Define the following.
a) Irrigation
b) Displacement reaction
c)Pasteurization
d)Calorific value
e) National park.
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Explanation:
the supply of water to land or crops to help growth, typically by means of channels.
A displacement reaction is the one wherein the atom or a set of atoms is displaced by another atom in a molecule. For instance, when Iron is added to a copper sulphate solution, it displaces the copper metal. A + B-C → A-C + B. The above equation exists when A is more reactive than B.
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