PLEASE MATCH YOUR ASSIGNMENT QUESTIONS ACCORDING TO YOUR SESSION
IGNOU MFN-04 (July 2025 – January 2026) Assignment Questions
Section A – Descriptive Questions
1. a) Briefly discuss the main determinants of nutrient requirements.
b) Briefly explain the concept of Recommended Dietary Allowances (RDA) and Estimated Average Requirement (EAR)
c) What is the purpose behind setting the dietary guidelines?
2. a) What do you understand by Chemical score and biological value of protein? How are these used to know the quality of protein in the diet?
b)Explain the mechanism of regulation of blood glucose concentration.
c) List some important functions of carbohydrates.
3. a) Briefly discuss the digestion, absorption and transportation of carbohydrates, proteins and fats.
b) Enumerate the potential health benefits of dietary fiber.
c)Why is LDL referred to as bad cholesterol and HDL as good cholesterol?
4. a)Diagrammatically explain the functions of two major fluid compartments of the body.
b) Differentiate between Glycemic Load (GL) and Glycemic Index (GI), giving examples.
c)Explain the following:
i) Bioavailability of Vitamin A
ii) FOS (Fructooligosaccharide)
5. a) Explain the term calcium homeostasis.
b)How tryptophan is converted to niacin? Explain with the help of flow chart.
c)Briefly describe the role of vitamin E and selenium in lipid peroxidation.
6. a)What are Probiotics and Prebiotics? Briefly discuss their dietary sources and health effects.
b)Comment briefly on the following:
i)Factors that influence the nutrient needs of an adolescent
ii) Effect of maternal malnutrition on foetal outcome
7. a) List the different components of energy expenditure. Define BMR and briefly discuss the factors which influence BMR
b)Write the functions of following:
i) Selenium
ii) Chromium
iii) Manganese
8. a) Briefly discuss the following:
i)Nutrient needs and dietary management for lactating women
ii)Dietary modification for the elderly
b)What do you understand by the term calamity and emergency? Briefly discuss the measures to avoid protein energy malnutrition and micronutrient deficiency during emergencies
Section B- OTQ (Objective Type Questions)
1. Briefly explain the following terms giving examples:
i)Ketosis
ii) Ergogenic aids
iii) Saponins
iv) Pre-eclampsia
v) Functional foods
vi) Essential fatty acids
vii) Amylase Inhibitors
viii) PAL
ix) Basal Metabolic Index
x) Resistant Starch
2. Prachi is a 42 year old housewife female having a mean body weight of 55 kg. Calculate the energy requirement using the factorial estimation of total energy expenditure.
Note: Refer Unit 2, MFN-004 for the necessary calculations.
3. List the ICMR (2020) recommended allowances for energy, protein, vitamin A, iron, calcium for the following:
i) Lactating mother
ii) 12 months infant
iii) 70 years old man
iv) 18 years old girl
v) 10 years old boy





