In 1643, an Italian named Evangelista Torricelli invented:

• Thermometer
• Barometer
• Ritcher Scale
• Bar Codes
Correct Option: B  [ Barometer ]

Remark:

Bronchitis is a disease of :

• Blood
• Liver
• Intenstine
• Respiratory track
Correct Option: D  [ Respiratory track ]

Remark:

Glaciers always melt first at the:

• top surface
• sides
• bottom
• middle surface
Correct Option: C  [ bottom ]

Remark:

Tetraethyl lead (TEL) is

• a catalyst used in burning fossil fuel
• an antioxidant
• a reductant
• an antiknock compound
Correct Option: D  [ an antiknock compound ]

Remark:

Acupuncture is a medical system of treatment in which:

• herbs are used to relieve pain
• needles are inserted into particular parts of the body to relieve pain
• surgery is done to relieve pain
• none of these
Correct Option: B  [ needles are inserted into particular parts of the body to relieve pain ]

Remark:

Fruits of this plant are found underground

• Potato
• Carrot
• Groundnut
• Onion
Correct Option: C  [ Groundnut ]

Remark:

Which part of human eye has the maximum refractive index?

• Aqueous humour
• Vitreous humour
• Lens
• Cornea
Correct Option: D  [ Cornea ]

Remark: Refraction is the change in direction of light rays as they transition between different mediums. A figure of 1.376 is often quoted for the refractive index of the human cornea over the visible spectrum.

Which of the following is NOT an allotrope of carbon?

• Diamond
• Graphite
• C-60
• Methane
Correct Option: D  [ Methane ]

Remark:

Insulin is used in the treatment of

• Diabetes
• Anaemia
• Night Blindness
• Goitre
Correct Option: A  [ Diabetes ]

Remark:

In which part of the human body carpal bones are found ?

• Wrist
• Femur
• Neck
• None of these
Correct Option: A  [ Wrist ]

Remark: