The most significant and initial requirement for dry farming is:
A.Shallow ploughing
B.Development of textures
C.Animal husbandry
D.Crop selection
Category: Soil Erosion and Conservation Mcqs
Which of the following plants are used as wind breaks?
A.Zizpyhus and Calotropis
B.Dalbergia and Delonix
C.Delonix and Albizia
D.Morinda and Anona
The possible beneficial effect of the grazing animals is:
A.Addition of their excreta to the soil
B.Eradication of weeds
C.Removal of wild plants
D.Removal of wild animals
Over-all mineral level of soil recedes due to:
A.Leaching only
B.Utilization by plants
C.Both (a) & (b)
D.Chemical reactions
The most common method used for cultivation on hills:
A.Levelling
B.Ridge terracing
C.Bench terracing
D.Channel terracing
Grasses possess great regenerative power because they are:
A.Dominat species
B.Rhizomatous
C.Constantly grazed
D.fast growing
The chief cause of accelerated erosion is:
A.Excessive rains
B.Wind storms
C.Overfelling and overgrazing
D.All of these
If the top soil has been eroded, we retire a land and grow over it:
A.Lichens
B.Blue-green algae
C.Legumes
D.Grasses
What is the major cause of diminishing wild life?
A.Cannabalism
B.Habitat destruction
C.Felling of trees
D.Paucity of drinking water
Mulching helps in:
A.Moisture conservation
B.Weed control
C.Improvement of soil structure
D.Increasing soil fertility
