Question

the finger like projections present in the inner lining of small intestine​

Answer 1

Answer:

The inner wall, or mucosa, of the small intestine is covered in wrinkles or folds called plicae circulares that project microscopic finger-like pieces of tissue called villi, which in turn have finger-like projections known as microvilli.

Answer 2

Answer:

it's villi which increase surface area for absorption of food