CCS Nutrition & Health 2

Question 1

Which fatty acid is classified as an omega-3 and is primarily found in fatty fish?

Accepted Answer

Eicosapentaenoic acid (EPA)

Answer

EPA (eicosapentaenoic acid) is a long-chain omega-3 fatty acid found in high concentrations in fatty fish like salmon and mackerel.

Question 2

What is the primary function of dietary fiber in the human digestive system?

Accepted Answer

Promoting bowel regularity and feeding gut microbiota

Answer

Dietary fiber promotes bowel regularity, feeds beneficial gut bacteria, and helps regulate blood glucose and cholesterol levels.

Question 3

Which vitamin deficiency is most directly associated with impaired night vision?

Accepted Answer

Vitamin A

Answer

Vitamin A (retinol) is essential for producing rhodopsin in rod photoreceptors; deficiency leads to night blindness.

Question 4

In food science, the Maillard reaction contributes to flavor development but may also produce which potentially harmful compound?

Accepted Answer

Acrylamide

Answer

High-temperature Maillard reactions in starchy foods can produce acrylamide, a compound of concern due to its potential carcinogenicity.

Question 5

The Dietary Reference Intake (DRI) term 'Tolerable Upper Intake Level' (UL) refers to what?

Accepted Answer

The highest daily intake unlikely to cause adverse health effects

Answer

The UL is the highest average daily intake level likely to pose no risk of adverse effects for almost all individuals in the general population.

(CCS) Certified Culinary Scientist Practice Test