Trees are very useful a man. They are highly essential b our existence. They protect the rich top soil c getting washed away d rain water and floods. We can see trees being grown along the mountain slopes, e the road sides, f the parks and gardens. They add beauty g our lives. They provide us h food, wood, shade, shelter and so on. They take i carbon di-oxide and produce oxygen. So we should take care j trees.
All Board (Ka Set) 2018 | HSC Prepositions | Uddipto