The term ‘ecard’ refers to:

Related Mcqs:

1. The term ‘holard’ refers to:

   A. Gravitational water
   B. Capillary water
   C. Water holding capacity
   D. Field capacity

2. The term sub-soil generally refers to:

   A. Horizon-C
   B. Horizon-A
   C. Horizon-R
   D. Horizon-B

3. The term ‘chesard’ refers to:

   A. Gravitational water
   B. Capillary water
   C. Run off water
   D. Water vapour

4. The term homeostasis in an ecosystem refers to:

   A. A feedback mechanism
   B. A self-regulatory mechanism
   C. State of equilibrium
   D. Influence of production

5. The term ‘Bio-magnification’ refers to the:

   A. Growth of organism due to food consumption
   B. Increase in population size
   C. Blowing up of environmental issues by man
   D. Increase in the concentration of non-degradable pollutants as they pass through food chain
   E. Decrease in population size

6. Autecology refers to:

   A. Plant ecology
   B. Animal ecology
   C. Ecological study of individual species
   D. Ecological study of group of species, which is grown together

7. Albido value refers to:

   A. Turbidity of solar radiations
   B. Percentage of solar absorption
   C. Percentage of reflected light by a surface
   D. Amount of light absorbed by forests

8. The abbreviation CEC of soil broadly refers to:

   A. Cation storage capacity
   B. Reversible bending of cations
   C. Excess of monovalent cations
   D. Excess of polyvalent cations

9. The hydrologic factor refers to:

   A. Atmosphere
   B. Water
   C. Gravitational water
   D. Snow

10. Primary succession refers to the development of communities on a:

    A. Pond freshly filled with water after a dry phase
    B. Freshly cleared crop fields
    C. Newly exposed habitat with no record of earlier vegetation
    D. Forest clearing after devastating free