CBSE  /  Class 10  /  Science  /  Management of Natural Resources

  • 1. 
    The better way to assess the pollution level of a water body is to calculate the:

  • Nutrient level
  • Number of organisms
  • Coliform count
  • Pesticide level.

  • 2. 
    The purpose of rainwater harvesting is to:

  • use it for irrigation
  • culture fishes
  • use it for washing ears
  • recharge ground water

  • 3. 
    ‘Kulhs’ the ancient water harvesting structure were made in

  • Manipur
  • Bihar
  • Himachal Pradesh
  • Uttar Pradesh

  • 4. 
    The three R’s that will help us to conserve natural resources for long term use are

  • recycle, regenerate, reuse
  • reduce, regenerate, reuse
  • reduce, reuse, redistribute
  • reduce, recycle, reuse

  • 5. 
    Amrita Devi Bishnoi sacrificed her life to protect the

  • Palm trees
  • Khejri trees
  • Sal trees
  • Teakwood trees.

  • 6. 
    Khadins, bundhis, ahars and kattas are ancient structures built for the purpose of:

  • store grains
  • conserve soil
  • water harvesting
  • conserve wildlife.

  • 7. 
    The Tehri Dam is constructed on River

  • Yamuna
  • Bhagirathi
  • Ravi
  • Sutlej

  • 8. 
    The degraded Arabari forests were revived by the efforts of

  • A. K. Chatterjee
  • A. K. Baneijee
  • Sunder Lai Bahuguna
  • Amrita Devi

  • 9. 
    Which plan has been started by government to control pollution of Ganga?

  • Ganga Action Plan
  • Ganga Revival Plan
  • Swachh Jal Abhiyan
  • Ganga Restoration Plan

  • 10. 
    Which pH range is most suitable for life of fresh water plants and animals?

  • 6. 5 – 7. 5
  • 2. 0 – 3. 5
  • 3. 5 – 7. 0
  • 9. 0 – 10. 5
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