---
title: It is given that a large fish and several small fish are proposed to… — The fish tank: water, gills, heaters a… · tree and pragmatics
description: It is given that a large fish and several small fish are proposed to share a single aquarium. Ascertain the principal consideration. Exam question 3 of lesson 203 «The fish tank: water, gills, heaters and the right neighbours» of the biology course of Mova's primary school, with the dependency tree 
---

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# Exam question 3 · The fish tank: water, gills, heaters and the right neighbo…

<!-- .ven lang=en -->
It is given that a large fish and several small fish are proposed to share a single aquarium. Ascertain the principal consideration.

<!-- .vintro -->
**Mova's choice:** option 3 · **The right answer:** option 3 · right ✓ · **Who acts:** you · **What happens:** give, propose, share, ascertain · **To what, where:** It, large fish, single aquarium, principal consideration

<!-- .vabout -->
This is exam question 3 of lesson 203 «The fish tank: water, gills, heaters and the right neighbours» 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/203-the-fish-tank-water-gills-heaters-and-the-right-neighbours/#e3).

## The question {#question}

<!-- .note -->
*Sentence 1:* It is given that a large fish and several small fish are proposed to share a single aquarium.

```conllu
# sent_id = question:biology:203-the-fish-tank-water-gills-heaters-and-the-right-neighbours:e3:1
# text = It is given that a large fish and several small fish are proposed to share a single aquarium.
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	3	nsubj:pass	_	_
2	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	aux:pass	_	_
3	given	give	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	that	that	SCONJ	IN	_	13	mark	_	_
5	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
6	large	large	ADJ	JJ	Degree=Pos	7	amod	_	_
7	fish	fish	NOUN	NN	Number=Sing	13	nsubj:pass	_	_
8	and	and	CCONJ	CC	_	11	cc	_	_
9	several	several	ADJ	JJ	Degree=Pos	11	amod	_	_
10	small	small	ADJ	JJ	Degree=Pos	11	amod	_	_
11	fish	fish	NOUN	NNS	Number=Plur	7	conj	_	_
12	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	13	aux:pass	_	_
13	proposed	propose	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	3	advcl	_	_
14	to	to	PART	TO	_	15	mark	_	_
15	share	share	VERB	VB	VerbForm=Inf	13	xcomp	_	_
16	a	a	DET	DT	Definite=Ind|PronType=Art	18	det	_	_
17	single	single	ADJ	JJ	Degree=Pos	18	amod	_	_
18	aquarium	aquarium	NOUN	NN	Number=Sing	15	obj	_	SpaceAfter=No
19	.	.	PUNCT	.	_	3	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **give** | present · passive |  | It |  |  |  |  | vn give-13.1-1 «NP V NP»: subject=Theme |
| 2 | **propose** | present · passive |  | a large fish and several small fish |  |  |  |  | tree rules |
| 3 | **share** | to-infinitive |  | a single aquarium |  |  |  |  | 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.

<!-- .note -->
*Sentence 2:* Ascertain the principal consideration.

```conllu
# sent_id = question:biology:203-the-fish-tank-water-gills-heaters-and-the-right-neighbours:e3:2
# text = Ascertain the principal consideration.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	principal	principal	ADJ	JJ	Degree=Pos	4	amod	_	_
4	consideration	consideration	NOUN	NN	Number=Sing	1	obj	_	SpaceAfter=No
5	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ascertain** | imperative | you *not said here* | the principal consideration |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent consideration=Topic |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
Fish of differing colours are invariably hostile

```conllu
# sent_id = question:biology:203-the-fish-tank-water-gills-heaters-and-the-right-neighbours:e3:o1:1
# text = Fish of differing colours are invariably hostile
1	Fish	fish	NOUN	NNS	Number=Plur	7	nsubj	_	_
2	of	of	ADP	IN	_	4	case	_	_
3	differing	differing	NOUN	NN	Number=Sing	4	compound	_	_
4	colours	colour	NOUN	NNS	Number=Plur	1	nmod	_	_
5	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
6	invariably	invariably	ADV	RB	_	7	advmod	_	_
7	hostile	hostile	ADJ	JJ	Degree=Pos	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Fish of differing colours |  |  |  |  | hostile, invariably *property* | tree rules |

### Option 2 {#o2}

<!-- .ven lang=en -->
Small fish invariably consume large fish

```conllu
# sent_id = question:biology:203-the-fish-tank-water-gills-heaters-and-the-right-neighbours:e3:o2:1
# text = Small fish invariably consume large fish
1	Small	small	ADJ	JJ	Degree=Pos	2	amod	_	_
2	fish	fish	NOUN	NNS	Number=Plur	4	nsubj	_	_
3	invariably	invariably	ADV	RB	_	4	advmod	_	_
4	consume	consume	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	large	large	ADJ	JJ	Degree=Pos	6	amod	_	_
6	fish	fish	NOUN	NN	Number=Sing	4	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **consume** | present | Small fish | large fish |  |  |  | invariably *property* | vn consume-66 «NP V NP»: agent=Agent fish=Asset |

### Option 3 · ← Mova's choice · ✓ the right answer {#o3}

<!-- .ven lang=en -->
Any fish small enough to fit within the mouth of another may be consumed

```conllu
# sent_id = question:biology:203-the-fish-tank-water-gills-heaters-and-the-right-neighbours:e3:o3:1
# text = Any fish small enough to fit within the mouth of another may be consumed
1	Any	any	DET	DT	PronType=Ind	2	det	_	_
2	fish	fish	NOUN	NN	Number=Sing	14	nsubj:pass	_	_
3	small	small	ADJ	JJ	Degree=Pos	2	amod	_	_
4	enough	enough	ADV	RB	_	3	advmod	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	fit	fit	VERB	VB	VerbForm=Inf	3	advcl	_	_
7	within	within	ADP	IN	_	9	case	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	9	det	_	_
9	mouth	mouth	NOUN	NN	Number=Sing	6	obl	_	_
10	of	of	ADP	IN	_	11	case	_	_
11	another	another	DET	DT	PronType=Ind	9	nmod	_	_
12	may	may	AUX	MD	VerbForm=Fin	14	aux	_	_
13	be	be	AUX	VB	VerbForm=Inf	14	aux:pass	_	_
14	consumed	consume	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **fit** | to-infinitive |  |  |  |  |  | within the mouth of another | vn adjust-26.9 «NP V S\_ING»: agent=Agent |
| 2 | **consume** | may · passive |  | any fish |  |  |  |  | vn consume-66 «NP V NP»: subject=Asset |

### Option 4 {#o4}

<!-- .ven lang=en -->
No consideration is required whatsoever

```conllu
# sent_id = question:biology:203-the-fish-tank-water-gills-heaters-and-the-right-neighbours:e3:o4:1
# text = No consideration is required whatsoever
1	No	no	DET	DT	PronType=Neg	2	det	_	_
2	consideration	consideration	NOUN	NN	Number=Sing	4	nsubj:pass	_	_
3	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux:pass	_	_
4	required	require	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
5	whatsoever	whatsoever	ADV	RB	_	4	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **require** | present · passive |  | no consideration |  |  |  | whatsoever *property* | vn require-103-1 «NP V NP»: subject=Precondition |

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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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