Available Answers

1. 1.

   Fill in the blanks.

   1. _______________ is a living and ever-changing ecosystem.
   2. Healthy soil is the foundation of the _______________ system.
   3. Porosity tells the water _______________ capacity of the soil.
   4. The shimmer on the topmost layer of soil is _______________.
   5. Contamination of soil is called _______________.
2. 2.

   State T for the true and F for the false statements.

   1. Waterlogged soil is good for plant growth.
   2. Water will flow easily through soil having large particles.
   3. The C horizon is rich in humus.
   4. Silty soil comprises large amount of fine particles.
3. 3.

   Differentiate between infiltration and percolation of the water in the soil.

4. 4.

   Write an activity to show moisture in the soil.

5. 5.

   Explain the process of soil erosion.

6. 6.

   What is the importance of soil? How is it formed?