IGNOU MFN-04
- Advance Nutrition,
Latest Solved Assignment
(July 2024 - January 2025)

Section A - Descriptive Questions

1. a) Enlist the various methods used for measuring human energy expenditure. Explain any one method.
b) Briefly explain the following:
i. Dietary Reference Intake
ii. Physical Activity Ratio

2. a) Define resistant starch and give its classification. Elaborate various factors which influence resistance starch content of foods.
b) Explain the following methods of determination of proteins and amino acids content in foods:
i. DIAAS
ii. NPR

3. a) Differentiate between Visible fat, invisible fat and hidden fat with examples.
b) Elaborate on regulation of water balance in our body

4. a) Why is Vitamin D called ‘Sunshine Vitamin’? Give steps for the production of Vitamin D3 in our body.
b) Discuss sources and bioavailability of the following vitamins:
i. Niacin
ii. Cyanocobalamin

5. a) Briefly describe regulation of calcium in our body.
b) What are goitrogens? Describe various functions of iodine in our body.

6. a) What are functional foods? Give classification of functional foods.
b) Briefly describe health benefits of polyphenols and non-digestible oligosaccharide.

7. a) What are the physiological changes occurring during pregnancy and how do they influence the nutrient needs?
b) What do you understand by physical fitness? Describe the five measurable components of physical fitness.

8. a)Explain Lactogenesis and give composition of human milk.
b) Justify the statement ‘Infancy is a period of rapid growth’ highlighting the physiological changes in infancy.

9. a) Briefly discuss various nutritional problems of older children and adolescents.
b) What are the physiological changes in elderly and how do they influence the food/nutrient needs?

10. a) Define ergogenic aids. Explain with examples
b) Discuss nutritional requirements for person living in high altitude.

Section B - OTQ (Objective Type Questions)

1. Briefly explain the following terms giving examples:

i) Gene Expression
ii) Holoenzyme
iii) Trans fatty acids
iv) Glycemic Index
v) Energy Imbalance
vi) Obligatory Loss of Nutrients
vii) Thermogenesis
viii) Human Glucose Transporters
ix) Insoluble Dietary Fibre
x) Goitrogens

2. Calculate the energy requirement of Rohan, who is a 27-year-old sedentary active male with a mean body weight 72 Kg using the factorial estimation of total energy expenditure.
Note: Refer Unit 2, MFN-004 for the necessary calculations.

3. Give full form of the following:

i. PAL vi. DHA
ii. NCD vii. GSHPx
iii. RS viii GTF
iv. AAS ix. FOS
v. ALA x. G6PD

Section A - Descriptive Questions
There are eight questions in this part. Answer all questions.

1. a) Enumerate several methods used for studying the nutrient requirements for an individual.
b) Define energy requirement and energy expenditure. Enlist the factors which affect energy requirement and expenditure.

2. a) Define carbohydrates. Explain classification of carbohydrates based on degree of polymerization (DP).
b) Comment on the statement by giving appropriate justification “Protein quality of our diet can be improved.”

3. a) What are essential fatty acids? Give examples and explain their importance.
b) What are the functions of water in our body? Explain.
c) Explain how electrolytes and plasma proteins control body water distribution.

4. a) Elaborate the role of vitamin A in visual perception. What are the factors which affects the bioavailability of vitamin A?
b) Describe the role of thiamine as coenzyme in various enzyme catalyzed reactions. Also explain how decreased intake of thiamine in diet influences our health.

5. a) Discuss metabolic fate of folate giving its food sources.
b) Describe causes and symptoms of pernicious anaemia. What recommendation you will give for preventing pernicious anaemia in vegans?

6. a) Discuss various factors which affect bioavailability of calcium in our body.
b) Explain absorption of non-haem iron in our body. What are the various factors which affect absorption of dietary iron?

7. a) Give functions of any four copper containing enzymes.
b) Elaborate the role of selenium in antioxidant defense system in our body.
c) Differentiate between probiotics and prebiotics giving their food sources.

8. a) Define antinutritional factors. How saponins and lectins exhibits antinutritional property?
b) Explain in brief about various physiological changes which takes place during pregnancy.

9. a) Briefly discuss various nutritional problems of infants and preschoolers.
b) Explain growth chart and its uses.
c) Discuss nutritional requirements for adolescent. Also give some guidelines for advocating good eating habits in them.

10. a) Give nutritional recommendations for elderly with chewing difficulty.
b) Define physical fitness. Describe five measurable components of physical fitness.
c) Explain role of iron in gene expression.

Section B - OTQ (Objective Type Questions)
1. Briefly explain the following terms giving examples:
i) Mutual supplementation
ii) Conjunctival Impression Cytology
iii) Nicotinamide adenine dinucleotide
iv) Iron toxicity
v) Prebiotics
vi) Phytoestrogens
vii) Lactogenesis
viii) Bifidogenic effect of fructans
ix) Protein Energy Ratio
x) EAR

2. Calculate the energy requirement of Kanupriya, who is a 32-year-old moderately active female using the factorial estimation of total energy expenditure. Note: Refer Unit 2, MFN-004 for the necessary calculations.

3. Give full form of the following:
i. PDCAAS                         vi. ATP
ii. ICF                                 vii. AAD
iii. 1,25-(OH)2D               viii BMI
iv. FAD                               ix. TEE
v. BMD                               x. WHR