---
title: Which of the following statements most accurately characterises the… — Deserts of the world: fennec foxes, fo… · tree and pragmatics
description: Which of the following statements most accurately characterises the method by which the Namib fog-basking beetle obtains water? Exam question 2 of lesson 182 «Deserts of the world: fennec foxes, fog-drinking beetles, camels and silver ants» of the biology course of Mova's primary school, with the de
---

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# Exam question 2 · Deserts of the world: fennec foxes, fog-drinking beetles,…

<!-- .ven lang=en -->
Which of the following statements most accurately characterises the method by which the Namib fog-basking beetle obtains water?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** Namib, fog basking beetle · **What happens:** follow, characteris, bask, beetle, obtain · **To what, where:** method, water

<!-- .vabout -->
This is exam question 2 of lesson 182 «Deserts of the world: fennec foxes, fog-drinking beetles, camels and silver ants» of the biology course of Mova's primary school, asked in stiff, formal language. 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/182-deserts-of-the-world-fennec-foxes-fog-drinking-beetles-camels-and-silver-ants/#e2).

## The question {#question}

```conllu
# sent_id = question:biology:182-deserts-of-the-world-fennec-foxes-fog-drinking-beetles-camels-and-silver-ants:e2:1
# text = Which of the following statements most accurately characterises the method by which the Namib fog-basking beetle obtains water?
1	Which	which	PRON	WDT	PronType=Rel	8	nsubj	_	_
2	of	of	ADP	IN	_	5	case	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
4	following	follow	VERB	VBG	VerbForm=Ger	5	amod	_	_
5	statements	statement	NOUN	NNS	Number=Plur	8	obl	_	_
6	most	most	ADV	RBS	Degree=Sup	7	advmod	_	_
7	accurately	accurately	ADV	RB	_	8	advmod	_	_
8	characterises	characteris	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	method	method	NOUN	NN	Number=Sing	8	obj	_	_
11	by	by	ADP	IN	_	12	case	_	_
12	which	which	PRON	WDT	PronType=Rel	19	obl	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	18	det	_	_
14	Namib	Namib	PROPN	NNP	Number=Sing	18	nsubj	_	_
15	fog	fog	NOUN	NN	Number=Sing	18	compound	_	SpaceAfter=No
16	-	-	PUNCT	HYPH	_	15	punct	_	SpaceAfter=No
17	basking	bask	VERB	VBG	VerbForm=Ger	18	amod	_	_
18	beetle	beetle	NOUN	NN	Number=Sing	19	nsubj	_	_
19	obtains	obtain	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	acl:relcl	_	_
20	water	water	NOUN	NN	Number=Sing	19	obj	_	SpaceAfter=No
21	?	?	PUNCT	.	_	8	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **follow** | gerund |  |  |  |  |  |  | vn occur-48.3-1 «NP V»: agent=Theme |
| 2 | **characteris** | present |  | the method |  |  |  | of the following statements; accurately *property* | tree rules |
| 3 | **bask** | gerund |  |  |  |  |  |  | vn marvel-31.3 «NP V»: agent=Experiencer |
| 4 | **beetle** |  | Namib |  |  |  |  |  | tree rules |
| 5 | **obtain** | present | the fog basking beetle | water |  |  |  | by the method | vn obtain-13.5.2-1 «NP V NP»: agent=Agent water=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 · ← Mova's choice · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Droplets condense from fog upon its back and run down to its mouth

```conllu
# sent_id = question:biology:182-deserts-of-the-world-fennec-foxes-fog-drinking-beetles-camels-and-silver-ants:e2:o1:1
# text = Droplets condense from fog upon its back and run down to its mouth
1	Droplets	droplet	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	condense	condense	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	from	from	ADP	IN	_	4	case	_	_
4	fog	fog	NOUN	NN	Number=Sing	2	obl	_	_
5	upon	upon	ADP	IN	_	7	case	_	_
6	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	7	nmod:poss	_	_
7	back	back	NOUN	NN	Number=Sing	2	obl	_	_
8	and	and	CCONJ	CC	_	9	cc	_	_
9	run	run	VERB	VB	VerbForm=Inf	2	conj	_	_
10	down	down	ADV	RB	_	9	advmod	_	_
11	to	to	ADP	IN	_	13	case	_	_
12	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	13	nmod:poss	_	_
13	mouth	mouth	NOUN	NN	Number=Sing	9	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **condense** | present | Droplets |  |  | fog |  | upon fog's back | vn other\_cos-45.4 «NP.patient V»: agent=Patient |
| 2 | **run down** | infinitive | Droplets *not said here* |  |  |  |  | to back's mouth *result*; down *property* | vn run-51.3.2-2-1 «NP V PP.result»: agent=Theme to mouth=Result |

### Option 2 {#o2}

<!-- .ven lang=en -->
It extracts moisture exclusively from cactus stems

```conllu
# sent_id = question:biology:182-deserts-of-the-world-fennec-foxes-fog-drinking-beetles-camels-and-silver-ants:e2:o2:1
# text = It extracts moisture exclusively from cactus stems
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	extracts	extract	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	moisture	moisture	NOUN	NN	Number=Sing	2	obj	_	_
4	exclusively	exclusively	ADV	RB	_	2	advmod	_	_
5	from	from	ADP	IN	_	7	case	_	_
6	cactus	cactus	NOUN	NN	Number=Sing	7	compound	_	_
7	stems	stem	NOUN	NNS	Number=Plur	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **extract** | present | It | moisture |  | cactus stems |  | exclusively *property* | vn remove-10.1 «NP V NP PP»: agent=Agent moisture=Theme from stem=Initial\_Location |

### Option 3 {#o3}

<!-- .ven lang=en -->
It excavates subterranean wells

```conllu
# sent_id = question:biology:182-deserts-of-the-world-fennec-foxes-fog-drinking-beetles-camels-and-silver-ants:e2:o3:1
# text = It excavates subterranean wells
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	excavates	excavate	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	subterranean	subterranean	NOUN	NN	Number=Sing	4	compound	_	_
4	wells	well	NOUN	NNS	Number=Plur	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **excavate** | present | It | subterranean wells |  |  |  |  | vn search-35.2 «NP V NP PP.theme»: agent=Agent well=Location |

### Option 4 {#o4}

<!-- .ven lang=en -->
It consumes the blood of larger animals

```conllu
# sent_id = question:biology:182-deserts-of-the-world-fennec-foxes-fog-drinking-beetles-camels-and-silver-ants:e2:o4:1
# text = It consumes the blood of larger animals
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	consumes	consume	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	blood	blood	NOUN	NN	Number=Sing	2	obj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	larger	large	ADJ	JJR	Degree=Cmp	7	amod	_	_
7	animals	animal	NOUN	NNS	Number=Plur	4	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **consume** | present | It | the blood of larger animals |  |  |  |  | vn consume-66 «NP V NP»: agent=Agent blood=Asset |

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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.

<!-- /div -->

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