Categories: Class 10th CBSE

2 Hours- Complete Revision for Geography– Contemporary India – II | CBSE Class 10th

🌍 CHAPTER 1: Resources and Development


🔎 A. CONCEPT MASTER REVISION

1️⃣ Types of Resources

On the basis of origin

  • Biotic / Abiotic

On the basis of exhaustibility

  • Renewable / Non-renewable

On the basis of ownership

  • Individual / Community / National / International

On the basis of development

  • Potential / Developed / Stock / Reserves

2️⃣ Resource Planning in India

Steps:

  1. Identification and inventory
  2. Planning structure
  3. Matching resource development with national plans

👉 Need:

  • Unequal distribution
  • Overexploitation
  • Environmental degradation

3️⃣ Land Resources

Land Use Categories:

  • Forest
  • Net sown area
  • Barren land
  • Fallow land
  • Pastures

Land Degradation Causes:

  • Overgrazing
  • Mining
  • Deforestation
  • Over-irrigation (salinity)

Remedial Measures:

  • Afforestation
  • Controlled grazing
  • Proper irrigation
  • Land reclamation

📌 MCQs

  1. Resources which can be renewed are called:
    ✔ Renewable resources
  2. Black soil is ideal for:
    ✔ Cotton
  3. Salinity is caused due to:
    ✔ Over-irrigation

📝 SAQs

  1. State two objectives of resource planning.
  2. Mention two causes of land degradation in Punjab.
  3. What are potential resources? Give example.

✍️ LAQs (5 Marks)

Q. Explain the need for resource planning in India.

  • Unequal distribution
  • Limited resources
  • Environmental damage
  • Sustainable development
  • Balanced regional growth

Q. Analyse causes and remedies of land degradation.


📊 Assertion–Reason

A: Resource planning is essential in India.
R: Resources are unevenly distributed.
✔ Both true, R correct explanation.


🌳 CHAPTER 2: Forest and Wildlife Resources


🔎 A. Biodiversity

Types:

  • Flora
  • Fauna

Categories:

  • Normal species
  • Endangered
  • Vulnerable
  • Rare
  • Endemic
  • Extinct

2️⃣ Importance of Forests

  • Ecological balance
  • Soil conservation
  • Climate regulation
  • Livelihood

3️⃣ Causes of Depletion

  • Agricultural expansion
  • Mining
  • Development projects
  • Overgrazing
  • Commercial forestry

4️⃣ Conservation Methods

  • Wildlife Protection Act (1972)
  • National Parks
  • Biosphere Reserves
  • Project Tiger (1973)
  • Joint Forest Management

📌 MCQs

  1. Project Tiger launched in:
    ✔ 1973
  2. Kaziranga is famous for:
    ✔ One-horned rhinoceros

📝 SAQs

  1. Mention two causes of forest depletion.
  2. What is Joint Forest Management?

✍️ LAQs

Q. Why is conservation of biodiversity important for sustainable development?

  • Ecological balance
  • Future generations
  • Genetic diversity
  • Climate control
  • Economic value

📊 Assertion–Reason

A: Forests are renewable resources.
R: They regenerate naturally if managed properly.
✔ Both true.


💧 CHAPTER 3: Water Resources


🔎 A. Importance of Water

  • Agriculture
  • Industry
  • Domestic use
  • Hydroelectric power

2️⃣ Multipurpose River Projects

Benefits:

  • Irrigation
  • Flood control
  • Electricity
  • Navigation

Examples:

  • Bhakra Nangal
  • Hirakud
  • Damodar Valley

3️⃣ Problems

  • Displacement
  • Ecological imbalance
  • Siltation

4️⃣ Rainwater Harvesting

  • Rooftop harvesting
  • Tankas (Rajasthan)
  • Bamboo drip irrigation (Meghalaya)

📌 MCQs

  1. Bhakra Nangal is on river:
    ✔ Sutlej
  2. Tankas are common in:
    ✔ Rajasthan

📝 SAQs

  1. State two advantages of multipurpose projects.
  2. Why is water conservation necessary?

✍️ LAQ

Evaluate multipurpose river projects as temples of modern India.

