measures?

Correct Answer: Option B (Sustainable urban development)

Concept Explanation: Eco-friendly transport and green spaces help reduce pollution and improve sustainability in cities.

Q15. Which river is called the "Dakshin Ganga" of India?

Correct Answer: Option B (Godavari)

Concept Explanation: The Godavari River is popularly known as the "Dakshin Ganga" because of its large basin and cultural importance.

Q16. Which of the following is NOT a feature of sustainable agriculture?

Correct Answer: Option B (Excessive chemical fertilizer use)

Concept Explanation: Excessive use of chemicals harms soil and water quality and is not sustainable.

Q17. A mineral-rich area remains economically backward mainly due to poor connectivity and lack of investment. This highlights the importance of:

Correct Answer: Option B (Infrastructure development)

Concept Explanation: Infrastructure such as roads, electricity, and transport is essential for economic development.

Q18. Which measure is most effective in controlling soil erosion in hilly areas?

Correct Answer: Option B (Terrace farming)

Concept Explanation: Terrace farming reduces runoff speed and helps conserve soil on hill slopes.

Q19. Which of the following best explains "human development index (HDI)"?

Correct Answer: Option C (Composite measure of health, education, and income)

Concept Explanation: HDI evaluates development using life expectancy, education, and per capita income indicators.

Q20. Which of the following is the most suitable strategy for reducing greenhouse gas emissions?

Correct Answer: Option B (Promoting renewable energy sources)

Concept Explanation: Renewable energy reduces dependence on fossil fuels and lowers greenhouse gas emissions.

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