Changes around us

1. What is a desirable change?

• a) Any useful change.    

• b) Any non-beneficial change

• c) Any harmful change

What is an undesirable change?

• a) Any beneficial change                          

• b) Any harmful change    

• c) Any useful change  

Ripening of fruit is a beneficial change.                 

• True

• False

Formation of a fruit is a desirable change.

• True

• False

Bees changing nectar into honey is a/an __________ change.

• Desirable

• Undesirable

Force of flowing can bring about ____

• a) Desirable

• b) Undesirable

• c) Both a and b

Catching a cold is a desirable change

• True

• False

Fire always results in an undesirable change

• True

• False

Iron sheet can be protected from rusting by

• a) Exposing it to moist air

• Leaving it undisturbed

• c) Applying oil paint

Changing milk solids to cheese is ____ change

• Desirable

• Undesirable

• Both