Question

resources should be conserved and should be used rationally. give reason

Answer 1

resources should be conserved and should be used rationally because the resources we use are limited and if we use them then the resources will finish and the future generation would not be able to use them. The main concept is of sustainable development.
sustainable development means to use the available resources wisely so that that the resources could met the need of both the current and the future generation.

hope it may help you ^.^
plzz mark the answer as brainlist :-)

Answer 2

resources should be used carefully .there are many reasons supporting this answer.
1.resources are not equally distributed on the world so we should carefully use them.
2.some resources like coal,petroleum etc are in limited quantity or exhaustible resources.so they should be used minimum.

3.resources should be saved or preserved so that our future generation can use them.

4.we should use the resources in a limited quantity for a sustainable development.

generally this question comes in 3 marks