What is the unit for measuring the intensity of sound ?

• Decibel
• Coulomb
• Henry
• Hertz
Correct Option: A  [ Decibel ]

Remark:

When Lunar Eclipse occurs ?

• When Sun is between Earth and Moon
• When Earth is between Sun and Moon
• When Moon is between Earth and Sun
• When Earth is between Sun and other celestial bodies.
Correct Option: B  [ When Earth is between Sun and Moon ]

Remark:

Dialysis is prescribed for patients having:

• Liver disease
• Lung trouble
• Kidney trouble
• Heart Disease
Correct Option: C  [ Kidney trouble ]

Remark:

What happens to a person who receives the wrong type of blood?

• all the arteries constrict
• all the arteries dialate
• the RBCs agglutinate
• the spleen and lymph nodes deteriorate
Correct Option: C  [ the RBCs agglutinate ]

Remark:

Which one of the following organs is the main respiratory organ of whale?

• Integuments
• Gills
• Lungs
• Trachea
Correct Option: C  [ Lungs ]

Remark:

Heavy water is :

• Ice
• Water at 4 degree Celsius
• Deuterium oxide
• Solution of sugar and water
Correct Option: C  [ Deuterium oxide ]

Remark:

Which layer of gas in the atmosphere protects us from harmful ultra violet rays of the sun?

• Oxygen
• Carbon dioxide
• Nitrogen
• Ozone
Correct Option: D  [ Ozone ]

Remark:

In a computer, the parity bit is added for the purpose of:

• Coding
• Error detection
• Controlling
• Indexing
Correct Option: B  [ Error detection ]

Remark: