Answers

2015-05-30T09:18:35+05:30
Resource conservation is necessary due to following reason

1 it conserve for future use
2 to maintain ecological balance
3 to develop a country
2 3 2
2015-05-30T09:20:04+05:30
It is required
or else a man cannot survive
also to maintain ecological stability
and fill red data book details
and fill basic needs and ensure it for future generations
2 3 2