---
title: What vitamins do — how Mova does on the tests · Medicine
description: Lesson 21 of the medicine course of Mova's primary school: 5 of 11 tests right, exam 0 of 4, every question with the options, the student's choice, the right answer and why it chose.
---

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# What vitamins do

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**Tests:** 5 of 11 right · **Exam:** 0 of 4 right · **Kind:** plain · **Understood:** 8 of 15 · **Run:** 2026-10-18, commit `f3c23ea72`

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Lesson 21 of the medicine course of Mova's primary school, as Mova's small model took its tests: it had read this lesson and the ones before it and learned from their exercises. Each test shows the options in the order the student saw them, its choice, the right answer, the score of every option and why it chose. The lesson itself, sentence by sentence with trees and pragmatics: [the lesson in the corpora](https://md.mova.elamur.ai/free/en/corpora/school/medicine/21-what-vitamins-do/).

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Every question of this lesson and each of its options parsed by Mova, with trees and pragmatics: [the lesson's questions in the corpora](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/).

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### Test 1 · wrong ✗ {#t1}

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Grandad: "eat ur carrots, pilots saw in the dark in the war". What really helped them?

- **1.** Special night-vision carrots — **← Mova's choice** · score 7
- **2.** Radar, the carrot story was a cover — **✓ the right answer** · no support
- **3.** Eating 20 carrots a day — no support
- **4.** Carrot juice painted on their goggles — no support

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**Why:** It took the question to ask who or what does it. It chose option 1 with score 7, the only option with support. Its support: lesson 21, line 7: «The story that carrots let British pilots see in the dark was spread in the Second World War, partly to hide the use of radar, machines that found enemy planes…», reached through the same lesson line as the sentence the question matched. What matched: it fills the role the question asks for (+4); the same doer «carrots» (+3); a different action (counts against) (+1). Against it: a different thing acted on (counts against) (-1). The right option, 2, found no support in what it remembers. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t1/)

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### Test 2 · right ✓ {#t2}

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Popeye eats spinach and gets huge muscles. What's the real story?

- **1.** Only tinned spinach works — no support
- **2.** Spinach really builds muscles instantly — score 5
- **3.** Spinach has no goodness at all — no support
- **4.** Spinach is good food but its iron is poorly absorbed and gives no super-strength — **← Mova's choice** · **✓ the right answer** · score 8

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**Why:** It took the question to ask what it is done to. It chose option 4 with score 8, against 5 for the next best. Its support: lesson 19, line 16: «Alexander Fleming noticed in 1928 that a mould killed bacteria on a dish, and Howard Florey, Ernst Chain and their team turned penicillin into a medicine in th…», reached through the remembered sentence the question matched. What matched: it fills the role the question asks for (+5); the same thing acted on «mouldy food» (+3). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t2/)

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### Test 3 · wrong ✗ {#t3}

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What would happen to a sailor on a year-long voyage with no fruit or vegetables?

- **1.** He would get stronger bones — **← Mova's choice** · no support
- **2.** Nothing, because ship biscuits have all the vitamins — no support
- **3.** He could get scurvy from lack of vitamin C — **✓ the right answer** · no support
- **4.** He would get night vision — no support

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**Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t3/)

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### Test 4 · wrong ✗ {#t4}

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Jay can't drink milk. Where else can his bones get calcium?

- **1.** Only from tablets — no support
- **2.** Nowhere, he'll have weak bones — **← Mova's choice** · score 8
- **3.** Fortified plant drinks, tofu, beans and greens — **✓ the right answer** · no support
- **4.** From fizzy drinks — no support

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**Why:** It took the question to ask which statement is true. It chose option 2 with score 8, the only option with support. Its support: lesson 21, line 9: «Calcium builds bones and teeth, and vitamin D helps the body absorb it; milk, cheese, yoghurt, green vegetables, beans, tofu and fortified foods (with extra vi…», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «bones» (+5); the same doer «calcium» (+3). The right option, 3, found no support in what it remembers. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t4/)

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### Test 5 · wrong ✗ {#t5}

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"4 glasses of OJ = 4 of my five a day innit" — right?

- **1.** No, juice counts once, and it's sugary — **✓ the right answer** · score 6
- **2.** Yes, every single glass counts as one, innit — **← Mova's choice** · score 8
- **3.** Yes, as long as it's the kind with bits in — no support
- **4.** No, juice counts as zero, it's just a drink — no support

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**Why:** It took the question to ask which statement is true. It chose option 2 with score 8, against 6 for the next best. Its support: lesson 21, line 16: «In the UK a small glass of fruit juice (150 ml) counts as one of your five a day, but only once a day, however much you drink, because juice is sugary.», reached through the option's own match among the sentences about the question's things. What matched: the same action «count» (+3); the same doer «small glass» (+3); the same circumstance (+2). The right option, 1, scored 6. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t5/)

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### Test 6 · right ✓ {#t6}

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Mia says vegetarians all go weak. What's true?

- **1.** Mia is right, they always go weak — no support
- **2.** Only vegans can be healthy — no support
- **3.** Vegetarians need daily injections — no support
- **4.** Vegetarians can get all nutrients from a varied diet — **← Mova's choice** · **✓ the right answer** · score 9

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**Why:** It took the question to ask which statement is true. It chose option 4 with score 9, the only option with support. Its support: lesson 21, line 14: «Vegetarians can get all their nutrients from beans, eggs, dairy, nuts, grains and vegetables.», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «nutrients» (+5); the same doer «vegetarians» (+3); the same light verb (be, have, do, get, go) (+1). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t6/)

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### Test 7 · right ✓ {#t7}

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Why are vitamins A and D riskier to overdo than vitamin C?

