Priya’s mother said “It is very hard to stay at Vizag during summer” Why did she say so?

"Back bone is important bone in our body which makes us to stand, sit and sleep properly" told your friend ? Why did he say so ?

Your teacher suggested not to harm other plants when you collect plants for observation.Why did she suggest so?

Hey friends I am sujatha from akkalaredypalle of kakapo district the woman in the picture is my mother she carries potable water for us from the stream which is 4 km away from our village it is very difficult to walk all the way by carrying the water pots it takes lot of time also but it is very essential for us as we can't do anything without water so we use water previously what do you think after listening to Sujata's story?

Some seeds like soap nuts have very hard shell. Why is it so?