---
title: Ascertain the reason for which chocolate is hazardous to dogs. — Sugar, chocolate, tea and coffee: the… · tree and pragmatics
description: Ascertain the reason for which chocolate is hazardous to dogs. Exam question 3 of lesson 347 «Sugar, chocolate, tea and coffee: the plants behind treats» 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 righ
---

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# Exam question 3 · Sugar, chocolate, tea and coffee: the plants behind treats

<!-- .ven lang=en -->
Ascertain the reason for which chocolate is hazardous to dogs.

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

<!-- .vabout -->
This is exam question 3 of lesson 347 «Sugar, chocolate, tea and coffee: the plants behind treats» of the biology course of Mova's primary school, asked in stiff, formal language. 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/347-sugar-chocolate-tea-and-coffee-the-plants-behind-treats/#e3).

## The question {#question}

```conllu
# sent_id = question:biology:347-sugar-chocolate-tea-and-coffee-the-plants-behind-treats:e3:1
# text = Ascertain the reason for which chocolate is hazardous to dogs.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	reason	reason	NOUN	NN	Number=Sing	1	obj	_	_
4	for	for	ADP	IN	_	5	case	_	_
5	which	which	PRON	WDT	PronType=Rel	8	obl	_	_
6	chocolate	chocolate	NOUN	NN	Number=Sing	8	nsubj	_	_
7	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
8	hazardous	hazardous	ADJ	JJ	Degree=Pos	3	acl	_	_
9	to	to	ADP	IN	_	10	case	_	_
10	dogs	dog	NOUN	NNS	Number=Plur	8	obl	_	SpaceAfter=No
11	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ascertain** | imperative | you *not said here* | the reason |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent reason=Topic |
| 2 | **is** | present | chocolate |  |  |  |  | for the reason; to dogs; hazardous *property* | 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 -->
Dogs metabolise theobromine very slowly, so that it accumulates and affects the heart

```conllu
# sent_id = question:biology:347-sugar-chocolate-tea-and-coffee-the-plants-behind-treats:e3:o1:1
# text = Dogs metabolise theobromine very slowly, so that it accumulates and affects the heart
1	Dogs	dog	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	metabolise	metabolise	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	theobromine	theobromine	NOUN	NN	Number=Sing	2	obj	_	_
4	very	very	ADV	RB	_	5	advmod	_	_
5	slowly	slowly	ADV	RB	_	2	advmod	_	SpaceAfter=No
6	,	,	PUNCT	,	_	10	punct	_	_
7	so	so	SCONJ	IN	ExtPos=SCONJ	10	mark	_	_
8	that	that	SCONJ	IN	_	7	fixed	_	_
9	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	10	nsubj	_	_
10	accumulates	accumulate	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	parataxis	_	_
11	and	and	CCONJ	CC	_	12	cc	_	_
12	affects	affect	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	conj	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	heart	heart	NOUN	NN	Number=Sing	12	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **metabolise** | present | Dogs | theobromine |  |  |  | slowly *property* | tree rules |
| 2 | **accumulate** | present | theobromine |  |  |  |  |  | vn herd-47.5.2 «NP V»: agent=Theme |
| 3 | **affect** | present | theobromine *not said here* | the heart |  |  |  |  | vn amuse-31.1 «NP V NP»: agent=Stimulus heart=Experiencer |

### Option 2 {#o2}

<!-- .ven lang=en -->
Chocolate is excessively adhesive and adheres to the teeth of dogs, causing them to decay rapidly

<!-- fold The tree, 16 words -->
```conllu
# sent_id = question:biology:347-sugar-chocolate-tea-and-coffee-the-plants-behind-treats:e3:o2:1
# text = Chocolate is excessively adhesive and adheres to the teeth of dogs, causing them to decay rapidly
1	Chocolate	chocolate	NOUN	NN	Number=Sing	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	excessively	excessively	ADV	RB	_	4	advmod	_	_
4	adhesive	adhesive	ADJ	JJ	Degree=Pos	0	root	_	_
5	and	and	CCONJ	CC	_	6	cc	_	_
6	adheres	adhere	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	conj	_	_
7	to	to	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	teeth	tooth	NOUN	NNS	Number=Plur	6	obl	_	_
10	of	of	ADP	IN	_	11	case	_	_
11	dogs	dog	NOUN	NNS	Number=Plur	9	nmod	_	SpaceAfter=No
12	,	,	PUNCT	,	_	13	punct	_	_
13	causing	cause	VERB	VBG	Tense=Pres|VerbForm=Part	4	conj	_	_
14	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	13	obj	_	_
15	to	to	PART	TO	_	16	mark	_	_
16	decay	decay	VERB	VB	VerbForm=Inf	13	xcomp	_	_
17	rapidly	rapidly	ADV	RB	_	16	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Chocolate |  |  |  |  | adhesive, excessively *property* | tree rules |
| 2 | **adhere** | present | Chocolate *not said here* |  |  |  |  | to the teeth of dogs | vn cling-22.5 «NP V PP.co-theme»: agent=Theme to tooth=Co-Theme |
| 3 | **cause** | gerund | Chocolate *not said here* | dogs *= dog* |  |  |  |  | tree rules |
| 4 | **decay** | to-infinitive | dogs *= dog* *not said here* |  |  |  |  | rapidly *property* | vn entity\_specific\_cos-45.5 «NP.patient V»: agent=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
Chocolate causes the immediate loss of canine fur

```conllu
# sent_id = question:biology:347-sugar-chocolate-tea-and-coffee-the-plants-behind-treats:e3:o3:1
# text = Chocolate causes the immediate loss of canine fur
1	Chocolate	chocolate	NOUN	NN	Number=Sing	2	nsubj	_	_
2	causes	cause	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	immediate	immediate	ADJ	JJ	Degree=Pos	5	amod	_	_
5	loss	loss	NOUN	NN	Number=Sing	2	obj	_	_
6	of	of	ADP	IN	_	8	case	_	_
7	canine	canine	ADJ	JJ	Degree=Pos	8	amod	_	_
8	fur	fur	NOUN	NN	Number=Sing	5	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cause** | present | Chocolate | the immediate loss of canine fur |  |  |  |  | vn engender-27.1-1 «NP V NP»: agent=Precondition loss=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
Dogs are universally allergic to sugar

```conllu
# sent_id = question:biology:347-sugar-chocolate-tea-and-coffee-the-plants-behind-treats:e3:o4:1
# text = Dogs are universally allergic to sugar
1	Dogs	dog	NOUN	NNS	Number=Plur	4	nsubj	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	universally	universally	ADV	RB	_	4	advmod	_	_
4	allergic	allergic	ADJ	JJ	Degree=Pos	0	root	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	sugar	sugar	NOUN	NN	Number=Sing	4	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Dogs |  |  |  |  | allergic, universally *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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