The sex of a newborn baby is determined by the chromosome inherited from :

• the mother
• mother's mother
• the father
• father's father

A Barometer can be used for :
1)Measuring atmospheric pressure
2)Determining altitudes
3)Measuring density of liquid
4)Weather forecasting

• 1 only
• 1,2 and 4 only
• 1 and 4 only
• 4 only

Bilirubin and Biliverdin are the pigments found in :

• Bile
• Plasma
• RBC
• Muscles

A radar which detect the presence of an aircraft in sky uses :

• Sound waves
• Radio waves
• Ultrasonic waves
• Infrared rays

LASER is abbreviated form of :

• Light Absorption by Stimulated Emission of Radiation
• Light Absorption by Steady Emission of Radiation
• Light Amplification by Stimulated Emission of Radiation
• Light Amplification by Steady Emission of Radiation

The colour of sky without atmosphere will be :

• Black
• White
• Blue
• Green

Which one of the following allows sound waves to travel comparatively faster at 0°C ?

• Water
• Air
• Ice
• Iron

The phenomenon involved in propagation of light waves throuhg optical fibres is :

• Dispersion of light
• Scattering of light
• Total internal reflection of light
• Refraction of light

Alcohol contains :

• nitrogen, hydrogen, oxygen
• carbon, hydrogen, oxygen
• oxygen, carbon, nitrogen
• hydrogen, chlorine, oxygen

Goverment of India had set up BEE, an autonomous Goverment Agency under Ministry of Power. BEE stands for:

• Bureau of Energy Efficiency
• Bureau of Electrical and Electronics
• Bureau of Enhanced Energy
• Bureau of Energy Emission