---
title: Identify the anatomical feature which permits an octopus to pass thr… — Octopuses, squid and cuttlefish · tree and pragmatics
description: Identify the anatomical feature which permits an octopus to pass through apertures of very small dimension. Exam question 1 of lesson 39 «Octopuses, squid and cuttlefish» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova'
---

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# Exam question 1 · Octopuses, squid and cuttlefish

<!-- .ven lang=en -->
Identify the anatomical feature which permits an octopus to pass through apertures of very small dimension.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** you, anatomical feature · **What happens:** identify, permit, pass · **To what, where:** anatomical feature, octopus, apertures

<!-- .vabout -->
This is exam question 1 of lesson 39 «Octopuses, squid and cuttlefish» 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/39-octopuses-squid-and-cuttlefish/#e1).

## The question {#question}

```conllu
# sent_id = question:biology:39-octopuses-squid-and-cuttlefish:e1:1
# text = Identify the anatomical feature which permits an octopus to pass through apertures of very small dimension.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	anatomical	anatomical	ADJ	JJ	Degree=Pos	4	amod	_	_
4	feature	feature	NOUN	NN	Number=Sing	1	obj	_	_
5	which	which	PRON	WDT	PronType=Rel	6	nsubj	_	_
6	permits	permit	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	4	acl:relcl	_	_
7	an	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	octopus	octopus	NOUN	NN	Number=Sing	6	obj	_	_
9	to	to	PART	TO	_	10	mark	_	_
10	pass	pass	VERB	VB	VerbForm=Inf	6	advcl	_	_
11	through	through	ADP	IN	_	12	case	_	_
12	apertures	aperture	NOUN	NNS	Number=Plur	10	obl	_	_
13	of	of	ADP	IN	_	16	case	_	_
14	very	very	ADV	RB	_	15	advmod	_	_
15	small	small	ADJ	JJ	Degree=Pos	16	amod	_	_
16	dimension	dimension	NOUN	NN	Number=Sing	12	nmod	_	SpaceAfter=No
17	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **identify** | imperative | you *not said here* | the anatomical feature |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent feature=Theme |
| 2 | **permit** | present | the anatomical feature | a octopus |  |  |  |  | vn admit-64.3-1 «NP V NP»: agent=Agent octopus=Theme |
| 3 | **pass** | to-infinitive | the anatomical feature *not said here* |  |  | apertures of small dimension |  |  | vn occur-48.3-1 «NP V PP»: agent=Theme through aperture=Location |

<!-- .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 {#o1}

<!-- .ven lang=en -->
The ability to dissolve its tissues and to reform them afterwards

```conllu
# sent_id = question:biology:39-octopuses-squid-and-cuttlefish:e1:o1:1
# text = The ability to dissolve its tissues and to reform them afterwards
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	ability	ability	NOUN	NN	Number=Sing	0	root	_	_
3	to	to	PART	TO	_	4	mark	_	_
4	dissolve	dissolve	VERB	VB	VerbForm=Inf	2	acl	_	_
5	its	its	PRON	PRP$	Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs	6	nmod:poss	_	_
6	tissues	tissue	NOUN	NNS	Number=Plur	4	obj	_	_
7	and	and	CCONJ	CC	_	9	cc	_	_
8	to	to	PART	TO	_	9	mark	_	_
9	reform	reform	VERB	VB	VerbForm=Inf	4	conj	_	_
10	them	they	PRON	PRP	Case=Acc|Number=Plur|Person=3|PronType=Prs	9	obj	_	_
11	afterwards	afterwards	ADV	RB	_	9	advmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **dissolve** | to-infinitive |  | ability's tissues |  |  |  |  | vn break-45.1 «NP V NP»: agent=Agent tissue=Patient |
| 2 | **reform** | to-infinitive |  | tissues *= tissue* |  |  |  | afterwards *property* | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent they=Patient |

### Option 2 · ✓ the right answer {#o2}

<!-- .ven lang=en -->
The absence of any skeleton save a beak

```conllu
# sent_id = question:biology:39-octopuses-squid-and-cuttlefish:e1:o2:1
# text = The absence of any skeleton save a beak
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	absence	absence	NOUN	NN	Number=Sing	6	nsubj	_	_
3	of	of	ADP	IN	_	5	case	_	_
4	any	any	DET	DT	PronType=Ind	5	det	_	_
5	skeleton	skeleton	NOUN	NN	Number=Sing	2	nmod	_	_
6	save	save	VERB	VB	VerbForm=Inf	0	root	_	_
7	a	a	DET	DT	Definite=Ind|PronType=Art	8	det	_	_
8	beak	beak	NOUN	NN	Number=Sing	6	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **save** | infinitive | the absence of any skeleton | a beak |  |  |  |  | vn get-13.5.1-1 «NP V NP»: agent=Agent beak=Theme |
| 2 | **absent** |  |  | any skeleton |  |  |  |  | nom absence «state transitive»: of=patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
A shell which may be detached

```conllu
# sent_id = question:biology:39-octopuses-squid-and-cuttlefish:e1:o3:1
# text = A shell which may be detached
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	shell	shell	NOUN	NN	Number=Sing	0	root	_	_
3	which	which	PRON	WDT	PronType=Rel	6	nsubj:pass	_	_
4	may	may	AUX	MD	VerbForm=Fin	6	aux	_	_
5	be	be	AUX	VB	VerbForm=Inf	6	aux:pass	_	_
6	detached	detach	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	acl:relcl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **detach** | may · passive |  | a shell |  |  |  |  | vn disassemble-23.3 «NP V NP»: subject=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
Collapsible bones within each arm

```conllu
# sent_id = question:biology:39-octopuses-squid-and-cuttlefish:e1:o4:1
# text = Collapsible bones within each arm
1	Collapsible	collapsible	ADJ	JJ	Degree=Pos	2	amod	_	_
2	bones	bone	NOUN	NNS	Number=Plur	0	root	_	_
3	within	within	ADP	IN	_	5	case	_	_
4	each	each	DET	DT	PronType=Tot	5	det	_	_
5	arm	arm	NOUN	NN	Number=Sing	2	nmod	_	_
```

<!-- .note -->
The frames reader finds no event or fact in this sentence.

<!-- div src -->

**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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- ← previous: [Octopuses, squid and cuttlefish, test 12](https://md.mova.elamur.ai/free/en/corpora/questions/biology/39-octopuses-squid-and-cuttlefish/t12/)
- next →: [Octopuses, squid and cuttlefish, exam 2](https://md.mova.elamur.ai/free/en/corpora/questions/biology/39-octopuses-squid-and-cuttlefish/e2/)
- ↑ back to [Octopuses, squid and cuttlefish](https://md.mova.elamur.ai/free/en/corpora/questions/biology/39-octopuses-squid-and-cuttlefish/)

