Questions & Answers
For All Agricultural Exams
| Questions | Answers | |
|---|---|---|
| 1 | Removal of thin and uppermost top layer of soil from the land by overland flow is termed as? | Sheet erosion |
| 2 | Wind erosion is more in? | Noncohesive soils |
| 3 | Class IV type land are? (www.agriexam.com) |
Partly suitable for cultivation |
| 4 | Maize is a? | Soil maintaining crop |
| 5 | Potato is a? | Soil depleting crop |
| 6 | Soil erosion is more in? | Sandy soils |
| 7 | Major portion of soil carried by wind is moved in the series of short bounce called? | Saltation |
| 8 | For a watershed where no conservation practice is followed, the value of conservation particle factor (P) to the used in universal soil in universal soil loss equation for estimation of soil loss will be? | 1.0 |
| 9 | For a given condition, a high intensity rain produces? | Great splash |
| 10 | Trajectory angle during saltation is affected by? | Particles alignment |
| 11 | Threshold wind velocity is low for? | Very fine particles |
| 12 | The real soil loss is denoted by the phenomenon of? | Detachment |
| 13 | EI30, I30 stands for? (www.agriexam.com) |
Rainfall intensity at 30 min interval |
| 14 | Drop structures are used to control? | V-shaped gullies |
| 15 | Spattering of small soil particles caused by rain drop impact on wet soil is called as? | Rill erosion |
| Questions | Answers | |
|---|---|---|
| 16 | The soluble soil matters are? | Clay and organic matters |
| 17 | Sediment yield is the? | Total soil loss from an area |
| 18 | A unit hydrograph has? | One unit of direct run off |
| 19 | A hydrometric curve is a plot of? | Area elevation curve |
| 20 | The hydrologic floodrouting methods are? (www.agriexam.com) |
momentum and continuity equations |
| 21 | A plot of rainfall intensity versus time is called? | Hyeto graph |
| 22 | In a flow net, phreatic line acts as? | 100% hydraulic head line |
| 23 | In an irrigation channel the critical depth can be produced by? | Lowering the bottom and increasing the width |
| 24 | Subirrigation is useful in a situation where? | Capillary movement in the root zone |
| 25 | In designing regime canal, by using Lacey’s theory the velocity depends on several factor except? | Depth of water |
| 26 | The difference between a swallow tubewell and a deep tube-well is on the basis of? |
Depth of aquifer |
| 27 | Volume of 20 ham means? |
2× 1011cm3 |
| 28 | Available water holding capacity is maximum in? | Clay loam |
| 29 | 1 bar is equal to? (www.agriexam.com) |
0.9869 atm 76 cm high mercury column Weight of 1020 cm water column |
| 30 | Trickle’ irrigation is also known as? | Drip irrigation |
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