Neco Model Questions Vol1 2017 Biology Question 3

Practice essay / theory question 3 from the 2017 Neco Model Questions Vol1 Biology examination. This question covers Nutrition, Energy balance, Macronutrients .

Neco Model Questions Vol1 2017 Biology Essay / Theory
Topics: Nutrition Energy balance Macronutrients
Question 3 NECO_MODEL_QUESTIONS_VOL1 • 2017 • BIOLOGY • essay

A 15‑year‑old secondary school student consumes the following foods in a typical day: - Boiled rice: 200 g (130 kcal, 2.7 g protein, 0.3 g fat per 100 g) - Grilled chicken breast: 150 g (165 kcal, 31 g protein, 3.6 g fat per 100 g) - Boiled beans: 100 g (127 kcal, 8.7 g protein, 0.5 g fat per 100 g) - Whole milk: 250 ml (62 kcal, 3.2 g protein, 3.5 g fat per 100 ml) - One medium banana (118 g, 105 kcal, 1.3 g protein, 0.4 g fat) The Recommended Dietary Allowances (RDA) for a 15‑year‑old are: Energy = 2500 kcal per day, Protein = 56 g per day, Fat = 70 g per day. Answer the following:

Question Parts

( a )
Calculate the total energy (in kilocalories) supplied by the foods listed.
( b )
Determine the total protein intake (in grams) and express it as a percentage of the RDA for protein.
( c )
Based on the calculated energy and protein intakes, discuss two possible short‑term health effects that may arise if the student continues this diet for several weeks.

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About This Question

This is Neco Model Questions Vol1 2017 Biology Question 3. It is one of the essay questions from the 2017 Neco Model Questions Vol1 Biology examination.

The question covers Nutrition, Energy balance, Macronutrients .

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