🌲Forestry MCQs
Forestry MCQs
498 MCQs41
Wave erosion is more prevalent and well marked:
AAlong rivers
BAt the sea shore
CIn water falls
DIn all these places
42
Soil conservation is the process where:
ASterile soil is converted into fertile soil
BSoil is aerated
CSoil erosion is allowed
DSoil is protected against loss
43
The plants commonly sown for crop rotation are :
ACajanus and Dalbergia
BCajanus and Aeschynomene
CDalbergia and trigonella
DTrigonella and Trifolium
44
In dry farming initially the fertility of the land can be increased by:
AAgrostology
BBasin listing
CGrowing grazing fields
DAnimal husbandry
45
If there is a little slope in the field, the soil erosion can be prevented by:
AContour terracing
BContour strip cropping
CConfour farming
DAll of these
46
When young plants are grazed too heavily they get killed because:
AThe roots are starved
BOf the mechanical injury to roots
CMost of the aerial parts are eaten away
DAll of the above
47
The grazing animals can change the type of vegetation by:
ABringing in plant pathogens
BSelective grazing
CCross pollination
DBringing the seeds of other plants
48
The cutting of trees from the forests of hill near a catchment area:
AWill have no effect on causing floods in plain
BMay cause flood in plains in rainy season
CWill have no effect on climatic condition of that area
DWill benefit the mankind for more area for cultivation
49
Grasses possess great regenerative power because they are:
ADominant species
BRhizomatous
CConstantly grazed
Dfast growing
50
To prevent wind and water erosion, the crop is sometimes harvested in such a way that a basal stub of the plant is left behind. This phenomenon is called:
ALey farming
BMulching
CBasin listing
DStrip cropping