Question

diseases are caused by-----​

Answer 1

Answer:

THE CYCLE.

GERMS.

Explanation

Vectors spread germs and germs cause diseases.

Answer 2

Answer:

Diseases are caused by the lack of nutrition in the diet. Lack of vitamins and minerals causes neural problems which causes additional stress and damage in the body. Deficiency disorders such as Rickets result in the curvation of bones in small children. Without a balanced diet, the body will end up with several malfunctioning of organs.