Question

artical on biomas in 120-150 words

Answer 1

Articles, letters, essays, stories, etc. etc. are supposed to be written on your own, as they are usually given to increase your vocabulary....so try to write the article on your own and you can also refer to some books.
Don't take it in a bad way, whatever I have typed.....

Answer 2

biomass is a type of alternate energy source. it has many advantages.
. high calorific value.
.easy to prepare.
.easy to use.
.doesn't cause pollution.
.eco- friendly.
.nothing is left after burning.
.it's left over waste( slurry) is used in fields as manure.
.slurry increase fertility and amount of nitrogen,hydrogen and other organic materials.