  • Economic growth
  • Irrigation
  • Power
  • But environmental issues
  • Need for sustainable approach

📊 Assertion–Reason

A: India faces water scarcity.
R: Overuse and unequal distribution of water.
✔ Both true.


🌾 CHAPTER 4: Agriculture


🔎 A. Types of Farming

  • Primitive subsistence
  • Intensive subsistence
  • Commercial farming
  • Plantation farming

2️⃣ Cropping Seasons

  • Kharif (June–Oct)
  • Rabi (Oct–March)
  • Zaid (Summer)

3️⃣ Major Crops

  • Rice
  • Wheat
  • Millets
  • Cotton
  • Jute
  • Tea
  • Coffee

4️⃣ Challenges

  • Fragmented land
  • Monsoon dependency
  • Low productivity
  • Indebtedness

📌 MCQs

  1. Wheat is grown in:
    ✔ Rabi season
  2. India is largest producer of:
    ✔ Pulses

📝 SAQs

  1. Mention two features of intensive farming.
  2. State two problems faced by farmers.

✍️ LAQ

Explain challenges faced by Indian agriculture.

  • Small holdings
  • Lack of irrigation
  • Old technology
  • Climate uncertainty
  • Market problems

📊 Assertion–Reason

A: Indian agriculture depends on monsoon.
R: Irrigation facilities are insufficient.
✔ Both true.


⛏️ CHAPTER 5: Minerals and Energy Resources


🔎 A. Types of Minerals

  • Ferrous (Iron ore, Manganese)
  • Non-ferrous (Copper, Bauxite)
  • Non-metallic (Mica)

2️⃣ Energy Resources

Conventional:

  • Coal
  • Petroleum
  • Natural gas

Non-Conventional:

  • Solar
  • Wind
  • Tidal
  • Nuclear

3️⃣ Environmental Impact

  • Air pollution
  • Water pollution
  • Land degradation

Sustainable strategies:

  • Clean technology
  • Recycling
  • Energy conservation

📌 MCQs

  1. Kudremukh mines produce:
    ✔ Iron ore
  2. Largest coalfield:
    ✔ Jharia

📝 SAQs

  1. Difference between conventional and non-conventional energy.
  2. Why are minerals non-renewable?

✍️ LAQ

Explain the environmental impact of mining and measures for sustainability.

  • Deforestation
  • Pollution
  • Soil erosion
  • Rehabilitation
  • Afforestation

📊 Assertion–Reason

A: Minerals are exhaustible resources.
R: They take millions of years to form.
✔ Both true.


🚆 CHAPTER 7: Lifelines of National Economy


🔎 A. Transport

  • Roadways
  • Railways
  • Airways
  • Waterways
  • Pipelines

2️⃣ Communication

  • Internet
  • Newspapers
  • Mass media

3️⃣ International Trade

  • Imports & Exports
  • Balance of trade

Interdisciplinary Link

History:

  • Colonial trade routes
  • Global economy formation

Economics:

  • Globalisation
  • MNCs
  • Liberalisation

📌 MCQs

  1. Golden Quadrilateral connects:
    ✔ Delhi, Mumbai, Chennai, Kolkata
  2. Trade surplus means:
    ✔ Exports > Imports

📝 SAQs

  1. Why are transport networks called lifelines?
  2. What is balance of trade?

✍️ LAQ

Explain importance of transport and communication in national economy.

  • Market connectivity
  • Industrial growth
  • Employment
  • National integration
  • Global trade

🎯 HIGH PROBABILITY 5-MARK AREAS (2025–26)

  • Resource planning in India
  • Land degradation
  • Conservation of biodiversity
  • Multipurpose projects
  • Challenges of Indian agriculture
  • Sustainable mining
  • Role of transport in economy

