Chapter 3: Land Resources and Agriculture
EXERCISES
1. Choose the right answers of the following from the given options.
(i) Which one of the following is NOT a land-use category?
(a) Fallow land (c) Net Area Sown
(b) Marginal land (d) Culturable Wasteland
Answer:
(ii) What one of the following is the main reason due to which share of forest
has shown an increase in the last forty years?
(a) Extensive and efficient efforts of afforestation
(b) Increase in community forest land
(c) Increase in notified area allocated for forest growth
(d) Better peoples’ participation in managing forest area.
Answer:
(iii) Which one of the following is the main form of degradation in irrigated
areas?
(a) Gully erosion (c) Salinisation of soils
(b) Wind erosion (d) Siltation of land
Answer:
(iv) Which one of the following crops is not cultivated under dryland farming?
(a) Ragi (c) Groundnut
(b) Jowar (d) Sugarcane
Answer:
(v) In which of the following group of countries of the world, HYVs of wheat
and rice were developed?
(a) Japan and Australia (c) Mexico and Philippines
(b) U.S.A. and Japan (d) Mexico and Singapore
Answer:
2. Answer the following questions in about 30 words.
(i) Differentiate between barren and wasteland and culturable wasteland.
Answer:
(ii) How would you distinguish between net sown area and gross cropped
area?
Answer:
(iii) Why is the strategy of increasing cropping intensity important in a
country like India?
Answer:
(iv) How do you measure total cultivable land?
Answer:
(v) What is the difference between dryland and wetland farming?
Answer:
3. Answer the following questions in about 150 words.
(i) What are the different types of environmental problems of land resources
in India?
Answer:
(ii) What are the important strategies for agricultural development followed
in the post-independence period in India?
Answer: