Soil
Soils resulting from disintegration of rock and still may stay at the place of formation are known as
(a) Drift (b) Alluvial soils (c) Residual soils (d) Colluvial soils
Black cotton soil
(a) Contains large percentage of clay material (b) exhibits high compressibility (c) Both (A) and (B) are true (d) Only ...
Soil transported by wind is called
(a) Aeolian soil (b) Alluvial soil (c) Marine soil (d) Lacustrine soil Ans. (a) Aeolian soil Explanation:- • It is ...
Which irrigation method is adopted when the land gradient is steeper and soil is easily erodible?
A. Furrow irrigation method B. Basin irrigation method C. Sprinkler irrigation method D. Drip irrigation method Ans (c) : Sprinkler ...
Culturable commanded area is the gross area of an irrigation canal system less
A. Populated area B. Alkaline area C. Forest area D. Fallow area Ans : (d) Fallow area Explanation :- Culturable ...
are sown in autumn & harvested in spring
A. Rabi crops B. Perennial crops C. Eight months crop D. Kharif crops Ans (a) : Rabi crops Explanation :- ...
Which technique of water distribution in farms is also called trickle irrigation?
A. Border flooding B. Sprinkler irrigation C. Drip irrigation D. Free flooding Ans : (C) Drip irrigation Explanation :- Drip ...
Well irrigation is a type of
A. Inundation irrigation B. Infiltration irrigation C. Lift irrigation D. Gravity irrigation Ans : D. Gravity irrigation Explanation :- Well ...
Sprinkler irrigation is best suited for where
A. Slopes are excessive and soil is erosive B. The land cannot be prepared for surface method C. Topography is ...
Irrigation canals are generally aligned along
A. Contour line B. Watershed C. Straight line D. Valley line Ans : (B) Watershed Explanation :- Watershed canal runs ...
