MCQ on PUFA (Polyunsaturated Fatty Acids)

PUFA stands for polyunsaturated fatty acids. These are essential fats, including omega-3 and omega-6, crucial for various bodily functions. Found in foods like fish, seeds, and vegetable oils, PUFA supports heart health, brain function, and overall well-being. This is an MCQ on PUFA Structure, Functions and Examples.

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1. 
What is the primary characteristic of polyunsaturated fatty acids (PUFAs)?

2. 
Which of the following is an example of an essential polyunsaturated fatty acid?

3. 
Essential polyunsaturated fatty acids, such as linoleic acid and alpha-linolenic acid, cannot be synthesized by the body and must be obtained from the diet. They serve as precursors for the synthesis of:

4. 
Omega-3 polyunsaturated fatty acids are known for their health benefits, including reducing inflammation and supporting brain health. What is a common dietary source of omega-3 PUFAs?

5. 
Trans fats are a type of unsaturated fatty acid, but they are not considered healthy. What is the primary source of trans fats in the diet?

6. 
The term "omega" in omega-3 and omega-6 fatty acids refers to:

7. 
Which type of polyunsaturated fatty acid is known for its potential to reduce the risk of cardiovascular disease and is often associated with the Mediterranean diet?

8. 
What is the primary dietary source of alpha-linolenic acid (ALA), an essential omega-3 polyunsaturated fatty acid?

9. 
What is the function of prostaglandins, which are synthesized from essential polyunsaturated fatty acids in the body?

10. 
In the context of polyunsaturated fatty acids, what role do the double bonds play in the fatty acid chain?

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mcq on pufa




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