Find out the total number of false statements from the following                                                

a) Cyanobacteria have chlorophyll a similar to green plants

b) Bacteria which oxidize various inorganic substances such as nitrites and ammonia and use the released energy for ATP production are chemosyn -thetic autotrophic bacteria

 c) Heterotrophic bacteria are less in abundance in nature

d) Majority of heterotrophic bacteria are decomposers

 e) Chemosynthetic autotrophic bacteria play important role in recycling of nutrients like nitrogen, phosphorus, iron and sulphur