Pure gold is of

• 24 Carat
• 18 Carat
• 22 Carat
• None of these
Correct Option: A  [ 24 Carat ]

Remark: A "carat" is a unit of measurement used to express the weight of gemstones, particularly diamonds and gold etc.

Which of the following diseases is not caused by virus ?

• Small pox
• AIDS
• Flue
• Malaria
Correct Option: D  [ Malaria ]

Remark:

All enzymes are actually

• Protein
• Carbohydrates
• Fatty acids
• Steroids
Correct Option: A  [ Protein ]

Remark:

'ASTROSAT' is a satellite launched by ISRO for :

• Research on climate conditon
• Better Tele-communication
• Astronomy research
• None of these
Correct Option: C  [ Astronomy research ]

Remark:

The moon takes __________ days to go round the earth once.

• 28 days
• 45 days
• 50 days
• 65 days
Correct Option: A  [ 28 days ]

Remark:

Which of the following branch deals with the various principles that govern the relationship between organisms and their environment?

• Histology
• Ecology
• Entomology
• Anthropology
Correct Option: B  [ Ecology ]

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:

Dialysis is prescribed for patients having:

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

Remark:

Which cells in our body are popularly called 'soldiers' of the human body?

• Eosinophils
• White blood cells
• Red blood cells
• Basophils
Correct Option: B  [ White blood cells ]

Remark:

Helium is preferred to hydrogen in air balloons because it:

• is cheaper
• is less dense
• has greater lifting power
• does not form an explosive mixture with air
Correct Option: D  [ does not form an explosive mixture with air ]

Remark: