Class 12 Water Resources Mock Test (CBSE)

Topics in Water Resources

• Water resources of India
• Surface water resources
• Groundwater resources
• Lagoons and backwaters
• Water demand and utilisation
• Deterioration in water quality
• Water conservation and management
• Rainwater harvesting
• Watershed management

Water Resources practice questions with answers

1. Q1Multiple choice·1 mark
   Approximately what percentage of the total surface water resources can be utilized in India due to topographical, hydrological and other constraints?

   1. (a)32 per cent
   2. (b)50 per cent
   3. (c)25 per cent
   4. (d)75 per cent
   Show answer and step marks

   1. Correct option: (a) 32 per cent+1

   Answer: (a)
2. Q2Multiple choice·1 mark
   Which of the following regions in India records the highest level of groundwater utilization relative to its available potential, primarily due to intensive agricultural irrigation?

   1. (a)Deccan plateau region
   2. (b)Western desert region
   3. (c)North-Eastern hill states
   4. (d)Punjab, Haryana and Western Uttar Pradesh
   Show answer and step marks

   1. Correct option: (d) Punjab, Haryana and Western Uttar Pradesh+1

   Answer: (d)
3. Q3Short answer·2 marks
   Explain the economic significance of lagoons and backwaters in India. Name any two states where they are extensively used.
   Show answer and step marks

   1. First economic use, any one of: fishing; irrigating certain varieties of paddy and coconut, although the water is brackish; inland water navigation; backwater tourism; or any other valid use.+0.5
   2. Second economic use, a different one from the same list.+0.5
   3. First state, any one of: Kerala; Odisha; West Bengal; or another coastal state with large lagoons (e.g. Andhra Pradesh or Tamil Nadu, around Pulicat lake).+0.5
   4. Second state, a different one from the same list.+0.5

   Answer: Uses, any two of: fishing; irrigating certain varieties of paddy and coconut; inland navigation; tourism. States, any two of: Kerala, Odisha, West Bengal (or Andhra Pradesh/Tamil Nadu, around Pulicat lake).

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