---
title: Why would a flower close at night? — Weeds and wildflowers: dandelions, net… · tree and pragmatics
description: Why would a flower close at night? Test 10 · ★★★ of lesson 340 «Weeds and wildflowers: dandelions, nettles, daisies, clover and plantain» 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 wrong.
---

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# Test 10 · ★★★ · Weeds and wildflowers: dandelions, nettles, daisies, clove…

<!-- .ven lang=en -->
Why would a flower close at night?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗

<!-- .vabout -->
This is test 10 · ★★★ of lesson 340 «Weeds and wildflowers: dandelions, nettles, daisies, clover and plantain» 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/340-weeds-and-wildflowers-dandelions-nettles-daisies-clover-and-plantain/#t10).

## The question {#question}

```conllu
# sent_id = question:biology:340-weeds-and-wildflowers-dandelions-nettles-daisies-clover-and-plantain:t10:1
# text = Why would a flower close at night?
1	Why	why	ADV	WRB	PronType=Int	5	advmod	_	_
2	would	would	AUX	MD	VerbForm=Fin	5	aux	_	_
3	a	a	DET	DT	Definite=Ind|PronType=Art	4	det	_	_
4	flower	flower	NOUN	NN	Number=Sing	5	nsubj	_	_
5	close	close	ADJ	JJ	Degree=Pos	0	root	_	_
6	at	at	ADP	IN	_	7	case	_	_
7	night	night	NOUN	NN	Number=Sing	5	obl	_	SpaceAfter=No
8	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

## The options {#options}

### Option 1 · ← Mova's choice {#o1}

<!-- .ven lang=en -->
To sleep like a person

```conllu
# sent_id = question:biology:340-weeds-and-wildflowers-dandelions-nettles-daisies-clover-and-plantain:t10:o1:1
# text = To sleep like a person
1	To	to	PART	TO	_	2	mark	_	_
2	sleep	sleep	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	like	like	ADP	IN	_	5	case	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	person	person	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sleep** | to-infinitive |  |  |  |  |  | like a person | vn snooze-40.4-1 «NP V»: agent=Agent |

### Option 2 {#o2}

<!-- .ven lang=en -->
To sleep through the dark hours, like a person, and wake up fresh

<!-- fold The tree, 13 words -->
```conllu
# sent_id = question:biology:340-weeds-and-wildflowers-dandelions-nettles-daisies-clover-and-plantain:t10:o2:1
# text = To sleep through the dark hours, like a person, and wake up fresh
1	To	to	PART	TO	_	2	mark	_	_
2	sleep	sleep	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	through	through	ADP	IN	_	6	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
5	dark	dark	ADJ	JJ	Degree=Pos	6	amod	_	_
6	hours	hour	NOUN	NNS	Number=Plur	2	obl	_	SpaceAfter=No
7	,	,	PUNCT	,	_	10	punct	_	_
8	like	like	ADP	IN	_	10	case	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	person	person	NOUN	NN	Number=Sing	2	obl	_	SpaceAfter=No
11	,	,	PUNCT	,	_	13	punct	_	_
12	and	and	CCONJ	CC	_	13	cc	_	_
13	wake	wake	VERB	VBP	Mood=Ind|Number=Sing|Person=2|Tense=Pres|VerbForm=Fin	2	advcl	_	_
14	up	up	ADP	RP	_	13	compound:prt	_	_
15	fresh	fresh	ADJ	JJ	Degree=Pos	13	xcomp	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **sleep** | to-infinitive |  |  |  |  | hour | like a person | vn snooze-40.4-1 «NP V»: agent=Agent |
| 2 | **wake up** | present |  |  |  |  |  | fresh *property* | vn other\_cos-45.4 «NP.patient V»: agent=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
To hide from the moon

```conllu
# sent_id = question:biology:340-weeds-and-wildflowers-dandelions-nettles-daisies-clover-and-plantain:t10:o3:1
# text = To hide from the moon
1	To	to	PART	TO	_	2	mark	_	_
2	hide	hide	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	from	from	ADP	IN	_	5	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	moon	moon	NOUN	NN	Number=Sing	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **hide** | to-infinitive |  |  |  | the moon |  |  | vn concealment-16-1 «NP V PP.beneficiary»: agent=Agent from moon=Beneficiary |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
To protect its pollen from cold and damp when bees are not flying

```conllu
# sent_id = question:biology:340-weeds-and-wildflowers-dandelions-nettles-daisies-clover-and-plantain:t10:o4:1
# text = To protect its pollen from cold and damp when bees are not flying
1	To	to	PART	TO	_	2	mark	_	_
2	protect	protect	VERB	VB	Mood=Imp|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	pollen	pollen	NOUN	NN	Number=Sing	2	obj	_	_
5	from	from	ADP	IN	_	6	case	_	_
6	cold	cold	ADJ	JJ	Degree=Pos	2	obl	_	_
7	and	and	CCONJ	CC	_	8	cc	_	_
8	damp	damp	ADJ	JJ	Degree=Pos	6	conj	_	_
9	when	when	SCONJ	WRB	_	13	mark	_	_
10	bees	bee	NOUN	NNS	Number=Plur	13	nsubj	_	_
11	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	13	aux	_	_
12	not	not	PART	RB	Polarity=Neg	13	advmod	_	_
13	flying	fly	VERB	VBG	Tense=Pres|VerbForm=Part	2	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **protect** | to-infinitive |  | its pollen |  |  |  | from cold | vn defend-72.3 «NP V NP PP.theme»: agent=Agent pollen=Beneficiary from cold=Theme |
| 2 | **not** **fly** | present · progressive | bees |  |  |  |  |  | vn spatial\_configuration-47.6-1 «NP V»: agent=Theme |

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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: [Weeds and wildflowers: dandelions, net…, test 9](https://md.mova.elamur.ai/free/en/corpora/questions/biology/340-weeds-and-wildflowers-dandelions-nettles-daisies-clover-and-plantain/t9/)
- next →: [Weeds and wildflowers: dandelions, net…, test 11](https://md.mova.elamur.ai/free/en/corpora/questions/biology/340-weeds-and-wildflowers-dandelions-nettles-daisies-clover-and-plantain/t11/)
- ↑ back to [Weeds and wildflowers: dandelions, nettles, daisies, clover and plantain](https://md.mova.elamur.ai/free/en/corpora/questions/biology/340-weeds-and-wildflowers-dandelions-nettles-daisies-clover-and-plantain/)