Which is not an example of epithelial tissue?
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → Cartilage
Epithelial tissue is the covering or lining tissue: tightly packed cells that form the outer layer of the body and line its organs and cavities. Cartilage is a connective tissue: a few cells scattered in a firm matrix, found in the nose, the ear and at the ends of bones.
Why the other options are incorrect
Option (2) Gland — Incorrect. Glands are made of glandular epithelium, epithelial cells folded inwards to secrete substances.
Option (3) Skin — Incorrect. The outer layer of the skin, the epidermis, is stratified squamous epithelium.
Option (4) Intestine — Incorrect. The inner lining of the intestine is columnar epithelium, which absorbs digested food.