When and where do chorionic villi appear in humans ? State their function.

Where is acrosome present in humans? Write its function.

Where would you find striated muscle in human body ? What is their function ?

Name any two secondary lymphoid organs in a human body and state the function of any of them.

If space and time variables appear in the combination as (at+-bx) , the function represents …………….. . When space and time variables appear independently, the function represents ……………………………. .

Label the parts of the following diagram of the human eye and state the functions of those parts.

Which is the respiratory pigment in human beings? State its function.

Match correctly the Items given in column A and B How do we hear : Match the parts of a human ear with their functions

What function villi perform in intestine?