Q: The gas which destroys ozone layer is:

A: Chloroflurocarbon


Q: Tetraethyl lead (TEL) is

A: an antiknock compound


Q: Cuscuta is a :

A: Parasite


Q: What is the name of a technology that allows telephone calls to be made over computer networks like the internet?

A: VoIP


Q: Seismology is the science of :

A: Earthquake


Q: Bluetooth is a technology in communication which features

A: wireless communication using radio waves


Q: Which of the following colours is not seen in a rainbow ?

A: Brown


Q: Mesons are found in

A: Cosmic rays


Q: Magnetic effect of current gives rise to which force ?

A: mechanical


Q: In plants, meiotic cell division takes place in the:

A: flowers
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