---
title: A plant is kept in a dark cupboard for two weeks. Why does it turn p… — How plants make their food · tree and pragmatics
description: A plant is kept in a dark cupboard for two weeks. Why does it turn pale and weak? Test 1 · ★ of lesson 22 «How plants make their food» of the world 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 1 · ★ · How plants make their food

<!-- .ven lang=en -->
A plant is kept in a dark cupboard for two weeks. Why does it turn pale and weak?

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

<!-- .vabout -->
This is test 1 · ★ of lesson 22 «How plants make their food» of the world 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/world/22-photosynthesis/#t1).

## The question {#question}

<!-- .note -->
*Sentence 1:* A plant is kept in a dark cupboard for two weeks.

```conllu
# sent_id = question:world:22-photosynthesis:t1:1
# text = A plant is kept in a dark cupboard for two weeks.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	plant	plant	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	kept	keep	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	in	in	ADP	IN	_	8	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
7	dark	dark	ADJ	JJ	Degree=Pos	8	amod	_	_
8	cupboard	cupboard	NOUN	NN	Number=Sing	4	obl	_	_
9	for	for	ADP	IN	_	11	case	_	_
10	two	two	NUM	CD	NumForm=Word|NumType=Card	11	nummod	_	_
11	weeks	week	NOUN	NNS	Number=Plur	4	obl	_	SpaceAfter=No
12	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **keep** | present · passive |  | a plant |  | a dark cupboard | week |  | 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.

<!-- .note -->
*Sentence 2:* Why does it turn pale and weak?

```conllu
# sent_id = question:world:22-photosynthesis:t1:2
# text = Why does it turn pale and weak?
1	Why	why	ADV	WRB	PronType=Int	4	advmod	_	_
2	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux	_	_
3	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
4	turn	turn	VERB	VB	VerbForm=Inf	0	root	_	_
5	pale	pale	ADJ	JJ	Degree=Pos	4	xcomp	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	weak	weak	ADJ	JJ	Degree=Pos	5	conj	_	SpaceAfter=No
8	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **turn** | present · do-support | plant |  |  |  |  | pale *property* | vn roll-51.3.1 «NP.theme V»: agent=Theme |

## The options {#options}

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

<!-- .ven lang=en -->
It cannot make food without light

```conllu
# sent_id = question:world:22-photosynthesis:t1:o1:1
# text = It cannot make food without light
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
2	can	can	AUX	MD	VerbForm=Fin	4	aux	_	SpaceAfter=No
3	not	not	PART	RB	Polarity=Neg	4	advmod	_	_
4	make	make	VERB	VB	VerbForm=Inf	0	root	_	_
5	food	food	NOUN	NN	Number=Sing	4	obj	_	_
6	without	without	ADP	IN	_	7	case	_	_
7	light	light	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **not** **make** | can | It | food |  |  |  | without light | vn build-26.1-1 «NP.material V NP»: agent=Material food=Product |

### Option 2 {#o2}

<!-- .ven lang=en -->
It makes too much oxygen

```conllu
# sent_id = question:world:22-photosynthesis:t1:o2:1
# text = It makes too much oxygen
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	too	too	ADV	RB	_	4	advmod	_	_
4	much	much	ADJ	JJ	Degree=Pos	5	amod	_	_
5	oxygen	oxygen	NOUN	NN	Number=Sing	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | It | much oxygen |  |  |  |  | vn build-26.1-1 «NP.material V NP»: agent=Material oxygen=Product |

### Option 3 {#o3}

<!-- .ven lang=en -->
It gets too much carbon dioxide

```conllu
# sent_id = question:world:22-photosynthesis:t1:o3:1
# text = It gets too much carbon dioxide
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	gets	get	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	too	too	ADV	RB	_	4	advmod	_	_
4	much	much	ADJ	JJ	Degree=Pos	6	amod	_	_
5	carbon	carbon	NOUN	NN	Number=Sing	6	compound	_	_
6	dioxide	dioxide	NOUN	NN	Number=Sing	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **get** | present | It | much carbon dioxide |  |  |  |  | vn comprehend-87.2-1 «NP V NP»: agent=Experiencer dioxide=Stimulus |

### Option 4 {#o4}

<!-- .ven lang=en -->
Darkness poisons its roots

```conllu
# sent_id = question:world:22-photosynthesis:t1:o4:1
# text = Darkness poisons its roots
1	Darkness	darkness	NOUN	NN	Number=Sing	2	nsubj	_	_
2	poisons	poison	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	roots	root	NOUN	NNS	Number=Plur	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **poison** | present | Darkness | Darkness's roots |  |  |  |  | vn poison-42.2 «NP V NP»: agent=Agent root=Patient |

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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: [Parts of a plant and what each does, exam 4](https://md.mova.elamur.ai/free/en/corpora/questions/world/21-parts-of-a-plant/e4/)
- next →: [How plants make their food, test 2](https://md.mova.elamur.ai/free/en/corpora/questions/world/22-photosynthesis/t2/)
- ↑ back to [How plants make their food](https://md.mova.elamur.ai/free/en/corpora/questions/world/22-photosynthesis/)