Question

Pls. solve all these questions

ALL QUESTIONS

Answer 1

Hey!! friend

I would answer as much I know.....

A substance is called as a resource if it has some utility i.e it can be used in a way. A-1

It means to used a substance in such a balanced way that we can satisfy our needs as well as conserve it is known as sustainable development. A-5

the layer of grainy substance covering the surface of earth is called soil A-19

Rest are in the attachment....

Hope it helps u upto some extent... Hope it helps for ur exams

Plz mark ad brainliest