- **1.** They are poisonous in any amount, even a tiny one — score 5
- **2.** Vitamin C is not a real vitamin — no support
- **3.** They are stored in the body and can build up — **← Mova's choice** · **✓ the right answer** · score 6
- **4.** A and D are only in sweets — no support

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**Why:** It took the question to ask why something happens (its cause). It chose option 3 with score 6, against 5 for the next best. Its support: lesson 21, line 13: «Some vitamins, such as A and D, are stored in the body, and taking too much over time can be harmful.», reached through the option's own match among the sentences about the question's things. What matched: the same action «store» (+3); the same place «body» (+2); the same thing acted on «vitamins» (+1). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t7/)

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### Test 8 · right ✓ {#t8}

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Which plate gives the widest range of vitamins?

- **1.** Fish, rice, broccoli, peppers and a yoghurt — **← Mova's choice** · **✓ the right answer** · no support
- **2.** A big bowl of crisps — no support
- **3.** Chips, sausages, ketchup and a big fizzy drink — no support
- **4.** White bread and jam — no support

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**Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t8/)

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### Test 9 · right ✓ {#t9}

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"Energy drinks have B vitamins so they give u energy" — fair?

- **1.** No, B vitamins make you sleepy — no support
- **2.** Yes, B vitamins are pure energy — no support
- **3.** Yes, that's why sport stars drink them — no support
- **4.** No, B vitamins help use food's energy, they aren't extra fuel — **← Mova's choice** · **✓ the right answer** · score 6

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**Why:** It took the question to ask which statement is true. It chose option 4 with score 6, the only option with support. Its support: lesson 21, line 12: «B vitamins help the body turn food into energy, and vegans usually need a B12 supplement, an extra pill, because B12 comes mainly from animal foods.», reached through the same lesson line as the sentence the question matched. What matched: the same action «help» (+3); the same doer «b vitamins» (+3). · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t9/)

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### Test 10 · wrong ✗ {#t10}

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Kid eats white bread, no fruit, no veg, and can't poo for days. What's missing most?

- **1.** Salt — **← Mova's choice** · no support
- **2.** Calcium — no support
- **3.** Vitamin D — no support
- **4.** Fibre — **✓ the right answer** · no support

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**Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t10/)

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### Test 11 · wrong ✗ {#t11}

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You're pale and tired all the time. Which could a blood test check?

- **1.** Your height — **← Mova's choice** · no support
- **2.** Your eye colour — no support
- **3.** Iron levels — **✓ the right answer** · no support
- **4.** How many carrots you ate — no support

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**Why:** Nothing it remembers matched the question, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/t11/)

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### Exam question 1 · formal language · wrong ✗ {#e1}

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Identify the principal function of ascorbic acid, hereinafter vitamin C, in the human body.

- **1.** The prevention of all infection — **← Mova's choice** · no support
- **2.** The production of clear vision in conditions of total darkness — no support
- **3.** The conversion of sunlight into bone — no support
- **4.** The healing of wounds and the maintenance of healthy gums — **✓ the right answer** · no support

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**Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/e1/)

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### Exam question 2 · formal language · wrong ✗ {#e2}

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Select the response consistent with the established facts concerning the consumption of carrots and nocturnal vision.

- **1.** Carrots contain no precursor of vitamin A — score 5
- **2.** Carrots impair vision in dim light — **← Mova's choice** · score 9
- **3.** Abundant intake confers the power of night vision — no support
- **4.** Normal intake supports ordinary vision but confers no night vision — **✓ the right answer** · no support

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**Why:** It took the question to ask which statement is true. It chose option 2 with score 9, against 5 for the next best. Its support: lesson 21, line 6: «Carrots contain beta-carotene, which the body turns into vitamin A, needed for seeing in dim light; extra carrots do not give night vision.», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «night vision» (+5); the same doer «extra carrots» (+3); a different action (counts against) (+1). The right option, 4, found no support in what it remembers. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/e2/)

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### Exam question 3 · formal language · wrong ✗ {#e3}

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Whereas a child consumes four glasses of fruit juice daily, determine the number of portions credited towards the recommended five.

- **1.** Four portions — **← Mova's choice** · no support
- **2.** No portion whatsoever — no support
- **3.** Five portions — no support
- **4.** One portion only — **✓ the right answer** · no support

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**Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/e3/)

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### Exam question 4 · formal language · wrong ✗ {#e4}

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Ascertain which statement most accurately characterises the vegetarian diet in childhood.

- **1.** It invariably results in protein deficiency — **← Mova's choice** · no support
- **2.** It can supply all requisite nutrients if suitably varied — **✓ the right answer** · no support
- **3.** It necessitates daily injections of vitamins and of protein — no support
- **4.** It is incompatible with growth — no support

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**Why:** No option found support in what it remembers, so it guessed: it took the first option shown. · [the question and its options parsed, with trees and pragmatics](https://md.mova.elamur.ai/free/en/corpora/questions/medicine/21-what-vitamins-do/e4/)

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- ← previous: [20. At the pharmacy](https://md.mova.elamur.ai/free/en/school-run/medicine/20-at-the-pharmacy/)
- next →: [22. Mum's vitamin and cod-liver oil](https://md.mova.elamur.ai/free/en/school-run/medicine/22-mums-vitamin-and-cod-liver-oil/)
- ↑ back to [Medicine](https://md.mova.elamur.ai/free/en/school-run/medicine/)