---
title: A deep fish has huge eyes but lives where sunlight never reaches. Wh… — The deep dark: anglerfish, giant squid… · tree and pragmatics
description: A deep fish has huge eyes but lives where sunlight never reaches. Why does it need them? Test 12 · ★★ of lesson 176 «The deep dark: anglerfish, giant squid, blobfish and whale falls» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each o
---

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# Test 12 · ★★ · The deep dark: anglerfish, giant squid, blobfish and whale…

<!-- .ven lang=en -->
A deep fish has huge eyes but lives where sunlight never reaches. Why does it need them?

<!-- .vintro -->
**Mova's choice:** option 2 · **The right answer:** option 2 · right ✓ · **Who acts:** deep fish, sunlight · **What happens:** have, not reach, need · **To what, where:** huge eyes, eyes

<!-- .vabout -->
This is test 12 · ★★ of lesson 176 «The deep dark: anglerfish, giant squid, blobfish and whale falls» 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/176-the-deep-dark-anglerfish-giant-squid-blobfish-and-whale-falls/#t12).

## The question {#question}

<!-- .note -->
*Sentence 1:* A deep fish has huge eyes but lives where sunlight never reaches.

```conllu
# sent_id = question:biology:176-the-deep-dark-anglerfish-giant-squid-blobfish-and-whale-falls:t12:1
# text = A deep fish has huge eyes but lives where sunlight never reaches.
1	A	a	DET	DT	Definite=Ind|PronType=Art	3	det	_	_
2	deep	deep	ADJ	JJ	Degree=Pos	3	amod	_	_
3	fish	fish	NOUN	NN	Number=Sing	4	nsubj	_	_
4	has	have	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
5	huge	huge	ADJ	JJ	Degree=Pos	6	amod	_	_
6	eyes	eye	NOUN	NNS	Number=Plur	4	obj	_	_
7	but	but	CCONJ	CC	_	8	cc	_	_
8	lives	life	NOUN	NNS	Number=Plur	6	conj	_	_
9	where	where	ADV	WRB	PronType=Rel	12	advmod	_	_
10	sunlight	sunlight	NOUN	NN	Number=Sing	12	nsubj	_	_
11	never	never	ADV	RB	PronType=Neg	12	advmod	_	_
12	reaches	reach	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	6	acl:relcl	_	SpaceAfter=No
13	.	.	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **have** | present | a deep fish | huge eyes but lives |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent eye=Patient |
| 2 | **not** **reach** | present | sunlight |  |  |  |  |  | vn body\_motion-49.2-1-1 «NP V»: agent=Agent |

<!-- .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:* Why does it need them?

```conllu
# sent_id = question:biology:176-the-deep-dark-anglerfish-giant-squid-blobfish-and-whale-falls:t12:2
# text = Why does it need them?
1	Why	why	ADV	WRB	PronType=Int	4	advmod	_	_
2	does	do	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	aux	_	_
3	it	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	4	nsubj	_	_
4	need	need	VERB	VB	VerbForm=Inf	0	root	_	_
5	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	4	obj	_	SpaceAfter=No
6	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **need** | present · do-support | sunlight | eyes *= eye* |  |  |  |  | vn want-32.1-1-1 «NP V NP ADV»: agent=Pivot they=Theme |

## The options {#options}

### Option 1 {#o1}

<!-- .ven lang=en -->
They are left over from its ancestors and useless

```conllu
# sent_id = question:biology:176-the-deep-dark-anglerfish-giant-squid-blobfish-and-whale-falls:t12:o1:1
# text = They are left over from its ancestors and useless
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	left	leave	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	0	root	_	_
4	over	over	ADV	RB	_	3	advmod	_	_
5	from	from	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	ancestors	ancestor	NOUN	NNS	Number=Plur	3	obl	_	_
8	and	and	CCONJ	CC	_	9	cc	_	_
9	useless	useless	ADJ	JJ	Degree=Pos	3	conj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **leave over** | present · passive |  | They |  | its ancestors |  | over *property* | vn leave-51.2-1 «NP V NP.initial\_location PP.destination»: subject=Source from ancestor=Destination |

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

<!-- .ven lang=en -->
To catch faint light from glowing animals

```conllu
# sent_id = question:biology:176-the-deep-dark-anglerfish-giant-squid-blobfish-and-whale-falls:t12:o2:1
# text = To catch faint light from glowing animals
1	To	to	PART	TO	_	2	mark	_	_
2	catch	catch	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	faint	faint	ADJ	JJ	Degree=Pos	4	amod	_	_
4	light	light	NOUN	NN	Number=Sing	2	obj	_	_
5	from	from	ADP	IN	_	7	case	_	_
6	glowing	glow	VERB	VBG	VerbForm=Ger	7	amod	_	_
7	animals	animal	NOUN	NNS	Number=Plur	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **catch** | to-infinitive |  | faint light |  |  |  | from glowing animals | vn get-13.5.1 «NP V NP PP.source»: agent=Agent light=Theme from animal=Source |
| 2 | **glow** | gerund |  |  |  |  |  |  | vn light\_emission-43.1 «NP V»: agent=Theme |

### Option 3 {#o3}

<!-- .ven lang=en -->
To scare people

```conllu
# sent_id = question:biology:176-the-deep-dark-anglerfish-giant-squid-blobfish-and-whale-falls:t12:o3:1
# text = To scare people
1	To	to	PART	TO	_	2	mark	_	_
2	scare	scare	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
3	people	people	NOUN	NNS	Number=Plur	2	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **scare** | to-infinitive |  | people |  |  |  |  | vn amuse-31.1 «NP V NP»: agent=Stimulus people=Experiencer |

### Option 4 {#o4}

<!-- .ven lang=en -->
It needs them to see the Sun high above

```conllu
# sent_id = question:biology:176-the-deep-dark-anglerfish-giant-squid-blobfish-and-whale-falls:t12:o4:1
# text = It needs them to see the Sun high above
1	It	it	PRON	PRP	Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	nsubj	_	_
2	needs	need	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	2	obj	_	_
4	to	to	PART	TO	_	5	mark	_	_
5	see	see	VERB	VB	VerbForm=Inf	2	xcomp	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	Sun	Sun	PROPN	NNP	Number=Sing	5	obj	_	_
8	high	high	ADJ	JJ	Degree=Pos	5	xcomp	_	_
9	above	above	ADV	RB	_	5	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **need** | present | It | them *= they* |  |  |  |  | tree rules |
| 2 | **see** *not said to happen* | to-infinitive | them *= they* *not said here* | the Sun |  |  |  | above, high *property* | vn comprehend-87.2-1-1 «NP V NP»: agent=Experiencer sun=Stimulus |

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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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