---
title: If all the decomposers in a wood disappeared, what would happen? — Soil and what lives in it · tree and pragmatics
description: If all the decomposers in a wood disappeared, what would happen? Test 4 of lesson 63 «Soil and what lives in it» 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 4 · Soil and what lives in it

<!-- .ven lang=en -->
If all the decomposers in a wood disappeared, what would happen?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 2 · right ✓ · **Who acts:** decomposers · **What happens:** disappear, happen

<!-- .vabout -->
This is test 4 of lesson 63 «Soil and what lives in it» 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/63-soil-and-what-lives-in-it/#t4).

## The question {#question}

```conllu
# sent_id = question:world:63-soil-and-what-lives-in-it:t4:1
# text = If all the decomposers in a wood disappeared, what would happen?
1	If	if	SCONJ	IN	_	8	mark	_	_
2	all	all	DET	PDT	PronType=Tot	4	det:predet	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	decomposers	decomposer	NOUN	NNS	Number=Plur	8	nsubj	_	_
5	in	in	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	wood	wood	NOUN	NN	Number=Sing	4	nmod	_	_
8	disappeared	disappear	VERB	VBN	Tense=Past|VerbForm=Part	12	advcl	_	SpaceAfter=No
9	,	,	PUNCT	,	_	8	punct	_	_
10	what	what	PRON	WP	PronType=Int	12	nsubj	_	_
11	would	would	AUX	MD	VerbForm=Fin	12	aux	_	_
12	happen	happen	VERB	VB	VerbForm=Inf	0	root	_	SpaceAfter=No
13	?	?	PUNCT	.	_	12	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **disappear** *a condition, not said to happen* | participle | all decomposers in a wood |  |  |  |  |  | vn disappearance-48.2-1 «NP V»: agent=Theme |
| 2 | **happen** | would |  |  |  |  |  |  | vn occur-48.3-1 «NP V»: agent=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 -->
The soil would become richer and richer every year as the dead things piled up

<!-- fold The tree, 15 words -->
```conllu
# sent_id = question:world:63-soil-and-what-lives-in-it:t4:o1:1
# text = The soil would become richer and richer every year as the dead things piled up
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	soil	soil	NOUN	NN	Number=Sing	4	nsubj	_	_
3	would	would	AUX	MD	VerbForm=Fin	4	aux	_	_
4	become	become	VERB	VB	VerbForm=Inf	0	root	_	_
5	richer	rich	ADJ	JJR	Degree=Cmp	9	amod	_	_
6	and	and	CCONJ	CC	_	7	cc	_	_
7	richer	rich	ADJ	JJR	Degree=Cmp	5	conj	_	_
8	every	every	DET	DT	PronType=Tot	9	det	_	_
9	year	year	NOUN	NN	Number=Sing	4	xcomp	_	_
10	as	as	ADP	IN	_	13	case	_	_
11	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
12	dead	dead	ADJ	JJ	Degree=Pos	13	amod	_	_
13	things	thing	NOUN	NNS	Number=Plur	9	nmod	_	_
14	piled	pile	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	13	acl	_	_
15	up	up	ADP	RP	_	14	compound:prt	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **become** | would | the soil | every richer year as the dead things |  |  |  |  | vn become-109.1-1-1 «NP V PP.attribute»: agent=Patient |
| 2 | **pile up** | participle |  | the dead things *not said here* |  |  |  |  | vn spray-9.7-1-1 «NP V PP.destination»: agent=Theme |

### Option 2 · ← Mova's choice · ✓ the right answer {#o2}

<!-- .ven lang=en -->
Dead leaves and bodies would pile up and the soil would lose its nutrients

```conllu
# sent_id = question:world:63-soil-and-what-lives-in-it:t4:o2:1
# text = Dead leaves and bodies would pile up and the soil would lose its nutrients
1	Dead	dead	ADJ	JJ	Degree=Pos	2	amod	_	_
2	leaves	leaf	NOUN	NNS	Number=Plur	6	nsubj	_	_
3	and	and	CCONJ	CC	_	4	cc	_	_
4	bodies	body	NOUN	NNS	Number=Plur	2	conj	_	_
5	would	would	AUX	MD	VerbForm=Fin	6	aux	_	_
6	pile	pile	VERB	VB	VerbForm=Inf	0	root	_	_
7	up	up	ADP	RP	_	6	compound:prt	_	_
8	and	and	CCONJ	CC	_	12	cc	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	soil	soil	NOUN	NN	Number=Sing	12	nsubj	_	_
11	would	would	AUX	MD	VerbForm=Fin	12	aux	_	_
12	lose	lose	VERB	VB	VerbForm=Inf	6	conj	_	_
13	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	14	nmod:poss	_	_
14	nutrients	nutrient	NOUN	NNS	Number=Plur	12	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **pile up** | would | Dead leaves and bodies |  |  |  |  |  | vn spray-9.7-1-1 «NP V PP.destination»: agent=Theme |
| 2 | **lose** | would | the soil | soil's nutrients |  |  |  |  | vn succeed-74-3-1 «NP V NP»: agent=Agent nutrient=Eventuality |

### Option 3 {#o3}

<!-- .ven lang=en -->
The trees would grow faster than ever

```conllu
# sent_id = question:world:63-soil-and-what-lives-in-it:t4:o3:1
# text = The trees would grow faster than ever
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	trees	tree	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	would	would	AUX	MD	VerbForm=Fin	4	aux	_	_
4	grow	grow	VERB	VB	VerbForm=Inf	0	root	_	_
5	faster	fast	ADV	RBR	Degree=Cmp	4	advmod	_	_
6	than	than	ADP	IN	_	7	case	_	_
7	ever	ever	ADV	RB	PronType=Ind	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **grow** | would | the trees |  |  |  |  | fast *property* | vn appear-48.1.1 «NP V»: agent=Theme |

### Option 4 {#o4}

<!-- .ven lang=en -->
Nothing would change at all

```conllu
# sent_id = question:world:63-soil-and-what-lives-in-it:t4:o4:1
# text = Nothing would change at all
1	Nothing	nothing	PRON	NN	Number=Sing|PronType=Neg	3	nsubj	_	_
2	would	would	AUX	MD	VerbForm=Fin	3	aux	_	_
3	change	change	VERB	VB	VerbForm=Inf	0	root	_	_
4	at	at	ADP	IN	_	5	case	_	_
5	all	all	DET	DT	PronType=Tot	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **change** | would | Nothing |  |  | all |  |  | vn dress-41.1.1-1-1 «NP V»: agent=Agent |

<!-- 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 -->

<!-- pn -->
- ← previous: [Soil and what lives in it, test 3](https://md.mova.elamur.ai/free/en/corpora/questions/world/63-soil-and-what-lives-in-it/t3/)
- next →: [Soil and what lives in it, test 5](https://md.mova.elamur.ai/free/en/corpora/questions/world/63-soil-and-what-lives-in-it/t5/)
- ↑ back to [Soil and what lives in it](https://md.mova.elamur.ai/free/en/corpora/questions/world/63-soil-and-what-lives-in-it/)

