A crescendo of metallic thuds arose from the market, where the iron-smiths were ...... the pieces of metals.
The original birds were ________, from which the various Darwin’s finches arose.
(1) Insectivorous (2) Cactus eating
(3) Carnivores (4) Seed eating
Smith has a mixture of( sand+salt+hardstone+iron piece+husk+sawdust) he need the sand to get saparared from this which he can use to construct building. Suggest him different ways of saperating all the components.
Magnets made from the pieces of iron are called _________.