The source programs are in which language?

1. 1. 1. Natural language
      2. High level language
      3. Machine language
      4. None of the above

The phenomenon which does not lead to global warming _____.

1. 1. Green house effect
   2. Ozone depletion
   3. Deforestation
   4. Photosynthesis

In humans the eye colour is developed due to the effects of _____.

1. 1. Diet
   2. Environment
   3. Genes
   4. Both A and B

Tuberculosis generally affects the _____.

1. 1. Brain
   2. Lungs
   3. Heart
   4. Arm muscles

One Kilometer is equal to _____.

1. 1. 100 m
   2. 500m
   3. 1000m
   4. 10000m

Which of the following instrument is used to measure height?

1. 1. Hydrometer
   2. Hygrometer
   3. Altimeter
   4. Sphygmomanometer

As we go up in the air _____.

1. 1. Atmospheric pressure increases
   2. Atmospheric pressure decreases
   3. Atmospheric pressure does not change
   4. Atmospheric pressure becomes zero at the height of 1 KM

The gas which is responsible to stop ultraviolet radiation coming from the sun is _____.

1. 1. carbon dioxide
   2. Sulphur dioxide
   3. Ozone
   4. Nitrogen

Indicate an air pollutant among the following_____.

1. 1. Oxygen
   2. Nitrogen
   3. Water
   4. Carbon monoxide

Vaccines are used _____.

1. 1. to treat a disease
   2. to kill the germs
   3. for protection against disease
   4. all of the above