Conservation of the Earth's Resources

Punjab Board > Class 2 > General Science (Total Videos: 57)

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Chapter 10: Conservation of the Earth's Resources (4 videos)   (Practice Test)
10.1: Wastage of Water
  1. Wasting Water and Land
10.2: Problems Caused by Wastage of Water and Land  (Practice Test)
  1. Effects of Decreasing Natural Resources
  2. Ways to Save Water and Land
10.3: Importance of Forests
  1. Effects of Decreasing Natural Resources