Draw a diagram of human eye and label
Optic nerve

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 diagram of human excretory system and label the following : (i) Urinary bladder (ii) Left kidney (iii) Left ureter

Draw a diagram of human alimentary canal and label on it: Oesophagus, buccal cavity, stomach(small intestine, large intestine(colon).

Draw a schematic diagram of a human sperm and label the cellular components.

Draw a labelled diagram of eye .

Draw a diagram of the human excretory system and label the various parts.

(a) Draw a diagram of nerve cell and label its parts. (b) In which direction the impulse travels in dendrites and axon ?