Chapter 16: Physical & Chemical Changes - Science Mcqs for Grade 7

Q.  The varnish which was originally developed for coating the spars of sailing ships is called

a. spar varnish
b. brown varnish
c. yellow varnish
d. blue varnish


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  Plastic was invented by
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The compound which is formed by heating iron and sulphur, is known as
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Photosynthesis' is a
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Particles are close together in
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  No new substance is formed during
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  At first slightly different form of 'polythene' was discovered in
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The world's first successful plastic was made in
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Physical change only effects the
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  A component without which fertilizer is incomplete, is
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  A component which can stick to the magnet is
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  When the liquid is cooled down, it changes into solid, this process is known as
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  To make high temperature for formation of ammonia, the substance which is used, is
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  One or more new substances are formed due to
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The first thing that happens during chemical reaction is that
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The density of liquids is
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  One of the main components of fertilizers is
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Other than carbon and hydrogen, finished plastic may contain
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  The texture of 'polythene' is
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Iron sulfide cannot be separated by magnet because iron and sulphur are now
Category: Science Mcqs,   Published by: T-Code Scripts
MCQs:  Compared to liquids, solids are
Category: Science Mcqs,   Published by: T-Code Scripts