Which of the following diseases is not caused by bacteria?

• Cholera
• Typhoid
• Tuberculosis
• Chickungunya
Correct Option: D  [ Chickungunya ]

Remark:

If a liquid is heated in space under no gravity, the transfer of heat will take place by process of:

• conduction
• convection
• radiation
• cannot be heated in the absence of gravity
Correct Option: C  [ radiation ]

Remark:

Which disease is caused by Nickel ?

• Itai Itai
• Dermatitis
• Learning Disability
• Asthma
Correct Option: B  [ Dermatitis ]

Remark:

Widal test is employed to diagnose:

• Typhoid
• Cholera
• Tuberculosis
• AIDS
Correct Option: A  [ Typhoid ]

Remark:

The longest bone in the human body is:

• Ulna
• Humerus
• Femur
• Tibia
Correct Option: C  [ Femur ]

Remark:

All enzymes are actually

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

Remark:

Which of the following is a ripening hormone?

• GA-3
• Auxin
• Cytokinin
• Ethylene
Correct Option: D  [ Ethylene ]

Remark: Ethylene is used for the controlled ripening of citrus fruits, tomatoes, bananas and many other fruits, vegetables and flowers.

Ozone layer is situated in the upper regions of

• Troposphere
• Stratosphere
• Magnetosphere
• Mesosphere
Correct Option: B  [ Stratosphere ]

Remark:

Which of the following is not a nucleon?

• proton
• neutron
• electron
• positron
Correct Option: D  [ positron ]

Remark:

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: