ENVIRONMENT - GRADE VII

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Across
  1. 3. The world of the living organisms
  2. 6. Found over the continents and on the ocean floors.
  3. 8. They adapted themselves to the natural surroundings.
  4. 9. Form a thin layer of soil.
  5. 10. Plant and animal kingdom together make the living world is known as.
  6. 12. The domain of water is known as.
Down
  1. 1. This holds the atmosphere around it.
  2. 2. The solid crust or the hard top layer of earth.
  3. 3. It is a trade in which goods are exchanged without the use of money.
  4. 4. The place, things, and nature that surround any living organism.
  5. 5. The world of the non-living organisms.
  6. 7. The thin layer of air that surrounds the earth.
  7. 11. A system formed by the interaction of all living organisms with each other.