The Tarbela catchment erosion has been measured at the rate of _____ meter:

Related Mcqs:

1. The reservoir of Mangla is being silted at the rate of 48.27 million m3 per year and that of Tarbela at the rate of _____ million cubic meters per year:

   A. 160.5
   B. 167.75
   C. 170.6
   D. 175.8

2. Tarbela dam is being silted at ______ acre feet per year while Mangla is being silted at a rate of _____ acre feet per year due to misuse of their watershed area:

   A. 109000, 42,000
   B. 110000, 43000
   C. 115000, 44,000
   D. None of these

3. At present _____ of area in Pakistan is suffering from wind erosion:

   A. 30%
   B. 40%
   C. 50%
   D. 60%

4. The cutting of trees from the forests of hill near a catchment area:

   A. Will have no effect on causing floods in plain
   B. May cause flood in plains in rainy season
   C. Will have no effect on climatic condition of that area
   D. Will benefit the mankind for more area for cultivation

5. Watershed’ is preferred in U.S. Literature, and ‘Catchment’ is more common in _______ terminology:

   A. English
   B. German
   C. Both (a) & (b)
   D. None of these

6. In Pakistan Tarbela, Mangla and Warsak dams are the main:

   A. Hydro-electric power plants
   B. Nuclear power plants
   C. Thermal power plants
   D. Power plants

7. Tarbela dam on river:

   A. Jhelum
   B. Chenab
   C. Indus
   D. Ravi

8. The slowest growth rate has been reported from cycad, known as Dion edule from Mexico measured in ________

   A. 1980
   B. 1981
   C. 1982
   D. 1983

9. The major types of water erosion are:

   A. Splash
   B. Sheet
   C. Rill
   D. Gully
   E. None of these

10. Soil erosion is prevented by:

    A. Afforestation
    B. Deforestation
    C. Denudation
    D. Overgrazing