1 : The decomposers P : and hence help to clean the environment Q : help in decomposing the R : dead bodies of plants and animals S : and put back various useful elements 6 : into soil, air and water. The Proper sequence should be:

Answer: Option C

The decomposers help in decomposing the dead bodies of plants and animals and hence help to clean the environment and put back various useful elements into soil, air and water.