Question

An adolescent child is short in height. Give two possible reasons for his or her short height

Answer 1

The most common cause of short stature is having parents whose height is below average, but around 5 percent of children with short stature have a medical condition. ... undernutrition, due to a disease or lack of nutrients. hypothyroidism, leading to a lack of growth hormone.

Answer 2

it might be genetic i.e. height of parents might also be short
or
child may be lacking some essential proteins