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:

What is the meaning of the word 'Tsunami' in Japanese?

• High waves
• Destructive waves
• Harbour waves
• none of these
Correct Option: C  [ Harbour wave ]

Remark: Indian Ocean Tsunami occurred on 26 December, 2004 with an epicentre off the west coast of Sumatra, Indonesia.

Sound-waves from a loud speaker is caused by:

• frequency
• vibrations
• pitch
• amplitude
Correct Option: B  [ vibrations ]

Remark:

The fruit of banana is botanically a

• Pepo
• Berry
• Pome
• Drupe
Correct Option: B  [ Berry ]

Remark: A banana is an elongated, edible fruit, botanically a berry, produced by several kinds of large herbaceous flowering plants in the genus Musa.

Mesons are found in

• Laser beam
• X-ray
• Gamma rays
• Cosmic rays
Correct Option: D  [ Cosmic rays ]

Remark:

Insulin is secreted by :

• Pancreas
• Liver
• Gall Bladder
• Kidney
Correct Option: A  [ Pancreas ]

Remark:

The process in which living organisms are used to remove contaminants, pollution or other unwanted substances from soil or water is known as:

• Biotechnology
• bioremediation
• Biodegradation
• Biomagnification
Correct Option: B  [ bioremediation ]

Remark:

India first atomic device was exploded in 1974 at:

• Bikaner
• Barmed
• Pokhran
• Jaisalmer
Correct Option: C  [ Pokhran ]

Remark: Pokhran is a city in Rajasthan

When Lunar Eclipse occurs ?

• When Sun is between Earth and Moon
• When Earth is between Sun and Moon
• When Moon is between Earth and Sun
• When Earth is between Sun and other celestial bodies.
Correct Option: B  [ When Earth is between Sun and Moon ]

Remark:

India's first atomic power station was set up at:

• Surat (Gujarat)
• Tarapur (Maharashtra)
• Trombay (Maharashtra)
• Trombay (Maharashtra)
Correct Option: B  [ Tarapur (Maharashtra) ]

Remark: