Draw a diagrammatic sketch of biogas plant and lebel its various components.

Draw a diagrammatic sketch of energy flow in an ecosystem?

Draw a diagrammatic view to show cell cycle.

Draw the diagrammatic life cycle of an angiosperm.

Make a diagrammatic sketch of life cycle of a red algal plant.

Draw a diagrammatic view of human vertebral column.

Draw a shematic sketch of an a.c. generator describing its basi elements. State briefly its working principle. Show a plot of variation of magnetic flux

Draw a neat and labelled sketch of a plastid.