Water Supply and Sanitary

321) Suspended solids are undesirable for domestic waters because they

Discuss in Comment

are unaesthetic

322) A desirable pH value for domestic water is

Discuss in Comment

7 to 8.5

323) PH range of CO2 acidity is

Discuss in Comment

>4.5 but <8.3

324) A buffer is that

Discuss in Comment

maintains same pH

325) In a D.O. test oxygen is replaced by equivalent in

Discuss in Comment

iodine

326) Supersaturation of any water with D.O. causes

Discuss in Comment

Gas bubble disease of fish

327) Greater D.O. is undesirable in

Discuss in Comment

boilers

328) A minimum amount of D.O. desirable in any water body is

Discuss in Comment

3 mg/l

329) Sodium Azide is added to the D.O. test to neutralise the effect of

Discuss in Comment

nitrites

330) Autotrophic bacteria derive energy from

Discuss in Comment

inorganic compounds

Subject Notes

→ Hydraulics → Structural Design-RCC → Irrigation Engineering → Highway Engineering → Engineering Survey → Water supply & sanitary → Soil Mechanics → Mechanics and structure → Construction Management → Building Construction → Estimating and Costing → Engineering Drawing → Building Material → Airport Engineering

Objective Box

→ Airport Engineering → Building Construction → Construction Management → Construction Materials → Engineering Drawing → Engineering Survey → Estimating and Costing → Highway Engineering → Fluid & Hydraulics → Soil Mechanics → Structural Design - RCC → Water Supply and Sanitary → Irrigation Engineering → Mechanics and Structure → Civil MCQ Set 1 → Civil MCQ Set 2 → Civil MCQ Set 3 → Civil MCQ Set 4

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