🌾Agriculture MCQs
Agriculture MCQs
494 MCQs331
Principles of soil conservation does not include:
🌾AgricultureBy: Shafiq Rehman
AMinimize run-off & store surplus water
BUse non-arable lands effectively
CLeave barren lands uncultivable to support desrtification degradation
DConstruction of mini dams & ponds to store water for live stock & other porposes
332
Following are types if erosion:
🌾AgricultureBy: Shafiq Rehman
ARain splash & sheet erosion
BRill & Gully erosion
CNormal (geological) erosion & Accelerated erosion
DAll of these
333
Small rivulets or finger like channels formed on the surface of earth by action of water, these channels are of small depth & can be leveled by tillage operations is:
🌾AgricultureBy: Shafiq Rehman
AGully erosion
BSheet erosio.
CStream bank erosion
DNone of these
334
In Balochistan, deserts also exists in _________, which supoorts wind erosion excluding rocky mountains:
🌾AgricultureBy: Shafiq Rehman
ADesert of Kharan
BNoshki
CBoth A & B
DQilla SaifUllah
335
Ca, Mg, S are called__________?
🌾AgricultureBy: Shafiq Rehman
APrimary nutrients
BMinor nutrients
CExcellent nutrients
DNone of these
336
Fe, Zn, Mn, Mo, Co, Ni, Cu, are also called __________:
🌾AgricultureBy: Shafiq Rehman
AMicro elements
BTrace elements
CBoth A & B
DNone of these
337
In tomato, Boron deficiency leads to:__________?
🌾AgricultureBy: Mir Mehrbiyar
ASilvering
BPiffiness
CCracking
DAll of the above
338
In no tillage systems, the soil layers have?
🌾AgricultureBy: Shafiq Rehman
AHigher total pore space
BLowe bulk density
CHigher bulk density
DNone of the above
339
All harvested crops remove plant nutrients from the soil. Whether used for _______________; the various crop products are often consumed far away from the production sites, some times thousands of kilometers away in another country.
🌾AgricultureBy: Shafiq Rehman
AFood
BFeed
Cindustrial raw materials
DAll of these
340
Rhizoplane is________?
🌾AgricultureBy: Shafiq Rehman
AAn area of soil from root surface to 5 cm
BRoot surface
CArea within the roots
DAll of them