With a neat labelled diagram explain the structure of mitochondria.

With a neat labelled diagram, explain the structure of a pollen grain.

With a neat labelled diagram, explain phloem tissue.

with a neat labelled diagram, explain phloem tissue.

With a neat labelled diagram describe the structure of Garaafian follicle.

With a neat labelled diagram explain the use of Electrostatic precipitator.

With a neat labelled sketch, explain the structure of pBR 322.

(a) With a neat labelled diagram explain the functioning of electrostatic precipitator. (b) What is jhum cultivation? How it accounts for deforestation.

With the help of a neat labeled diagram, explain structure and any one function of collenchyma.