---
title: Which of the following statements most accurately characterises the… — Ukraine's waters: Danube delta pelican… · tree and pragmatics
description: Which of the following statements most accurately characterises the deep waters of the Black Sea below approximately two hundred metres? Exam question 3 of lesson 374 «Ukraine's waters: Danube delta pelicans, Black Sea dolphins, sturgeon and gobies» of the biology course of Mova's primary school, wi
---

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# Exam question 3 · Ukraine's waters: Danube delta pelicans, Black Sea dolphin…

<!-- .ven lang=en -->
Which of the following statements most accurately characterises the deep waters of the Black Sea below approximately two hundred metres?

<!-- .vintro -->
**Mova's choice:** option 4 · **The right answer:** option 1 · wrong ✗ · **What happens:** follow, characteris · **To what, where:** deep waters

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This is exam question 3 of lesson 374 «Ukraine's waters: Danube delta pelicans, Black Sea dolphins, sturgeon and gobies» 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/374-ukraine-s-waters-danube-delta-pelicans-black-sea-dolphins-sturgeon-and-gobies/#e3).

## The question {#question}

```conllu
# sent_id = question:biology:374-ukraine-s-waters-danube-delta-pelicans-black-sea-dolphins-sturgeon-and-gobies:e3:1
# text = Which of the following statements most accurately characterises the deep waters of the Black Sea below approximately two hundred metres?
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	11	det	_	_
10	deep	deep	ADJ	JJ	Degree=Pos	11	amod	_	_
11	waters	water	NOUN	NNS	Number=Plur	8	obj	_	_
12	of	of	ADP	IN	_	15	case	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	15	det	_	_
14	Black	Black	PROPN	NNP	Number=Sing	15	compound	_	_
15	Sea	Sea	PROPN	NNP	Number=Sing	11	nmod	_	_
16	below	below	ADV	RB	_	19	advmod	_	_
17	approximately	approximately	ADV	RB	_	19	advmod	_	_
18	two	two	NUM	CD	NumForm=Word|NumType=Card	19	compound	_	_
19	hundred	hundred	NUM	CD	NumForm=Word|NumType=Card	20	nummod	_	_
20	metres	metre	NOUN	NNS	Number=Plur	8	obl:unmarked	_	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 deep waters of the Black Sea |  |  |  | of the following statements; hundred metres *obl:unmarked*; accurately *property* | 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 -->
They are almost devoid of oxygen, and few organisms besides bacteria inhabit them

```conllu
# sent_id = question:biology:374-ukraine-s-waters-danube-delta-pelicans-black-sea-dolphins-sturgeon-and-gobies:e3:o1:1
# text = They are almost devoid of oxygen, and few organisms besides bacteria inhabit them
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	4	nsubj	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	cop	_	_
3	almost	almost	ADV	RB	_	4	advmod	_	_
4	devoid	devoid	ADJ	JJ	Degree=Pos	0	root	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	oxygen	oxygen	NOUN	NN	Number=Sing	4	obl	_	SpaceAfter=No
7	,	,	PUNCT	,	_	13	punct	_	_
8	and	and	CCONJ	CC	_	13	cc	_	_
9	few	few	ADJ	JJ	Degree=Pos	10	amod	_	_
10	organisms	organism	NOUN	NNS	Number=Plur	13	nsubj	_	_
11	besides	besides	ADP	IN	_	12	case	_	_
12	bacteria	bacterium	NOUN	NNS	Number=Plur	10	nmod	_	_
13	inhabit	inhabit	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	4	conj	_	_
14	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	13	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | They |  |  |  |  | of oxygen; almost, devoid *property* | tree rules |
| 2 | **inhabit** | present | few organisms besides bacteria | bacteria *= bacterium* |  |  |  |  | tree rules |

### Option 2 {#o2}

<!-- .ven lang=en -->
They are inhabited principally by dolphins, porpoises and the larger sturgeon

```conllu
# sent_id = question:biology:374-ukraine-s-waters-danube-delta-pelicans-black-sea-dolphins-sturgeon-and-gobies:e3:o2:1
# text = They are inhabited principally by dolphins, porpoises and the larger sturgeon
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	inhabited	inhabit	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	principally	principally	ADV	RB	_	3	advmod	_	_
5	by	by	ADP	IN	_	6	case	_	_
6	dolphins	dolphin	NOUN	NNS	Number=Plur	3	obl	_	SpaceAfter=No
7	,	,	PUNCT	,	_	8	punct	_	_
8	porpoises	porpoise	NOUN	NNS	Number=Plur	6	conj	_	_
9	and	and	CCONJ	CC	_	12	cc	_	_
10	the	the	DET	DT	Definite=Def|PronType=Art	12	det	_	_
11	larger	large	ADJ	JJR	Degree=Cmp	12	amod	_	_
12	sturgeon	sturgeon	NOUN	NN	Number=Sing	6	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **inhabit** | present · passive | dolphins and porpoises and the larger sturgeon | They |  |  |  | principally *property* | tree rules |

### Option 3 {#o3}

<!-- .ven lang=en -->
They are richer in oxygen than the surface

```conllu
# sent_id = question:biology:374-ukraine-s-waters-danube-delta-pelicans-black-sea-dolphins-sturgeon-and-gobies:e3:o3:1
# text = They are richer in oxygen than the surface
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	richer	rich	ADJ	JJR	Degree=Cmp	0	root	_	_
4	in	in	ADP	IN	_	5	case	_	_
5	oxygen	oxygen	NOUN	NN	Number=Sing	3	obl	_	_
6	than	than	ADP	IN	_	8	case	_	_
7	the	the	DET	DT	Definite=Def|PronType=Art	8	det	_	_
8	surface	surface	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | They |  |  | oxygen |  | than the surface; rich *property* | tree rules |

### Option 4 · ← Mova's choice {#o4}

<!-- .ven lang=en -->
They are frozen throughout the year

```conllu
# sent_id = question:biology:374-ukraine-s-waters-danube-delta-pelicans-black-sea-dolphins-sturgeon-and-gobies:e3:o4:1
# text = They are frozen throughout the year
1	They	they	PRON	PRP	Case=Nom|Number=Plur|Person=3|PronType=Prs	3	nsubj:pass	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	frozen	freeze	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	throughout	throughout	ADP	IN	_	6	case	_	_
5	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
6	year	year	NOUN	NN	Number=Sing	3	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **freeze** | present · passive |  | They |  |  | year |  | vn other\_cos-45.4-1 «NP V NP ADJ»: subject=Result |

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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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