---
title: A family burns a pile of poison ivy in the garden. Why is that a bad… — Plants deeper: poisonous and stinging… · tree and pragmatics
description: A family burns a pile of poison ivy in the garden. Why is that a bad idea? Test 4 of lesson 255 «Plants deeper: poisonous and stinging plants and staying safe» 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 wa
---

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# Test 4 · Plants deeper: poisonous and stinging plants and staying s…

<!-- .ven lang=en -->
A family burns a pile of poison ivy in the garden. Why is that a bad idea?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 1 · wrong ✗ · **Who acts:** family · **What happens:** burn, be · **To what, where:** pile, garden, bad idea

<!-- .vabout -->
This is test 4 of lesson 255 «Plants deeper: poisonous and stinging plants and staying safe» 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/255-plants-deeper-poisonous-and-stinging-plants-and-staying-safe/#t4).

## The question {#question}

<!-- .note -->
*Sentence 1:* A family burns a pile of poison ivy in the garden.

```conllu
# sent_id = question:biology:255-plants-deeper-poisonous-and-stinging-plants-and-staying-safe:t4:1
# text = A family burns a pile of poison ivy in the garden.
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	family	family	NOUN	NN	Number=Sing	3	nsubj	_	_
3	burns	burn	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	5	det	_	_
5	pile	pile	NOUN	NN	Number=Sing	3	obj	_	_
6	of	of	ADP	IN	_	8	case	_	_
7	poison	poison	NOUN	NN	Number=Sing	8	compound	_	_
8	ivy	ivy	NOUN	NN	Number=Sing	5	nmod	_	_
9	in	in	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	garden	garden	NOUN	NN	Number=Sing	3	obl	_	SpaceAfter=No
12	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **burn** | present | a family | a pile of poison ivy |  | the garden |  |  | vn light\_emission-43.1 «NP V NP.theme»: agent=Agent pile=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.

<!-- .note -->
*Sentence 2:* Why is that a bad idea?

```conllu
# sent_id = question:biology:255-plants-deeper-poisonous-and-stinging-plants-and-staying-safe:t4:2
# text = Why is that a bad idea?
1	Why	why	ADV	WRB	PronType=Int	6	advmod	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	cop	_	_
3	that	that	SCONJ	IN	_	6	mark	_	_
4	a	a	DET	DT	Definite=Ind|PronType=Art	6	det	_	_
5	bad	bad	ADJ	JJ	Degree=Pos	6	amod	_	_
6	idea	idea	NOUN	NN	Number=Sing	0	root	_	SpaceAfter=No
7	?	?	PUNCT	.	_	6	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present |  | a bad idea |  |  |  |  | tree rules |

## The options {#options}

### Option 1 · ✓ the right answer {#o1}

<!-- .ven lang=en -->
The smoke carries the oil and is dangerous for the lungs

```conllu
# sent_id = question:biology:255-plants-deeper-poisonous-and-stinging-plants-and-staying-safe:t4:o1:1
# text = The smoke carries the oil and is dangerous for the lungs
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	smoke	smoke	NOUN	NN	Number=Sing	3	nsubj	_	_
3	carries	carry	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	oil	oil	NOUN	NN	Number=Sing	3	obj	_	_
6	and	and	CCONJ	CC	_	8	cc	_	_
7	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	8	cop	_	_
8	dangerous	dangerous	ADJ	JJ	Degree=Pos	3	conj	_	_
9	for	for	ADP	IN	_	11	case	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
11	lungs	lung	NOUN	NNS	Number=Plur	8	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **carry** | present | the smoke | the oil |  |  |  |  | vn carry-11.4 «NP V NP»: agent=Agent oil=Theme |
| 2 | **is** | present | the smoke *not said here* |  |  |  |  | for the lungs; dangerous *property* | tree rules |

### Option 2 {#o2}

<!-- .ven lang=en -->
Burning poison ivy makes a loud explosion

```conllu
# sent_id = question:biology:255-plants-deeper-poisonous-and-stinging-plants-and-staying-safe:t4:o2:1
# text = Burning poison ivy makes a loud explosion
1	Burning	burn	VERB	VBG	VerbForm=Ger	4	csubj	_	_
2	poison	poison	NOUN	NN	Number=Sing	3	compound	_	_
3	ivy	ivy	NOUN	NN	Number=Sing	1	obj	_	_
4	makes	make	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	loud	loud	ADJ	JJ	Degree=Pos	7	amod	_	_
7	explosion	explosion	NOUN	NN	Number=Sing	4	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **burn** | gerund |  | poison ivy |  |  |  |  | vn light\_emission-43.1 «NP V NP.theme»: agent=Agent ivy=Theme |
| 2 | **make** | present | Burning | a loud explosion |  |  |  |  | vn build-26.1-1 «NP.asset V NP»: agent=Asset explosion=Product |

### Option 3 {#o3}

<!-- .ven lang=en -->
The fire will spread the poison ivy seeds everywhere in the wind

```conllu
# sent_id = question:biology:255-plants-deeper-poisonous-and-stinging-plants-and-staying-safe:t4:o3:1
# text = The fire will spread the poison ivy seeds everywhere in the wind
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	fire	fire	NOUN	NN	Number=Sing	4	nsubj	_	_
3	will	will	AUX	MD	VerbForm=Fin	4	aux	_	_
4	spread	spread	VERB	VB	VerbForm=Inf	0	root	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
6	poison	poison	NOUN	NN	Number=Sing	7	compound	_	_
7	ivy	ivy	NOUN	NN	Number=Sing	8	compound	_	_
8	seeds	seed	NOUN	NNS	Number=Plur	4	obj	_	_
9	everywhere	everywhere	ADV	RB	PronType=Tot	4	advmod	_	_
10	in	in	ADP	IN	_	12	case	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
12	wind	wind	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **spread** | future | the fire | the ivy seeds |  | the wind |  | everywhere *property* | vn spray-9.7-1 «NP V NP PP.destination»: agent=Agent seed=Theme in wind=Destination |

### Option 4 · ← Mova's choice {#o4}

<!-- .ven lang=en -->
It makes the poison ivy grow back faster

```conllu
# sent_id = question:biology:255-plants-deeper-poisonous-and-stinging-plants-and-staying-safe:t4:o4:1
# text = It makes the poison ivy grow back faster
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	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	poison	poison	NOUN	NN	Number=Sing	5	compound	_	_
5	ivy	ivy	NOUN	NN	Number=Sing	2	obj	_	_
6	grow	grow	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	2	xcomp	_	_
7	back	back	ADV	RB	_	6	advmod	_	_
8	faster	fast	ADV	RBR	Degree=Cmp	2	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | present | It | the poison ivy |  |  |  | fast *property* | tree rules |
| 2 | **grow back** | present | the poison ivy *not said here* |  |  |  |  |  | vn appear-48.1.1 «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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