Question Text
Question 1 :
State true or false: Formation of manure from leaves is a physical change.
Question 2 :
Grinding of wheat grain changes its size. It is a _____ change.
Question 3 :
Which of the following is an example of a change where solid changes into liquid?
Question 4 :
State true or false: Since rusting is possible only in presence of moist air, therefore no rusting occurs on painting.
Question 5 :
Dissolving sugar into hot water is an example of ______ solution.
Question 7 :
Which of the following is an example where physical change is reversible in nature ?
Question 14 :
Which of the following is an example of a change where solid changes into liquid?
Question 15 :
Cutting of a log of wood into pieces is which type of change?
Question 16 :
Anaerobic bacteria digest animal waste and produce biogas. Is the statement true or false?
