(a) Identify figure A and B
(b) …….. Epithelium forms the outer layer of the skin and lines cavilies and ducts.
(c) ………..epithelium consist of cells that are tall and pillar-like
(d) Which one allowa diffusion of substance ?

(a) Identify figures A and B. (b) Which is called tesselated and pavement epithelium ? (c) Which one lines the gastrointestinal tract and epiglottis ?

(a) Identify figures A and B. (b) Label X, Y and Z. (c) Which one act as impulse booster ? (d) Which one is under control our will ?

Examine the figure A,B,C and D. In which one of the four options all the items A,B,C and D are correct

Consider the following four statements (i) - (iv) and select the correct option stating which ones are true (T) and which ones are false (F). (i) The epithelium of proximal convoluted tubule (PCT) of nephron in the kideney has microvilli. (ii) Simple epithelium covers the dry surface of the skin, the moist surface of buccal cavity, pharynx, inner lining of ducts of salivary glands and of pancreatic ducts. (iii) The wall of internal organs such as the blood vessels, stomach and intestine contains skeletal muscle. (iv) The earthworm nervous system is basically represented paired nerve cord.