Question

Vermicomposting is better than compositing. give two points to support the statement

Answer 1

Vermicomposting uses a bin, organic material and worms. The worms eat the organic material and produce worm castings ie worm poop. The worm castings are then added to the garden.

Although it is called composting, it is not really a form of composting. It should be called worm digestion, not vermicomposting. However, the end result is a form of degraded organic matter. 

Answer 2

because composting use to spread the bad smell when the organic substances get decomposed and the second reason is that it requires labour too