---
title: Why is it so serious to lose soil, when it is just under our feet? — Bees, worms and soil: the hidden helpe… · tree and pragmatics
description: Why is it so serious to lose soil, when it is just under our feet? Test 12 · ★★★ of lesson 291 «Bees, worms and soil: the hidden helpers of our food» 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 12 · ★★★ · Bees, worms and soil: the hidden helpers of our food

<!-- .ven lang=en -->
Why is it so serious to lose soil, when it is just under our feet?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 1 · wrong ✗ · **Who acts:** it, soil · **What happens:** be, lose · **To what, where:** soil, feet

<!-- .vabout -->
This is test 12 · ★★★ of lesson 291 «Bees, worms and soil: the hidden helpers of our food» 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/291-bees-worms-and-soil-the-hidden-helpers-of-our-food/#t12).

## The question {#question}

```conllu
# sent_id = question:biology:291-bees-worms-and-soil-the-hidden-helpers-of-our-food:t12:1
# text = Why is it so serious to lose soil, when it is just under our feet?
1	Why	why	ADV	WRB	PronType=Int	5	advmod	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
3	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	5	nsubj	_	_
4	so	so	ADV	RB	_	5	advmod	_	_
5	serious	serious	ADJ	JJ	Degree=Pos	0	root	_	_
6	to	to	PART	TO	_	7	mark	_	_
7	lose	lose	VERB	VB	VerbForm=Inf	5	xcomp	_	_
8	soil	soil	NOUN	NN	Number=Sing	7	obj	_	SpaceAfter=No
9	,	,	PUNCT	,	_	16	punct	_	_
10	when	when	SCONJ	WRB	_	16	mark	_	_
11	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	16	nsubj	_	_
12	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	16	cop	_	_
13	just	just	ADV	RB	_	16	advmod	_	_
14	under	under	ADP	IN	_	16	case	_	_
15	our	our	PRON	PRP$	Case=Gen|Number=Plur|Person=1|Poss=Yes|PronType=Prs	16	nmod:poss	_	_
16	feet	foot	NOUN	NNS	Number=Plur	5	conj	_	SpaceAfter=No
17	?	?	PUNCT	.	_	5	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | it |  |  |  |  | serious *property* | tree rules |
| 2 | **lose** | to-infinitive |  | soil |  |  |  |  | vn succeed-74-3-1 «NP V NP»: agent=Agent soil=Eventuality |
| 3 | **is** | present | soil |  |  | our feet |  |  | tree rules |

<!-- .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 · ✓ the right answer {#o1}

<!-- .ven lang=en -->
A few centimetres take hundreds of years to form

```conllu
# sent_id = question:biology:291-bees-worms-and-soil-the-hidden-helpers-of-our-food:t12:o1:1
# text = A few centimetres take hundreds of years to form
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	few	few	ADJ	JJ	Degree=Pos	3	amod	_	_
3	centimetres	centimetre	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	take	take	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	hundreds	hundred	NOUN	NNS	Number=Plur	4	obj	_	_
6	of	of	ADP	IN	_	7	case	_	_
7	years	year	NOUN	NNS	Number=Plur	5	nmod	_	_
8	to	to	PART	TO	_	9	mark	_	_
9	form	form	VERB	VB	VerbForm=Inf	4	advcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **take** | present | a few centimetres | hundreds of years |  |  |  |  | vn bring-11.3 «NP V NP»: agent=Agent hundred=Theme |
| 2 | **form** | to-infinitive | a few centimetres *not said here* |  |  |  |  |  | vn appear-48.1.1 «NP V»: agent=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
Soil grows back by itself every spring

```conllu
# sent_id = question:biology:291-bees-worms-and-soil-the-hidden-helpers-of-our-food:t12:o2:1
# text = Soil grows back by itself every spring
1	Soil	soil	NOUN	NN	Number=Sing	2	nsubj	_	_
2	grows	grow	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	back	back	ADV	RB	_	2	advmod	_	_
4	by	by	ADP	IN	_	5	case	_	_
5	itself	itself	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs|Reflex=Yes	2	obl	_	_
6	every	every	DET	DT	PronType=Tot	7	det	_	_
7	spring	spring	NOUN	NN	Number=Sing	2	obl:unmarked	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **grow back** | present | Soil |  |  |  | spring | by Soil | vn appear-48.1.1 «NP V PP.location»: agent=Theme by itself=Location |

### Option 3 {#o3}

<!-- .ven lang=en -->
We can grow all our food on bare rock instead

```conllu
# sent_id = question:biology:291-bees-worms-and-soil-the-hidden-helpers-of-our-food:t12:o3:1
# text = We can grow all our food on bare rock instead
1	We	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	3	nsubj	_	_
2	can	can	AUX	MD	VerbForm=Fin	3	aux	_	_
3	grow	grow	VERB	VB	VerbForm=Inf	0	root	_	_
4	all	all	DET	PDT	PronType=Tot	6	det:predet	_	_
5	our	our	PRON	PRP$	Case=Gen|Number=Plur|Person=1|Poss=Yes|PronType=Prs	6	nmod:poss	_	_
6	food	food	NOUN	NN	Number=Sing	3	obj	_	_
7	on	on	ADP	IN	_	9	case	_	_
8	bare	bare	ADJ	JJ	Degree=Pos	9	amod	_	_
9	rock	rock	NOUN	NN	Number=Sing	3	obl	_	_
10	instead	instead	ADV	RB	_	3	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **grow** | can | We | our food |  | bare rock |  | instead *property* | vn appear-48.1.1 «PP.location V NP»: agent=Location food=Theme |

### Option 4 · ← Mova's choice {#o4}

<!-- .ven lang=en -->
Soil can be made in a factory in a single day

```conllu
# sent_id = question:biology:291-bees-worms-and-soil-the-hidden-helpers-of-our-food:t12:o4:1
# text = Soil can be made in a factory in a single day
1	Soil	soil	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
2	can	can	AUX	MD	VerbForm=Fin	4	aux	_	_
3	be	be	AUX	VB	VerbForm=Inf	4	aux:pass	_	_
4	made	make	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	in	in	ADP	IN	_	7	case	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	factory	factory	NOUN	NN	Number=Sing	4	obl	_	_
8	in	in	ADP	IN	_	11	case	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	11	det	_	_
10	single	single	ADJ	JJ	Degree=Pos	11	amod	_	_
11	day	day	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **make** | can · passive |  | Soil |  | a factory | day |  | vn build-26.1-1 «NP.asset V NP»: subject=Product |

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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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- ↑ back to [Bees, worms and soil: the hidden helpers of our food](https://md.mova.elamur.ai/free/en/corpora/questions/biology/291-bees-worms-and-soil-the-hidden-helpers-of-our-food/)