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Chapter 1 · Class 10 Social Science
Resources and Development — Questions & Answers
Board-pattern questions from Resources and Development, each with the correct answer and the reasoning behind it. 156 questions from this chapter are on TestSaathi; a few of them are below so you can see what the practice looks like before signing up.
Sample questions from Resources and Development
Q1. A river has enough water to generate electricity, but no project has yet been built. In NCERT terminology, this is a:
- A.Developed resource
- B.Reserve
- C.Stock
- D.Potential resource✓
SolutionIt is a potential resource because its usefulness is known but it is not yet fully used. D refers to resources surveyed and used; B and C involve known usable quantities with different levels of current availability.
Q2. In which of the following states is overgrazing a major cause of land degradation?
- A.Punjab and Haryana
- B.Rajasthan and Gujarat✓
- C.Jharkhand and Odisha
- D.Kerala and Tamil Nadu
SolutionIn the states of Gujarat, Rajasthan and Madhya Pradesh, overgrazing is one of the main reasons for land degradation.
Q3. Laterite soil is well suited to which crop after adequate application of manures and fertilisers?
- A.Wheat
- B.Cashew nuts✓
- C.Cotton
- D.Sugarcane
SolutionLaterite soil develops in areas of high temperature and heavy rainfall with intense leaching; it is suitable for cashew nut cultivation, especially in Kerala and Karnataka.
Q4. Which process removes the top fertile layer of soil by running water?
- A.Wind deposition
- B.Sheet erosion✓
- C.Gully filling
- D.Leaching of minerals down to bedrock
SolutionSheet erosion removes a thin, fairly uniform layer of soil by water. A is deposition; C is a conservation response; D is not the definition of sheet erosion.
Q5. What is the main purpose of contour ploughing?
- A.To plough along contour lines so that water flow and soil loss are reduced✓
- B.To make furrows directly downhill for faster drainage
- C.To remove all crop residues from the field
- D.To increase wind speed across the soil surface
SolutionContour ploughing follows equal-height lines and slows runoff. B, C and D would increase erosion or remove protective cover.
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