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NCERT Solutions for Class 8 Social Science - Chapter 2 – Land, Soil, Water, Natural Vegetation and Wildlife Resources

NCERT Solutions for Class 8 Geography Chapter 2, titled "Land, Soil, Water, Natural Vegetation & Wildlife Resources," are available below to enhance your exam preparation. These solutions play a crucial role in the Class 8 study material. Our team of expert educators at Orchid International School has meticulously crafted these solutions to aid your academic endeavors. Elevate your preparation by accessing and utilizing the NCERT Solutions for Class 8 Chapter 2. Download now to propel your learning to new heights.

Land, Soil, Water, Natural Vegetation, and Wildlife Resources

Question 1 :

Answer the Following Questions:

  1. Which are the two main climatic factors responsible for soil formation?

  2. Write any two reasons for land degradation today.
  3. Why is land considered an important resource?
  4. Name any two steps that the government has taken to conserve plants and animals.

  5. Suggest three ways to conserve water.

 

Answer :

  1. Two main factors responsible for soil formation are Temperature and Rainfall.
  2. Two reasons for land degradation are deforestation and indiscriminate use of chemical fertilisers and pesticides on agricultural land.
  3. Land provides habitat for various varieties of flora and fauna. Humans also use it for various purposes like agriculture, building houses and roads, forestry, mining, and setting up industries. It serves many purposes like these and is thus considered an important resource.
  4. The steps taken by the government to conserve plants and animals are as follows:

    • Various national parks, wildlife sanctuaries, and biosphere reserves have been set up for protecting natural vegetation and wildlife. For example, Kaziranga National park, Assam.

    • The killing of lions, tigers, deer, peacocks, and great Indian bustards has been banned. The trade of the species of plants and animals has also been banned under the international agreement  CITES.

  5. Three ways to conserve water are:

    • Replenishing groundwater by encouraging afforestation.

    • Avoiding seepage of water by lining irrigation canals.

    • Rainwater harvesting.


Question 2 :

Tick the Correct Answer.

1. Which one of the following is NOT a factor of soil formation?

     (a) Time (b) Soil texture (c) organic matter

2. Which one of the following methods is most appropriate to check soil erosion on steep slopes?

     (a) Shelterbelts (b) Mulching (c) terrace cultivation

3. Which one of the following is NOT in favour of the conservation of nature?

    (a) switch off the bulb when not in use

    (b) close the tap immediately after using

    (c) dispose poly bags after shopping

 

Answer :

  1. (b) Soil texture
  2. (c)terrace cultivation
  3. (c) Dispose poly bags after shopping.


Question 3 :

Match the following.

(i) Land use           (a) Prevent Soil erosion.

(ii) Humus              (b) Land suitable for agriculture.

(iii) Rock dams      (c) Productive use of land.

(iv) Arable Land    (d) Organic matter deposited on topsoil.

 

Answer :

(i) Land use – (c) Productive use of land

(ii) Humus – (d) Organic matter deposited on topsoil

(iii) Rock Dams – (a) Prevent Soil erosion

(iv) Arable Land – (b) Land suitable for agriculture


Question 4 :

State Whether the Given Statement is True or False. If True, Write the Reason.

  1. Ganga-Brahmaputra plain of India is an overpopulated region.
  2. Water availability per person in India is declining.
  3. Rows of trees planted in the coastal areas to check the wind movement are called intercropping.

  4. Human interference and changes in climate can maintain the ecosystem.

 

Answer :

  1. True. These are densely populated areas because plains and rivers provide suitable land for agriculture.
  2. True. Although water is present in abundance on the Earth, freshwater resources are limited. The availability of water has become a serious problem throughout the world. The availability of water is declining very fast because of wastage of water, deforestation, and the pollution and depletion of freshwater resources like rivers and groundwater.
  3. False. The given process is known as Shelterbelts. Intercropping is when different crops are grown in alternative rows and also sown at different times so as to protect the soil from rain wash.
  4. False. The ecosystem is adversely affected by human interference and climatic changes.

 


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