Chapter 1: Resources and Development

  • MCQ: What is essential for resource development to contribute to overall development?
    • Answer: Technological development and institutional changes.+2
  • VSA (2M): Why is resource planning essential in India?
    • Answer: India has enormous diversity in resource availability. Planning is crucial for judicial utilization—for instance, Ladakh has a rich cultural heritage but lacks water and infrastructure, while Arunachal Pradesh has abundant water but lacks infrastructure.+1
  • SA (3M): Analyze land-use data trends in India.
    • Answer: Comparative data from 1960-61 to 2014-15 shows that Forest cover (from 18.11% to 23.3%) and Area under non-agricultural uses have increased, while Barren and unculturable waste land has decreased.
  • LA (5M): Suggest remedial measures for land degradation.
    • Answer: Afforestation, proper management of grazing, planting of shelterbelts, stabilization of sand dunes by growing thorny bushes, and proper discharge and disposal of industrial effluents after treatment.

Chapter 2: Forest and Wildlife Resources

  • Assertion & Reason:
    • Assertion (A): Conservation of forests and wildlife is essential.
    • Reason (R): Conservation preserves ecological diversity and our life support systems—water, air, and soil.
    • Answer: Both (A) and (R) are true and (R) is the correct explanation.
  • Case-Based Question (4M): Based on the Indian Wildlife (Protection) Act of 1972:
    • Q: What was the primary aim of this Act?
    • Answer: To protect habitats, publish a list of protected species, and ban hunting and illegal wildlife trade.
  • MCQ: Identify the National Park dedicated to the preservation of the one-horned rhinoceros.
    • Answer: Kaziranga National Park.

Chapter 3: Water Resources

  • MCQ: Which state has made rooftop rainwater harvesting compulsory for all houses?
    • Answer: Tamil Nadu.
  • SA (3M): “Multipurpose projects are the temples of modern India.” Justify.
    • Answer: These projects, like Bhakra Nangal, support the economy by providing water for irrigation, electricity generation, flood control, fish breeding, and industrial use.
  • VSA (2M): Why is there an urgent need to conserve water resources in India?
    • Answer: Due to over-exploitation, excessive use, and unequal access to water among different social groups, alongside increasing pollution from domestic and industrial waste.

Chapter 4: Agriculture

  • MCQ: Which soil is ideal for growing cotton and cashew nuts respectively?
    • Answer: Black soil (for cotton) and Laterite soil (for cashew nuts).
  • SA (3M): “Agriculture and industry move hand in hand.” Support with examples.
    • Answer: Agriculture provides raw materials (cotton, jute) to industries, while industries provide inputs (tractors, fertilizers, PVC pipes) that increase agricultural productivity.
  • LA (5M): Analyze the challenges faced by the Indian farming community.
    • Answer: Challenges include reduction in public investment in agriculture, removal of subsidies on fertilizers, reduction in import duties on agricultural products, and erratic weather patterns causing crop failure.

Chapter 5: Minerals and Energy Resources

  • MCQ: Which of the following is a non-metallic mineral?
    • Answer: Mica (or Limestone/Salt).
  • SA (3M): Differentiate between metallic and non-metallic minerals.
    • Answer: Metallic minerals contain metals (e.g., Iron, Copper, Gold) and are usually found in igneous and metamorphic rocks. Non-metallic minerals do not contain metals (e.g., Mica, Limestone) and are generally found in sedimentary rocks.
  • LA (5M): “Minerals are an indispensable part of our lives.” Justify.
    • Answer: From tiny pins to large ships, everything is made of minerals. They are essential for infrastructure (railways, roads), human nutrition, and energy production (coal, petroleum).

Interdisciplinary: Globalisation and Life Lines

  • MCQ: Match the following correctly:
    • Liberalisation: Removing barriers or restrictions set by the government.
    • Investment: Money spent to buy assets such as land.
  • SA (3M): Evaluate the role of MNCs in the Indian economy.
    • Answer: MNCs bring in foreign investment, latest technology, and provide employment. India is attractive to MNCs because of its highly skilled engineers and educated English-speaking youth who provide low-cost customer care services.
  • Map Skills (Geography – 3 Marks):
    • Locate Tehri Dam (Uttarakhand).
    • Locate Narora Nuclear Power Plant (UP).
    • Locate Meenambakkam International Airport (Chennai).
Vandita Tiwari

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