Draw a block diagram of human eye and name all its important parts.

Draw a labelled diagram of human heart.

Draw a labelled diagram of eye .

Draw a diagram of V.S. of human eye and label any six parts.

(a) Draw a simple diagram of the human eye and lebel clearly the cornea, iris, pupil, ciliary muscles, eye-lens, retina, optic nerve and blind spot. (b) Describe the working of the human eye with the help of the above diagram. (c) How does the eye adjust itself to deal with light of varying intensity ?

Draw a well labelled diagrams of human egg

(a) What is meant by human circulatory system ? Name the organs of the circulatory system in human (b) Draw a diagram of the human heart and lebel its parts (c) What is mean tby the terms 'single circulation' and 'double cirulation '?

Draw a block diagram for data transmission .

Draw a well labelled diagram of human sperm.

Draw a well labelled diagram of human sperm.