---
title: Identify the principal reason for which the pig is observed to wallo… — The petting farm: goats, sheep, pigs,… · tree and pragmatics
description: Identify the principal reason for which the pig is observed to wallow in mud in warm weather. Exam question 1 of lesson 96 «The petting farm: goats, sheep, pigs, rabbits and washing hands» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of 
---

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# Exam question 1 · The petting farm: goats, sheep, pigs, rabbits and washing…

<!-- .ven lang=en -->
Identify the principal reason for which the pig is observed to wallow in mud in warm weather.

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 3 · right ✓ · **Who acts:** you · **What happens:** identify, observe, wallow · **To what, where:** principal reason, pig, mud

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This is exam question 1 of lesson 96 «The petting farm: goats, sheep, pigs, rabbits and washing hands» 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/96-the-petting-farm-goats-sheep-pigs-rabbits-and-washing-hands/#e1).

## The question {#question}

```conllu
# sent_id = question:biology:96-the-petting-farm-goats-sheep-pigs-rabbits-and-washing-hands:e1:1
# text = Identify the principal reason for which the pig is observed to wallow in mud in warm weather.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	principal	principal	ADJ	JJ	Degree=Pos	4	amod	_	_
4	reason	reason	NOUN	NN	Number=Sing	1	obj	_	_
5	for	for	ADP	IN	_	6	case	_	_
6	which	which	PRON	WDT	PronType=Rel	10	obl	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	pig	pig	NOUN	NN	Number=Sing	10	nsubj:pass	_	_
9	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	aux:pass	_	_
10	observed	observe	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	acl:relcl	_	_
11	to	to	PART	TO	_	12	mark	_	_
12	wallow	wallow	VERB	VB	VerbForm=Inf	10	xcomp	_	_
13	in	in	ADP	IN	_	14	case	_	_
14	mud	mud	NOUN	NN	Number=Sing	12	obl	_	_
15	in	in	ADP	IN	_	17	case	_	_
16	warm	warm	ADJ	JJ	Degree=Pos	17	amod	_	_
17	weather	weather	NOUN	NN	Number=Sing	12	obl	_	SpaceAfter=No
18	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the principal reason |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent reason=Theme |
| 2 | **observe** | present · passive |  | the pig |  |  |  | for the principal reason | tree rules |
| 3 | **wallow** | to-infinitive |  |  |  | mud |  | in warm weather | vn marvel-31.3 «NP V»: agent=Experiencer |

<!-- .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 {#o1}

<!-- .ven lang=en -->
It derives its food principally from mud

```conllu
# sent_id = question:biology:96-the-petting-farm-goats-sheep-pigs-rabbits-and-washing-hands:e1:o1:1
# text = It derives its food principally from mud
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	derives	derive	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	food	food	NOUN	NN	Number=Sing	2	obj	_	_
5	principally	principally	ADV	RB	_	2	advmod	_	_
6	from	from	ADP	IN	_	7	case	_	_
7	mud	mud	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **derive** | present | It | its food |  | mud |  | principally *property* | vn create-26.4 «NP V NP PP.material»: agent=Agent food=Result from mud=Material |

### Option 2 {#o2}

<!-- .ven lang=en -->
It thereby removes parasites from its teeth

```conllu
# sent_id = question:biology:96-the-petting-farm-goats-sheep-pigs-rabbits-and-washing-hands:e1:o2:1
# text = It thereby removes parasites from its teeth
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj	_	_
2	thereby	thereby	ADV	RB	_	3	advmod	_	_
3	removes	remove	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	parasites	parasite	NOUN	NNS	Number=Plur	3	obj	_	_
5	from	from	ADP	IN	_	7	case	_	_
6	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	7	nmod:poss	_	_
7	teeth	tooth	NOUN	NNS	Number=Plur	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **remove** | present | It | parasites |  | its teeth |  | thereby *property* | vn fire-10.10 «NP V NP PP.source»: agent=Agent parasite=Theme from tooth=Source |

### Option 3 · ← Mova's choice · ✓ the right answer {#o3}

<!-- .ven lang=en -->
It possesses few sweat glands and mud serves to cool the skin

```conllu
# sent_id = question:biology:96-the-petting-farm-goats-sheep-pigs-rabbits-and-washing-hands:e1:o3:1
# text = It possesses few sweat glands and mud serves to cool the skin
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	possesses	possess	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	few	few	ADJ	JJ	Degree=Pos	5	amod	_	_
4	sweat	sweat	NOUN	NN	Number=Sing	5	compound	_	_
5	glands	gland	NOUN	NNS	Number=Plur	2	obj	_	_
6	and	and	CCONJ	CC	_	8	cc	_	_
7	mud	mud	NOUN	NN	Number=Sing	8	nsubj	_	_
8	serves	serve	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	_
9	to	to	PART	TO	_	10	mark	_	_
10	cool	cool	VERB	VB	VerbForm=Inf	8	xcomp	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	skin	skin	NOUN	NN	Number=Sing	10	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **possess** | present | It | few sweat glands |  |  |  |  | vn own-100.1 «NP V NP»: agent=Pivot gland=Theme |
| 2 | **serve** | present | mud |  |  |  |  |  | tree rules |
| 3 | **cool** | to-infinitive | mud *not said here* | the skin |  |  |  |  | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent skin=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
It is by nature disposed towards uncleanliness and enjoys dirt

```conllu
# sent_id = question:biology:96-the-petting-farm-goats-sheep-pigs-rabbits-and-washing-hands:e1:o4:1
# text = It is by nature disposed towards uncleanliness and enjoys dirt
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	by	by	ADP	IN	_	4	case	_	_
4	nature	nature	NOUN	NN	Number=Sing	0	root	_	_
5	disposed	dispose	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	acl	_	_
6	towards	towards	ADP	IN	_	7	case	_	_
7	uncleanliness	uncleanliness	NOUN	NN	Number=Sing	5	obl	_	_
8	and	and	CCONJ	CC	_	9	cc	_	_
9	enjoys	enjoy	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	conj	_	_
10	dirt	dirt	NOUN	NN	Number=Sing	9	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | It |  |  |  |  | by nature | tree rules |
| 2 | **dispose** | participle |  | nature *not said here* |  |  |  | towards uncleanliness | vn addict-96 «NP V NP PP.Theme»: agent=Agent |
| 3 | **enjoy** | present |  | dirt |  |  |  |  | vn admire-31.2 «NP V NP»: agent=Experiencer dirt=Stimulus |

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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.

<!-- /div -->

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