Terracing is done in:

Related Mcqs:

1. Terracing is an affective method of soil conservation:

   A. Desert areas
   B. Hilly areas
   C. Plains
   D. Riverine areas

2. Contour binding is done to check:

   A. Rill erosion
   B. Gully erosion
   C. Ravine formation
   D. Sheeterision

3. The soil binding is done in the best way by:

   A. Algae
   B. Mycorrhizae
   C. Grasses
   D. All of these

4. Cryopreservation of tissue is done at the following temperature:

   A. -196
   B. 126
   C. 206
   D. -96
   E. None of these

5. Measurement of the rate of O2 consumption in unit volume of water over a period of time is done to find out:

   A. Biogas generation
   B. Biological oxygen demand
   C. Biosynthetic path way
   D. Fermentation

6. Biological treatment of water pollution is done with the help of:

   A. Lichens
   B. Fungi
   C. Phytoplanktons
   D. None of the above

7. An important agrostological technique to check soil erosion in the initial stages is:

   A. Ley farming
   B. Land retirement
   C. Basin listing
   D. Contour farming

8. A slopy land on account of continued rainfall initially under goes:

   A. Rill erosion
   B. Gully erosion
   C. Sheet erosion
   D. All of these

9. Side effect of heavy and constant grazing is that the:

   A. Upper layers of soil are loosened and are eroded
   B. Lower layers are made more compact and root respiration is interfered with
   C. Lower compact layers make root penetration difficult
   D. All of the above

10. Which of the following prevents afforestation in deserts:

    A. Goat and grazing animals
    B. Local resident
    C. Unfertility of soil
    D. Low rainfall