The lack of Nutrients can lead to diseases and these diseases are ???

Answer 1

Vit D deficiency - Rickets
Vit C deficiency - Scurvy
are just 2 more to the others you have been given. Look at the link below for more info;

Answer 2

Wow... so many to be listed.

Perhaps a few of the most important from an international health point of view are iodine deficiency diseases (IDDs), blindness caused by VitA deficiency, and iron deficiency anaemia.

Then you have things like protein energy malnutrition (PEM), kwashiorkor, marasmus if you're going for malnutrition/starvation.

Most others are more subtle.

Hope this helps.