Q. No.Which of the following have come into wake of the green revolution?
(1) Organic Farming
(2) Water logging
(3) Soil salinity
(4) All of these
(1) Organic Farming
(2) Water logging
(3) Soil salinity
(4) All of these
Find the wrong one out.
(1) Due to increased urbanisation, desertification is the major problem.
(2) Irrigation without proper drainage of water leads to waterlogging in the soil, affects the crops
(3) Waterlogging affects the crops and hence the agriculture
(4) Waterlogging cause salt to go downwards
According to an estimate, almost…….
Forests have been lost in the tropics compared to only …… in the temperate regions.
(1) 20%, 10%
(2) 60%, 12%
(3) 40%, 1%
(4) 30%, 2%
Which of the following statements is not correct?
(1) At the beginning of twentieth century, forests covered about 30 % of the land of the India
(2) By the end of the twentieth century, forest area shrunk to 19.4 %
(3) According to National Forest Policy of India says 33% forest cover for the plains.
(4) According to National Forest Policy India(1982) 76% forest cover for the hills
Which of the cultivation is responsible for deforestation?
(1) Slash and Burn Agriculture
(2) Jhum Cultivation
(3) Both A and B
(4) Cyclic Agriculture
Jhum cultivation causes deforestation in
(1) North western states of India
(2) South India
(3) North Eastern state of India
(4) North India
In Jhum cultivation, what is the probable fertilizer?
1.Cow dung
2.Ash
3.Compost
4.Cattle excreta
What is the difference between Jhum cultivation of earlier days and now a days?
1.Time gap for the recovery of land is increased
2.Time gap for the recovery of land is decreased
3.Ash is not used as fertilizer anymore.
4.No more forests are burn.
Which of the following is not an outcome of deforestation?
1.Enhanced CO2 concentration
2.Disturbed hydrologic cycles
3.Loss of Biodiversity, soil erosion
4.Soil salinity
Reforestation can
1.Occur naturally
2.Be speeded by planting trees with due consideration to biodiversity that earlier existed is that area
30Occur during Jhum cultivation
4.All of these
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