Rhizobium, the organism found in root nodules of legumes are

Organisms which take in nutrients from dead and decaying matter are called

The shape of Bacillus bacteria is generally

Micro-organisms act upon the dead plants to produce

Spyrogyra is

Mushroom belongs to

Malaria Is caused by

Penicillium is a

Yeast is used in the production of

The process of conversion of sugar into alcohol is called