Name 5 dead organisum. Give example how they are useful to us? This question has not been answered yet! Don't worry! You can check out similar questions with solutions below what are examples where corrosion is useful 2 us? Give examples of 3 averages use by us. How are averages ... ... name the metals and non metals which are not useful for us ... Name four types of fabrics used by us.how rivers are useful to us? give 3 examples.