Which is the purest form of water?

A. Rain water
B. Heavy water
C. Tap water
D. None of these

Submitted by: Munwar Ali Sohu

Related Mcqs:

Places where the temperature of air is above freezing point of the water, the precipitation will be in the form of ________ ?
A. Hailstorms
B. Thunders
C. Rain
D. Lightning
Submitted by: Rashid Mehmood
Places where the temperature of air is below freezing point of the water, the precipitation will be in the form of __________ ?
A. Snow
B. Lightning
C. Hailstorms
D. Thunders
Submitted by: Rashid Mehmood
The salinity of sea water is determined by the amount of common salt (Sodium Chloride) in __________ of sea water.
A. 1 gram
B. 10 grams
C. 1 kg
D. 10 kg
Water is heated in a kettlE. The inside water is heated by convection. A person sitting near the fire receives heat by ________?
A. Conduction
B. Convection
C. Radiation
D. Reflection
E. None of these
Why are soft drink made with chilled water rather than water at room temperature?
A. Ingredients dissolve better in chilled water
B. Chilled water enhances the taste
C. Chilled water attracts more carbon dioxide
D. Chilled water is more hygienic
Submitted by: Ashfaque Ali Khoso
For seeing objects at the surface of water from a submarine under water, the instrument used is ________?
A. Periscope
B. Telescope
C. Kaleidoscope
D. Spectroscope
Submitted by: Rashid Mehmood
Sea water (Salt water) freezes at ?
A. Same temperature as fresh water.
B. Slightly higher temperatures than fresh water.
C. Slightly higher temperature than fresh water.
D. Sea water does not freeze
Submitted by: Mansoor Ahmed Suhag
Underground water and the water on the earth’s surface is called ?
A. Mezosphere
B. Ionosphere
C. Hydrosphere
D. None of these
Submitted by: Haziq
A canyon is a large form of ________?
A. Dry valley
B. Gorge
C. Pediment
D. Badiand
Submitted by: Mansoor Ul Haque
Cancer that does not form a tumor.
A. metastatic breast cancer
B. leukemia
C. lung cancer
D. bladder cancer
Submitted by: Malik Aqeel Ahmad