---
title: «sugar's bad for teeth cos it's sharp» What is the real reason? — Plants we eat: roots, stems, leaves, f… · tree and pragmatics
description: «sugar's bad for teeth cos it's sharp» What is the real reason? Test 11 · ★★ of lesson 288 «Plants we eat: roots, stems, leaves, flowers, fruits and seeds» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was ri
---

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# Test 11 · ★★ · Plants we eat: roots, stems, leaves, flowers, fruits and s…

<!-- .ven lang=en -->
«sugar's bad for teeth cos it's sharp» What is the real reason?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** sugar · **What happens:** be · **To what, where:** real reason

<!-- .vabout -->
This is test 11 · ★★ of lesson 288 «Plants we eat: roots, stems, leaves, flowers, fruits and seeds» of the biology course of Mova's primary school. The page gives the question's syntax tree — a dependency tree in the style of Universal Dependencies — and its pragmatics clause by clause, then the 4 options as the student saw them, each with its tree and pragmatics. Every text is parsed by Mova itself. How the student answered it, with the score of every option and why: [the test at school](https://md.mova.elamur.ai/free/en/school-run/biology/288-plants-we-eat-roots-stems-leaves-flowers-fruits-and-seeds/#t11).

## The question {#question}

```conllu
# sent_id = question:biology:288-plants-we-eat-roots-stems-leaves-flowers-fruits-and-seeds:t11:1
# text = «sugar's bad for teeth cos it's sharp» What is the real reason?
1	«	«	PUNCT	``	_	4	punct	_	SpaceAfter=No
2	sugar	sugar	NOUN	NN	Number=Sing	4	nsubj	_	SpaceAfter=No
3	's	's	PART	POS	_	2	case	_	_
4	bad	bad	ADJ	JJ	Degree=Pos	0	root	_	_
5	for	for	ADP	IN	_	6	case	_	_
6	teeth	tooth	NOUN	NNS	Number=Plur	4	obl	_	_
7	cos	cos	SCONJ	IN	_	10	mark	_	_
8	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	nsubj	_	SpaceAfter=No
9	's	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	cop	_	_
10	sharp	sharp	ADJ	JJ	Degree=Pos	16	advcl	_	SpaceAfter=No
11	»	»	PUNCT	''	_	10	punct	_	_
12	What	what	PRON	WP	PronType=Int	16	nsubj	_	_
13	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	16	cop	_	_
14	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
15	real	real	ADJ	JJ	Degree=Pos	16	amod	_	_
16	reason	reason	NOUN	NN	Number=Sing	4	parataxis	_	SpaceAfter=No
17	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** *in a quote* | present | sugar |  |  |  |  | sharp *property* | tree rules |
| 2 | **is a** | present |  | the real reason |  |  |  |  | tree rules |

<!-- .note -->
One row per clause the reader finds. «not said here»: a role filled from the clause above. «roles by»: a VerbNet class and frame when one fits the verb, else the reader's rules on the tree.

## The options {#options}

### Option 1 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Mouth bacteria eat sugar and make acid

```conllu
# sent_id = question:biology:288-plants-we-eat-roots-stems-leaves-flowers-fruits-and-seeds:t11:o1:1
# text = Mouth bacteria eat sugar and make acid
1	Mouth	mouth	NOUN	NN	Number=Sing	2	compound	_	_
2	bacteria	bacterium	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	eat	eat	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	sugar	sugar	NOUN	NN	Number=Sing	3	obj	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	make	make	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	conj	_	_
7	acid	acid	NOUN	NN	Number=Sing	6	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **eat** | present | Mouth bacteria | sugar |  |  |  |  | vn eat-39.1-1 «NP V NP»: agent=Agent sugar=Patient |
| 2 | **make** | present | Mouth bacteria *not said here* | acid |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset acid=Product |

### Option 2 {#o2}

<!-- .ven lang=en -->
Sugar turns into stones

```conllu
# sent_id = question:biology:288-plants-we-eat-roots-stems-leaves-flowers-fruits-and-seeds:t11:o2:1
# text = Sugar turns into stones
1	Sugar	sugar	NOUN	NN	Number=Sing	2	nsubj	_	_
2	turns	turn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	into	into	ADP	IN	_	4	case	_	_
4	stones	stone	NOUN	NNS	Number=Plur	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | present | Sugar |  |  | stones |  |  | vn roll-51.3.1 «NP V PP.trajectory»: agent=Theme into stone=Trajectory |

### Option 3 {#o3}

<!-- .ven lang=en -->
Sugar crystals cut the teeth like tiny knives

```conllu
# sent_id = question:biology:288-plants-we-eat-roots-stems-leaves-flowers-fruits-and-seeds:t11:o3:1
# text = Sugar crystals cut the teeth like tiny knives
1	Sugar	sugar	NOUN	NN	Number=Sing	2	compound	_	_
2	crystals	crystal	NOUN	NNS	Number=Plur	3	nsubj	_	_
3	cut	cut	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	teeth	tooth	NOUN	NNS	Number=Plur	3	obj	_	_
6	like	like	ADP	IN	_	8	case	_	_
7	tiny	tiny	ADJ	JJ	Degree=Pos	8	amod	_	_
8	knives	knife	NOUN	NNS	Number=Plur	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cut** | present | Sugar crystals | the teeth |  |  |  | like tiny knives | vn build-26.1-1 «NP.asset V NP»: agent=Asset tooth=Product |

### Option 4 {#o4}

<!-- .ven lang=en -->
Sugar is too cold

```conllu
# sent_id = question:biology:288-plants-we-eat-roots-stems-leaves-flowers-fruits-and-seeds:t11:o4:1
# text = Sugar is too cold
1	Sugar	sugar	NOUN	NN	Number=Sing	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	too	too	ADV	RB	_	4	advmod	_	_
4	cold	cold	ADJ	JJ	Degree=Pos	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Sugar |  |  |  |  | cold *property* | tree rules |

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**Text:** the tests of Mova's primary school, written for Mova (`world/data/school/`), as the course runner gave them to the student. **Trees:** Mova's own parse — the `en` model on the CPU, when the site is built — not checked by a teacher; they may be wrong. **Frames:** Mova's frames reader (`prag`), each text read on its own. Elamur Cosmic License.

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- ← previous: [Plants we eat: roots, stems, leaves, f…, test 10](https://md.mova.elamur.ai/free/en/corpora/questions/biology/288-plants-we-eat-roots-stems-leaves-flowers-fruits-and-seeds/t10/)
- next →: [Plants we eat: roots, stems, leaves, f…, test 12](https://md.mova.elamur.ai/free/en/corpora/questions/biology/288-plants-we-eat-roots-stems-leaves-flowers-fruits-and-seeds/t12/)
- ↑ back to [Plants we eat: roots, stems, leaves, flowers, fruits and seeds](https://md.mova.elamur.ai/free/en/corpora/questions/biology/288-plants-we-eat-roots-stems-leaves-flowers-fruits-and-seeds/)