Which of the following statement about diseases.
(i) They are caused by germs.
(ii) They are caused due to lack of nutrients in our diet
(iii) They can be passed on to another person through contact.
(iv) They can be prevented by taking a balanced diet.
Which pair of statements best describes a deficiency disease?
Deficiency disease is a disease which occurs due to lack of nutrients in our diet over a long period of time, e.g. Scurvy, kwashiorkor.
To prevent these diseases it is essential to have a balanced diet. It is a diet which contains adequate amount of nutrients as well as sufficient quantity of water and roughage.