51 - 52 of 52 Questions

#	Question	Ans
51.	Iron is often galvanized in order to A. make it more malleable B. remove the impurities in it C. protect it against corrosion D. render it passive	C
52.	One of the methods used for combating air pollution is A. burning of solid waste B. provision of sanitary land fills C. legislation against some industrial practices D. scavenging of refuse dumps	C

51.

Iron is often galvanized in order to

A. make it more malleable

B. remove the impurities in it

C. protect it against corrosion

D. render it passive

C

52.

One of the methods used for combating air pollution is

A. burning of solid waste

B. provision of sanitary land fills

C. legislation against some industrial practices

D. scavenging of refuse dumps