Soil Worksheet-8

Soil Worksheet-8

 

True or False:

  1. In India, there are same soil colours in different regions.
  2. The layer at the bottom of the soil consists of tiny stones and pebbles.
  3. There is a layer of clay just above the layer of stones and pebbles in soil.
  4. There is a layer of fine sand just above the layer of stones and pebbles in soil.
  5. Above the layer of sand, there is clay.
  6. There is clay below the layer of sand.
  7. There is a layer of sand above the layer of clay.
  8. There is a layer of muddy water above the layer of clay.
  9. There is a layer of muddy water below the layer of humus.
  10. There is a layer of muddy water above the layer of humus.
  11. There is a layer of sand just below the layer of humus.
  12. There is a layer of pebbles and stones just below the layer of humus.
  13. There is a layer of clay just below the layer of humus.
  14. There is a layer of clay below the layer of pebbles.
  15. The layer of soil on which small parts of dead leaves and insects can be seen floating on water is called humus.
  16. Humus helps to hold water and provide nutrients for the soil.
  17. Humus makes the soil fertile.
  18. Humus makes the soil infertile.
  19. The nutrients that plants take from the soil are called minerals.
  20. Animal wastes that is mixed with soil to help plants grow well is called manure.
  21. The water in the soil forms vapour when heated.
  22. Air bubbles form when we pour water over the garden soil.
  23. Soil contains air trapped between its particles.
  24. Earthworms are called ‘carpenters’ friends’.
  25. Earthworms are called ‘farmers’ friends’.
  26. Crops grow well in fertile soil.
  27. Farmers grow crops in the soil.
  28. Without soil, plants would have no place to grow.

 

Answer:

  1. False
  2. True
  3. False
  4. True
  5. True
  6. False
  7. False
  8. True
  9. True
  10. False
  11. False
  12. False
  13. False
  14. False
  15. True
  16. True
  17. True
  18. False
  19. True
  20. True
  21. True
  22. True
  23. True
  24. False
  25. True
  26. True
  27. True
  28. True