Everyday Science

Q411

Scalding with steam is more severe than scalding by boiling water because:

Q412

Increase of carbon dioxide is atmosphere causes:

Q413

Friction can be reduced by changing over from:

Q414

Excessive heating and repeated use of cooking oil is most undesirable because:

Q415

Which of the following statements in regard to diabetes is not correct?

Q416

Greenhouse effect’ means:

Q417

The picture tube of a black and white T.V. set has only one electron ‘gun’ that produces the picture on its screen. The number of electron ‘gun’ a colour picture tube has is:

Q418

On the Moon, astronauts inflate a rubber balloon with hydrogen gas and release it at a height of 2 metres. The balloon will.

Q419

It is often observed that people living in hilly areas suffer from goiter because:

Q420

All the planets except for Pluto————-the same way and in the same plane.

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