Sewage water consists of water and solids in the following percentage___________________?

A. 99 & 1
B. 90 & 10
C. 80 & 20
D. None of the above

Related Mcqs:

Water occupied the larger soil pores and moves down readily under the force of gravity. Water in excess of the field capacity is termed:
A. Capillary water
B. Hygroscopic water
C. Gravitational water
D. None of the above

Submitted by: Shafiq Rehman
Which chemical used to prevent evaporation from surface of water in water bodies?
A. Cetyle alcohol
B. Methyle alcohol
C. both A and B
D. None of these

Submitted by: Shafiq Rehman
Which chemical used to prevent evaporation from surface of water in water bodies?
A. Cetyle alcohol
B. Methyle alcohol
C. both A and B
D. None of these

Submitted by: Shafiq Rehman
Nitrogen & sulphur dioxide liberate from motor vehicles & industries. Nitrogen & Sulphur gases dissolve in the water vapour of atmosphere & form nitric & sulphuric acid. This rain water falls on soil as__________ & contaminates soil also:
A. Acid rain
B. Neutral rain
C. Both A & B
D. None of the above

Submitted by: Shafiq Rehman
Pure water has an water activity (Aw) of___________________?
A. 0.99
B. 1.00
C. 1.5
D. non of these
Water is the major constituent of all living creatures. Biomass of plants is composed of ________% water:
A. 65 – 75%
B. 72 – 62%
C. 85 – 95%
D. 75% – 80%

Submitted by: Shafiq Rehman
The horizontal flow of water in irrigation channel or canal leading to water loss is called as:_________?
A. Infiltration
B. Percolation
C. Seepage
D. All of these

Submitted by: Shafiq Rehman
Silt stones consists of grains whose size range from____________________?
A. 0.625 mm
B. 0.004 mm
C. 0.0625 mm
D. Both b & c
Felsic rocks consists of___________________?
A. fe
B. Quartz
C. Buiotitic
D. Quartz & Feldspars
The mineral component of soil consists of_________?
A. Air
B. Water
C. both A and B
D. none of the above

Submitted by: Shafiq Rehman