The process through which individuals become ill from ingesting food or other substances with adverse effects is called

The process through which individuals become ill from ingesting food or other substances with adverse effects is called Food poisoning

Explanation:

Food poisoning or contamination of food is the process in which the food becomes poisoned or contaminated by bacteria and toxins whose consumption can lead to the illness of an individual.

This kind of illness includes symptoms like- vomiting, diarrhoea, fever and stomach-ache leading to de-hydration. The effects of this contaminated food can occur within days or hours depending on the amount of consumption by any individual.

It can be cured by hydrating the patient with Oral suspensions and medications, sometimes in severe conditions patient may be needed to hospitalize.  

answer 2 is the right one. jim should measure his snack to make sure he is using the right serving size.