Which of the following planets reflects back to space the highest percentage of light is receives from the sun than any other planet of the solar system?

1. 1. Venus
   2. Earth
   3. Jupiter
   4. Mars

In a normal resting man, the rate of heart beat per minute is _____.

1. 1. 50
   2. 70
   3. 90
   4. 95

The sun consists mostly is _____.

1. 1. Oxygen
   2. Nitrogen
   3. Helium
   4. Hydrogen

Tube light emits radiation even after it is disconnected. It is due to _____.

1. 1. Chemiluminiscence
   2. Bioluminiscence
   3. Phosphorescence
   4. Florescence

The temperature at the surface of the sun and its centre is respectively, about _____.

1. 1. 5000 K and 22 Million K
   2. 6000 K and 20 Million K
   3. 7000 K and 16 Million K
   4. 9000 K and 14 million K

Dilution of milk is measured by _____.

1. 1. Lactometer
   2. Milkometer
   3. Hydrometer
   4. Hygrometer

Clinical thermometer usually measures in _____.

1. 1. Centigrade
   2. Celsius
   3. Reumer
   4. Fahrenheit

How many times is the sun bigger in size than the earth?

1. 1. 70 times
   2. 91 times
   3. 99 times
   4. 109 times

Ampere is the unit of _____.

1. 1. flow of electric current
   2. electric power
   3. electromotive force
   4. All of the above

Which planet contains largest quantity of carbon dioxide i.e. 95%?

1. 1. earth
   2. Jupiter
   3. Venus
   4. Mercury