Multiple choice

The following failures are caused as a result of malfunctioning of body organs except _______.

  1. myopia

  2. kidney failure

  3. cardiac failure

  4. haemophilia

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Myopia is a disease in which the focal length of eye lens is reduced and due to this a person is unable to see the objects at a large distance clearly. In kidney failure and cardiac failure, the body organs, i.e. kidney and heart respective fail to function properly. Thus, all three are due to improper functioning of body organs or parts. On the contrary, haemophilia is a genetic disease in which the blood does not clot. It is caused due to an error of DNA and the error is present on X chromosome but it is expressed in males only. Thus, D is the answer.