This magnet is the inner core. The inner core of the earth is made iron allowing it to have magnetic qualities. BTW, this is physical science. Just thought to let you know.
Gnetophya are the plants which are well suited to desert life.
The correct answer is Chloroplast
Mitochondria is the powerhouse of the cell while the cell wall protects the cell from outside influence.
It is located in the trachea
The answer possibly could be a drought but I’m not 100%