The time period of a pendulum when taken to the Moon would:

• remain the same
• decrease
• become zero
• increase
Correct Option: D  [ increase ]

Remark:

Ringworm is a ___________ disease.

• bacterial
• protozoan
• viral
• fungal
Correct Option: D  [ fungal ]

Remark:

Measles is a disease caused by :

• Bacteria
• Protozoa
• Worm
• Virus
Correct Option: D  [ Virus ]

Remark:

Which among the following is the major cause of acid rain ?

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

Remark:

Which among the following is present in refrigerator?

• Carbon dioxide
• Methane
• Helium
• Chlorotluorocarbon
Correct Option: D  [ Chlorotluorocarbon ]

Remark: Chlorotluorocarbons (CFCs) have recently been phased out and newer refrigerators will not contain CFCs. The use of CFCs was phased out by 2000 under the Montreal Protocol.

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,

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
Correct Option: B  [ 1,2 and 4 only ]

Remark:

Yeast are most likely to grow in frozen fruits during:

• Slow thawing
• Refrigeration
• Ambient temperature
• High temperature
Correct Option: A  [ Slow thawing ]

Remark: Slow thawing is the gradual process of allowing a frozen item to return to its natural state by exposing it to a controlled temperature environment. This method is often preferred over rapid thawing to maintain the quality, safety, and integrity of the food.

Metrology is a science of:

• Wheather
• Measurement
• Distance
• none of these
Correct Option: B  [ Measurement ]

Remark:

"ELISA" test is employed to diagnose:

• Polio Virus
• AIDS antibodies
• Tuberculosis
• Cancer
Correct Option: B  [ AIDS antibodies ]

Remark: The assay used most widely to detect or diagnose virus infection, especially infection of blood borne viruses e.g. HBV, HCV, HIV and HTLV, is the enzyme linked immunosorbent assay (ELISA).