Neco Model Questions Vol1 2025 Biology Question 3

Practice essay / theory question 3 from the 2025 Neco Model Questions Vol1 Biology examination. This question covers Nutrition, Dietary requirements, Protein metabolism .

Neco Model Questions Vol1 2025 Biology Essay / Theory
Topics: Nutrition Dietary requirements Protein metabolism
Question 3 NECO_MODEL_QUESTIONS_VOL1 • 2025 • BIOLOGY • essay

A 12‑year‑old secondary school student weighs 45 kg and has a daily energy requirement of about 2000 kcal. The student’s typical breakfast and lunch consist of the following foods:

Question Parts

( a )
Calculate the total amount of energy (in kCal) and total protein (in grams) supplied by the foods listed below: - 2 slices of whole‑wheat bread (each 80 kCal, 3 g protein) - 1 cup of whole milk (150 kCal, 8 g protein) - 1 boiled egg (78 kCal, 6 g protein) - 1 banana (105 kCal, 1.3 g protein) - 1 serving of fried rice (250 kCal, 5 g protein).
( b )
The Recommended Dietary Allowance (RDA) for protein for a child of this age is 0.95 g kg⁻¹ body weight per day. State whether the student’s protein intake meets the RDA and justify your answer.
( c )
Briefly discuss two possible health consequences of prolonged protein deficiency in early adolescents.
( d )
Suggest two additional food items (including realistic portion sizes) that could be added to the student’s diet to meet the protein RDA without exceeding the total daily energy requirement of 2000 kCal. Show that the revised diet satisfies both energy and protein criteria.

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About This Question

This is Neco Model Questions Vol1 2025 Biology Question 3. It is one of the essay questions from the 2025 Neco Model Questions Vol1 Biology examination.

The question covers Nutrition, Dietary requirements, Protein metabolism .

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