Describe various types of epithelial tissues with the help of labelled diagrams.

In epithelial tissue

In epithelial tissue

Describe the various types of phyllotaxy.

Describe the reflex action with the help of labelled diagram.

Describe the structure of the following with the help of labelled diagrams. (i) Nucleus " " (ii) Centrosome

Describe the various types of protective tissues in plants

Describe the structure of sex chromosomes with the help of labelled diagram.

Describe the structure of anatropus ovule with the help of labelled diagram.

Describe the structure of a human kidney with the help of a labelled diagram.

Describe the human female reproductive system with the help of labelled diagram.