Solution of Chapter 2. Land, Soil, Water, Natural Vegetation and Wildlife Resources (Resources and Development Book)

Observe the land, type of soil and water availability in the region you live. Discuss in your class, how it has influenced the lifestyle of people there.

Study the table given below and answer the following:

(i) Name the countries having the highest percentage of land under cropland, forest, pasture and other uses.

(ii) How would you relate the land use pattern of these countries with the probable economic activities?

Which are the two main climatic factors responsible for soil formations?

Write any two reasons for land degradation today.

Why is land considered to be an important resource?

Name any two steps that government has taken to conserve plants and animals.

Suggest any three ways to conserve water.

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

a. Time

b. Soil texture

c. Organic matter

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

a. Shelter belts

b. Mulching

c. Terrace cultivation

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 packs after shopping

Match the following:

a. prevent soil erosion

b. narrow zone of contact between lithosphere, hydrosphere and atmosphere

c. productive use of land

d. organic matter deposited on top soil contour ploughing.

i. Land use

ii. Humus

iii. Rock dams

iv. Bio-sphere

State whether the given statement is true or false. If true write the reasons.

i. Ganga-Brahamputra plain of India is an overpopulated region.

ii. Water availability per person in India’s declining.

iii. Rows of trees planted in the coastal areas to check the wind movement is called intercropping.

iv. Human interference and changes of climate can maintain the ecosystem.

Discuss some more reasons which are responsible for changes of land use pattern. Has your place undergone any change in the land use pattern in recent years?

Find out your parents and elderly people. You can conduct an interview by asking the following questions.