Draw a neat labelled diagram of a biogas plant.

Draw a labelled diagram of a biogas plant.

Draw a labelled diagram of a Biogas plant.

Draw a neat labelled diagram of Hydra

Draw a neat labelled diagram of TMV.

(a) Draw a neat labelled diagram of typical biogas plant. (b) Mention the beneficial role of anaerobic bacteria in secondary sewage treatment.

Draw a neat labelled diagram of spirogyra.

Draw a neat labelled diagram of neuron.

Draw neat labelled diagram: Sycon