Question

Name the nutrient responsible for oily patches on a piece of paper. ​

Answer 1

Answer:

fat

An oily patch on paper shows that the food item contains fat. The food items may sometimes contain a little water. Therefore, after you have rubbed an item on paper, let the paper dry for a while.

Answer 2

Answer:

an oily patch on paper shows the presences of fats

I hope it's help full