---
title: Why should a sack of potatoes be kept in a dark cupboard? — Rice, maize and potatoes: the plants t… · tree and pragmatics
description: Why should a sack of potatoes be kept in a dark cupboard? Test 7 · ★ of lesson 345 «Rice, maize and potatoes: the plants that feed the world» 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 right.
---

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# Test 7 · ★ · Rice, maize and potatoes: the plants that feed the world

<!-- .ven lang=en -->
Why should a sack of potatoes be kept in a dark cupboard?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **What happens:** keep · **To what, where:** sack, dark cupboard

<!-- .vabout -->
This is test 7 · ★ of lesson 345 «Rice, maize and potatoes: the plants that feed the world» 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/345-rice-maize-and-potatoes-the-plants-that-feed-the-world/#t7).

## The question {#question}

```conllu
# sent_id = question:biology:345-rice-maize-and-potatoes-the-plants-that-feed-the-world:t7:1
# text = Why should a sack of potatoes be kept in a dark cupboard?
1	Why	why	ADV	WRB	PronType=Int	8	advmod	_	_
2	should	should	AUX	MD	VerbForm=Fin	8	aux	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	sack	sack	NOUN	NN	Number=Sing	8	nsubj:pass	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	potatoes	potato	NOUN	NNS	Number=Plur	4	nmod	_	_
7	be	be	AUX	VB	VerbForm=Inf	8	aux:pass	_	_
8	kept	keep	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
9	in	in	ADP	IN	_	12	case	_	_
10	a	a	DET	DT	Definite=Ind|PronType=Art	12	det	_	_
11	dark	dark	ADJ	JJ	Degree=Pos	12	amod	_	_
12	cupboard	cupboard	NOUN	NN	Number=Sing	8	obl	_	SpaceAfter=No
13	?	?	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **keep** | should · passive |  | a sack of potatoes |  | a dark cupboard |  |  | vn keep-15.2 «NP V NP PP.location»: subject=Theme in cupboard=Location |

<!-- .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 -->
Light makes them turn green and produce poison

```conllu
# sent_id = question:biology:345-rice-maize-and-potatoes-the-plants-that-feed-the-world:t7:o1:1
# text = Light makes them turn green and produce poison
1	Light	light	NOUN	NN	Number=Sing	2	nsubj	_	_
2	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	2	obj	_	_
4	turn	turn	VERB	VB	VerbForm=Inf	2	xcomp	_	_
5	green	green	ADJ	JJ	Degree=Pos	4	xcomp	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	produce	produce	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	conj	_	_
8	poison	poison	NOUN	NN	Number=Sing	7	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | Light | them *= they* |  |  |  |  | tree rules |
| 2 | **turn** | infinitive | them *= they* *not said here* |  |  |  |  | green *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |
| 3 | **produce** | present | Light *not said here* | poison |  |  |  |  | vn create-26.4 «NP V NP»: agent=Agent poison=Result |

### Option 2 {#o2}

<!-- .ven lang=en -->
Light melts their skins

```conllu
# sent_id = question:biology:345-rice-maize-and-potatoes-the-plants-that-feed-the-world:t7:o2:1
# text = Light melts their skins
1	Light	light	NOUN	NN	Number=Sing	2	nsubj	_	_
2	melts	melt	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	4	nmod:poss	_	_
4	skins	skin	NOUN	NNS	Number=Plur	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **melt** | present | Light | their skins |  |  |  |  | vn other\_cos-45.4-1 «NP V NP ADJ»: agent=Patient skin=Result |

### Option 3 {#o3}

<!-- .ven lang=en -->
The dark makes them grow much bigger in the sack

```conllu
# sent_id = question:biology:345-rice-maize-and-potatoes-the-plants-that-feed-the-world:t7:o3:1
# text = The dark makes them grow much bigger in the sack
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	dark	dark	NOUN	NN	Number=Sing	3	nsubj	_	_
3	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	3	obj	_	_
5	grow	grow	VERB	VB	VerbForm=Inf	3	xcomp	_	_
6	much	much	ADV	RB	_	7	advmod	_	_
7	bigger	big	ADJ	JJR	Degree=Cmp	3	xcomp	_	_
8	in	in	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	sack	sack	NOUN	NN	Number=Sing	7	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | the dark | them *= they* |  |  |  | big *property* | tree rules |
| 2 | **grow** | infinitive | them *= they* *not said here* |  |  |  |  |  | vn appear-48.1.1 «NP V»: agent=Theme |

### Option 4 {#o4}

<!-- .ven lang=en -->
Potatoes are afraid of light

```conllu
# sent_id = question:biology:345-rice-maize-and-potatoes-the-plants-that-feed-the-world:t7:o4:1
# text = Potatoes are afraid of light
1	Potatoes	potato	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	afraid	afraid	ADJ	JJ	Degree=Pos	0	root	_	_
4	of	of	ADP	IN	_	5	case	_	_
5	light	light	NOUN	NN	Number=Sing	3	obl	_	_
```

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

<!-- 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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