According to Odum the light absorbed by the plant cover in terms of kcal/m2/day is:

Related Mcqs:

1. According to Odum, the percentage of net primary production of total light intake is:

   A. 10%
   B. 0.15%
   C. 1%
   D. 1.50%

2. Odum did not recognise the following relationship as a positive interaction:

   A. Commensalism
   B. Protoco-operation
   C. Mutualism
   D. Antibiosis

3. Odum has described soil erosion as:

   A. Soil pollution
   B. Creeping death of soil
   C. Loss of living stratum
   D. Loss of feeding zone

4. The terms used for various programmes of extending tree cover to non-forestry areas, used rather loosely in Indo-Pak subcontinent are:

   A. Social forestry, farm forestry, agroforestry
   B. Community forestry, environmental forestry, tree farming
   C. Forest farming, village woodlots, small-scale forestry
   D. All of the above

5. The atmospheric UV radiations are absorbed in the zone called:

   A. Troposphere
   B. Stratosphere
   C. Mesosphere
   D. Thermosphere

6. According to Lindemann, the total solar input in terms of gcal/cm2/year is:

   A. 112,887
   B. 118,872
   C. 181,872
   D. 112,788

7. According to Geiger, the percentage of light reflected by the clouds is:

   A. 9%
   B. 10%
   C. 48%
   D. 39%

8. The soil cover of the earth lies between:

   A. Atmosphere and lithosphere
   B. Lithosphere and biosphere
   C. Atmosphere and hydrosphere
   D. All of these

9. Sulaiman Mountain ranges cover about how much area:

   A. 1.5 million ha
   B. 2 million ha
   C. 2.5 million ha
   D. None of these

10. Himalayan forest grazing lands cover:

    A. Siran
    B. Kaghan
    C. Neelam
    D. Jhelum
    E. All of the above