"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).

Junk e-mail is also called:

• spam
• spoof
• sniffer script
• spool
Correct Option: A  [ spam ]

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 is an anaesthetic gas ?

• Nitrogen dioxide
• Nitrous oxide
• Nitric oxide
• Nitrogen
Correct Option: B  [ Nitrous oxide ]

Remark:

A vitamin requires cobalt for its activity. The vitamin is:

• Vitamin B₁₂
• vitamin D
• vitamin B₂
• Vitamin A
Correct Option: A  [ Vitamin B₁₂ ]

Remark:

Which of the following is not a member of vitamin B Complex ?

• Thiamine
• Riboflavin
• Folic acid
• Ascorbic acid
Correct Option: D  [ Ascorbic acid ]

Remark:

Who discovered electromagnetic nature of light?

• Young
• Snell
• Newton
• Maxwell
Correct Option: D  [ Maxwell ]

Remark:

Atom bomb is based on:

• Chemical reaction
• Nuclear fission
• Nuclear fusion
• Atomic collision
Correct Option: B  [ Nuclear fission ]

Remark:

When iron rusts, its weight __________

• decreases
• increases
• remains the same
• first increases and then decreases
Correct Option: B  [ increases ]

Remark:

Which of the following is not a renewable source of energy ?

• Natural gas
• Geothermal energy
• Flowing water
• Biomass
Correct Option: A  [ Natural gas ]

Remark: