Everyday Science MCQ’s
1. One of the following
ways of expressing the concentration of a solution does not depend on
temperature. It is--------?
Molarity
Molality (Answer)
Normality
Formality
2. A substance which
increases the efficiency of a catalyst is termed as:
A. Promoter (Answer)
Activator
Retarder
Super catalyst
3. The amount of energy
required by the children of age between one to three years is-----------?
A. 300 k Calories
B. 600 k Calories
C. 900 k Calories
D. 1200 k Calories
4. According to the
definition of 1 KWh, a 100 watt bulb consumes one unit of electricity
in------------?
A. 1 hours
B. 5 hours
C. 10 hours (Answer)
D. 15 hours
In eye donation, which one of the following parts of
donor’s eye is utilized ?
Iris
Lens
C. Cornea (Answer)
D. Retina
6. The ‘stone’ formed
in human kidney consist mostly of-------------?
A. Calcium oxalate
(Answer)
B. Sodium acetate
C. Magnesium sulphate
D. Calcium
7. Approximately, how
many times each day do our heart valves open and close normally?
10,000
1,00,000 (Answer)
1,50,000
2,00,000
8. Quantity of fresh
air required for a man is 1000 cubic feet of air for every------------?
A. 5 minutes
B. 10 minutes
C. 15 minutes
D. 20 minutes
9. What kind of
weathering takes place on the valley side above the surface of the glacier?
Plucking
Abrasion
Chemical weathering
Frost shattering