---
title: Ascertain the reason for which canned food may be stored for years w… — Crisps, bread, cereal and dairy · tree and pragmatics
description: Ascertain the reason for which canned food may be stored for years without refrigeration. Exam question 4 of lesson 3 «Crisps, bread, cereal and dairy» of the technology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was rig
---

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# Exam question 4 · Crisps, bread, cereal and dairy

<!-- .ven lang=en -->
Ascertain the reason for which canned food may be stored for years without refrigeration.

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 3 · right ✓ · **Who acts:** you, reason · **What happens:** ascertain, cann, store · **To what, where:** reason, food

<!-- .vabout -->
This is exam question 4 of lesson 3 «Crisps, bread, cereal and dairy» of the technology 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/technology/3-crisps-bread-cereal-and-dairy/#e4).

## The question {#question}

```conllu
# sent_id = question:technology:3-crisps-bread-cereal-and-dairy:e4:1
# text = Ascertain the reason for which canned food may be stored for years without refrigeration.
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	6	nsubj	_	_
6	canned	cann	VERB	VBD	Mood=Ind|Number=Sing|Person=3|Tense=Past|VerbForm=Fin	3	acl:relcl	_	_
7	food	food	NOUN	NN	Number=Sing	10	nsubj:pass	_	_
8	may	may	AUX	MD	VerbForm=Fin	10	aux	_	_
9	be	be	AUX	VB	VerbForm=Inf	10	aux:pass	_	_
10	stored	store	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	ccomp	_	_
11	for	for	ADP	IN	_	12	case	_	_
12	years	year	NOUN	NNS	Number=Plur	10	obl	_	_
13	without	without	ADP	IN	_	14	case	_	_
14	refrigeration	refrigeration	NOUN	NN	Number=Sing	10	obl	_	SpaceAfter=No
15	.	.	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 | **cann** | past | the reason |  |  |  |  |  | tree rules |
| 3 | **store** | may · passive |  | food |  |  | year | without refrigeration | vn keep-15.2 «NP V NP»: subject=Theme |

<!-- .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 -->
Germs are unable to survive in darkness

```conllu
# sent_id = question:technology:3-crisps-bread-cereal-and-dairy:e4:o1:1
# text = Germs are unable to survive in darkness
1	Germs	germ	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	unable	unable	ADJ	JJ	Degree=Pos	0	root	_	_
4	to	to	PART	TO	_	5	mark	_	_
5	survive	survive	VERB	VB	VerbForm=Inf	3	xcomp	_	_
6	in	in	ADP	IN	_	7	case	_	_
7	darkness	darkness	NOUN	NN	Number=Sing	5	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Germs |  |  |  |  | unable *property* | tree rules |
| 2 | **survive** | to-infinitive | Germs *not said here* |  |  | darkness |  |  | vn exist-47.1-1 «NP V PP.location»: agent=Theme in darkness=Location |

### Option 2 {#o2}

<!-- .ven lang=en -->
The can contains a concealed cooling device

```conllu
# sent_id = question:technology:3-crisps-bread-cereal-and-dairy:e4:o2:1
# text = The can contains a concealed cooling device
1	The	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
2	can	can	AUX	MD	VerbForm=Fin	3	aux	_	_
3	contains	contain	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
5	concealed	conceal	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	7	amod	_	_
6	cooling	cooling	NOUN	NN	Number=Sing	7	compound	_	_
7	device	device	NOUN	NN	Number=Sing	3	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **contain** | can |  | a concealed cooling device |  |  |  |  | vn comprise-107.2-2 «NP V NP»: agent=Pivot device=Theme |
| 2 | **conceal** | participle |  |  |  |  |  |  | vn concealment-16 «NP V NP»: agent=Agent |

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

<!-- .ven lang=en -->
The food is sealed within the can and subsequently heated, destroying the germs within

<!-- fold The tree, 14 words -->
```conllu
# sent_id = question:technology:3-crisps-bread-cereal-and-dairy:e4:o3:1
# text = The food is sealed within the can and subsequently heated, destroying the germs within
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	food	food	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	sealed	seal	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	within	within	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	can	can	AUX	MD	VerbForm=Fin	4	conj	_	_
8	and	and	CCONJ	CC	_	10	cc	_	_
9	subsequently	subsequently	ADV	RB	_	10	advmod	_	_
10	heated	heat	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	conj	_	SpaceAfter=No
11	,	,	PUNCT	,	_	12	punct	_	_
12	destroying	destroy	VERB	VBG	Tense=Pres|VerbForm=Part	10	advcl	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	germs	germ	NOUN	NNS	Number=Plur	12	obj	_	_
15	within	within	ADP	IN	_	10	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **seal** | present · passive |  | the food |  |  |  |  | vn tape-22.4 «NP V NP»: subject=Patient |
| 2 | **heat** | participle |  |  |  |  |  | subsequently *property* | vn cooking-45.3 «NP.patient V»: agent=Patient |
| 3 | **destroy** | gerund |  | the germs |  |  |  |  | vn destroy-44 «NP V NP»: agent=Agent germ=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
The food is preserved by the paper label

```conllu
# sent_id = question:technology:3-crisps-bread-cereal-and-dairy:e4:o4:1
# text = The food is preserved by the paper label
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	food	food	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	preserved	preserve	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	by	by	ADP	IN	_	8	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
7	paper	paper	NOUN	NN	Number=Sing	8	compound	_	_
8	label	label	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **preserve** | present · passive | the paper label | the food |  |  |  |  | vn defend-72.3 «NP V NP»: agent=Agent subject=Beneficiary |

<!-- div src -->

**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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