The heart covered by a membrane called

• Myocardium.
• Pericardium
• Aorta
• None of These
Correct Option: B  [ Pericardium ]

Remark:

Sound causes hazardous noise pollution at decibels:

• Above 50
• Above 80
• Above 100
• Above 130
Correct Option: B  [ Above 80 ]

Remark:

Which of the following is used to express the speed of internet connectivity ?

• Mb / sec
• Mb
• Herz
• Kb
Correct Option: A  [ Mb / sec ]

Remark:

Light Year is a unit of

• Time
• Distance
• Brightness
• none of these
Correct Option: B  [ Distance ]

Remark: A unit of Astronomical distance equivalent to the distance that light travels in one year,

Oxygen liberated during photosynthesis comes from:

• water
• carbon dioxide
• glucose
• Both carbon dioxide and glucose.
Correct Option: A  [ water ]

Remark:

Pituitary gland is located in

• brain
• kidney
• liver
• intestine
Correct Option: A  [ brain ]

Remark:

Metals can be beaten into sheets, because:

• they are ductile
• they are soft
• they are malleable
• the metal particles are loosely arranged
Correct Option: C  [ they are malleable ]

Remark:

Which of the following diseases is caused by virus ?

• Cholera
• Typhoid
• Tuberculosis
• Small Pox
Correct Option: D  [ Small Pox ]

Remark:

Which is the respiratory organ of fish?

• Ears
• Gills
• Skin
• Lungs
Correct Option: B  [ Gills ]

Remark:

The Kyoto Protocol is associated with :

• Environment
• Nuclear Power
• Trade
• none of these
Correct Option: A  [ Environment ]

Remark: