Which of the following retains the information when the power to the system is shut down?

• CPU
• ROM
• RAM
• DIMM
Correct Option: B  [ ROM ]

Remark:

The gas used for artificial ripening of green fruit is:

• Ethylene
• Ethane
• Carbon dioxide
• None of these
Correct Option: A  [ Ethylene ]

Remark:

The element common to all acids is :

• Oxygen
• Hydrogen
• Nitrogen
• Sulphur
Correct Option: B  [ Hydrogen ]

Remark:

"Seahorse" is a:

• Mammal
• Plant
• Fish
• None of the above
Correct Option: C  [ Fish ]

Remark: Seahorse (Hippocampus) is a tiny fish that named for the shape of its head, which looks like the head of a tiny horse. There are at least 50 species of seahorses.

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:

What is Bryolory?

• Study of food
• Study of fruit
• Study of mosses and liverworts
• Study of rings
Correct Option: C  [ Study of mosses and liverworts ]

Remark:

"The theory of Evolution" was developed by:

• Newton
• Mendel
• Darwin
• Einstein
Correct Option: C  [ Darwin ]

Remark:

Consider the following diseases:

i)Cholera
ii)Tuberculosis
iii)Small pox
iv)Typhoid

Which of the above diseases are caused by bacteria ?

• (i) and (iii) only
• (ii) and (iv) only
• (i), (iii) and (iv)
• (i), (ii) and (iv)
Correct Option: D  [ (i), (ii) and (iv) ]

Remark:

Any part of the computer, which can be seen by the eyes and felt by touching, is called:

• Hardware
• Software
• Liveware
• Firmware
Correct Option: A  [ Hardware ]

Remark:

Plants absorb dissolved nitrates from soil and convert them into:

• free nitrogen
• urea
• ammonia
• proteins
Correct Option: C  [ ammonia ]

Remark: