Soil Science Subcategories

Soil Science

Agriculture

Only _____% of the total amount of fresh water is stored in lakes, reservoirs & rivers:

A. 0.75%
B. 2.75%
C. 0.3%
D. None of the above

The downward movement of water through the soil profile:

A. Infiltration
B. Permeability
C. Percolation
D. Drainage

Many plant species need very large amount of water. They are: ___________?

A. Hydrophytes
B. Hygrophytes
C. Both a & b
D. None of these

The sum total condition in which organisms live is called: _____________?

A. Biodiversity
B. Environment
C. Ecotone
D. Both A & C

Which is a wrong/false group amongst the followings ?

A. Rain Guage — For measuring rains
B. Wind Van — For finding out
wind direction
C. Sunshine — Bright sun-shine