To prevent constipation

To get proteins

Fishin g which inturn helps to export to earn foreign exchange and to get proteins

Ecology is the study of interaction between living and non living things.it helps us to know what can destroy our environment and what measures should be taken to preserve them for example defforestation and afforestation

Eco means habitat and logos means study of.

How is it possible that you first you open your eyes then wake up. If you are not awake ,how can you open your eyes