Agriculture MCQs

Page No. 185

Always flow inside the ground is ____________________?


aLaminar

✓


bTurbulent

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cRotational

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dCompressible

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View Answer Laminar

Sterilization is the process of killing ___________ of water borne diseases, so as to make it safe for hospital use?


aAlgai bacteria

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bFungi bacteria

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cPathogenic bacteria

✓


dInsects

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View Answer Pathogenic bacteria

The permissible limit of hardness of water fore low pressure boiler is _____________________?


a30 mg/litre

✖


b40 mg/litre

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c50 mg/litre

✓


d60 mg/litre

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View Answer 50 mg/litre

An escape constructed with masonry or pitched with stones to dispose off surplus of tank or reservoir is called________________?


aBye-wash

✖


bpaved-escape

✓


cWater escape

✖


dDisposal channel

✖


View Answer paved-escape

Surface tension is the property of a liquid which enables it to resist tensile stress. the surface tension of water is equal to ______________ Kg/m?


a0.0056

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b0.006

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c0.0065

✖


d0.0075

✓


View Answer 0.0075

Specific gravity of a liquid is defined as the ratio of its specific weight to that of pure water and standard temperature and pressure. Therefore specific gravity is equal to ___________________?


a1.0

✓


b1.2

✖


c1.5

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d2.0

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View Answer 1.0

The dam built for the purpose of diverting water from main stream to various courses of flow is called ____________________?


aCoffer dam

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bDetention dam

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cDiversion dam

✓


dGravity dam

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View Answer Diversion dam

In case of silt deposition in the dam reservoir to dispose of the effectively ________________ be used?


aVortex pipes

✓


bSilt excluders

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cSilt ejectos

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dAll are correct

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View Answer Vortex pipes

To dispose of the surplus water from dam, a water way is constructed called________________?


aWater escape

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bSpillway

✓


cChannel

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dAll are correct

✖


View Answer Spillway

A dam which the up lift pressure of the sub-soil water by its own weight is called _________________?


aButtress dam

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bGravity dam

✓


cArch dam

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dConcrete dam

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View Answer Gravity dam

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