---
title: Identify the reason for which a reptile kept in captivity requires a… — Tortoises, lizards and geckos as pets:… · tree and pragmatics
description: Identify the reason for which a reptile kept in captivity requires a source of external heat. Exam question 1 of lesson 329 «Tortoises, lizards and geckos as pets: heat, light and washing hands» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question a
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/biology/329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands/e1/)

<!-- crumbs -->
[home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/questions/biology/) / [Tortoises, lizards and geckos as pets:…](https://md.mova.elamur.ai/free/en/corpora/questions/biology/329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands/) / e1

# Exam question 1 · Tortoises, lizards and geckos as pets: heat, light and was…

<!-- .ven lang=en -->
Identify the reason for which a reptile kept in captivity requires a source of external heat.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 4 · wrong ✗ · **Who acts:** you, reptile · **What happens:** identify, keep, require · **To what, where:** reason, reptile, captivity, source

<!-- .vabout -->
This is exam question 1 of lesson 329 «Tortoises, lizards and geckos as pets: heat, light and washing hands» 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/329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands/#e1).

## The question {#question}

```conllu
# sent_id = question:biology:329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands:e1:1
# text = Identify the reason for which a reptile kept in captivity requires a source of external heat.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	reason	reason	NOUN	NN	Number=Sing	1	obj	_	_
4	for	for	ADP	IN	_	5	case	_	_
5	which	which	PRON	WDT	PronType=Rel	11	obl	_	_
6	a	a	DET	DT	Definite=Ind|PronType=Art	7	det	_	_
7	reptile	reptile	NOUN	NN	Number=Sing	11	nsubj	_	_
8	kept	keep	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	7	acl	_	_
9	in	in	ADP	IN	_	10	case	_	_
10	captivity	captivity	NOUN	NN	Number=Sing	8	obl	_	_
11	requires	require	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	acl	_	_
12	a	a	DET	DT	Definite=Ind|PronType=Art	13	det	_	_
13	source	source	NOUN	NN	Number=Sing	11	obj	_	_
14	of	of	ADP	IN	_	16	case	_	_
15	external	external	ADJ	JJ	Degree=Pos	16	amod	_	_
16	heat	heat	NOUN	NN	Number=Sing	13	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 reason |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent reason=Theme |
| 2 | **keep** | participle |  | a reptile *not said here* |  | captivity |  |  | vn keep-15.2 «NP V NP PP.location»: agent=Agent in captivity=Location |
| 3 | **require** | present | a reptile | a source of external heat |  |  |  | for the reason | vn require-103-1 «NP V NP»: agent=Theme source=Precondition |

<!-- .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 -->
Reptiles are prone to catching colds

```conllu
# sent_id = question:biology:329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands:e1:o1:1
# text = Reptiles are prone to catching colds
1	Reptiles	reptile	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	prone	prone	NOUN	NN	Number=Sing	0	root	_	_
4	to	to	SCONJ	IN	_	5	mark	_	_
5	catching	catch	VERB	VBG	VerbForm=Ger	3	acl	_	_
6	colds	cold	NOUN	NNS	Number=Plur	5	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is a** | present | Reptiles | prone |  |  |  |  | tree rules |
| 2 | **catch** | gerund |  | colds |  |  |  |  | vn get-13.5.1 «NP V NP»: agent=Agent cold=Theme |

### Option 2 {#o2}

<!-- .ven lang=en -->
The heat serves to harden the shell

```conllu
# sent_id = question:biology:329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands:e1:o2:1
# text = The heat serves to harden the shell
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	heat	heat	NOUN	NN	Number=Sing	3	nsubj	_	_
3	serves	serve	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	to	to	PART	TO	_	5	mark	_	_
5	harden	harden	VERB	VB	VerbForm=Inf	3	xcomp	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	shell	shell	NOUN	NN	Number=Sing	5	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **serve** | present | the heat |  |  |  |  |  | tree rules |
| 2 | **harden** | to-infinitive | the heat *not said here* | the shell |  |  |  |  | vn other\_cos-45.4 «NP V NP.patient»: agent=Agent shell=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
The heat prevents the shedding of skin

```conllu
# sent_id = question:biology:329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands:e1:o3:1
# text = The heat prevents the shedding of skin
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	heat	heat	NOUN	NN	Number=Sing	3	nsubj	_	_
3	prevents	prevent	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	shedding	shedding	NOUN	NN	Number=Sing	3	obj	_	_
6	of	of	ADP	IN	_	7	case	_	_
7	skin	skin	NOUN	NN	Number=Sing	5	nmod	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **prevent** | present | the heat | the shedding of skin |  |  |  |  | vn forbid-64.4-1 «NP V NP»: agent=Causer shedding=Theme |
| 2 | **shed** |  | skin |  |  |  |  |  | nom shedding «process intransitive»: of=agent |

### Option 4 · ✓ the right answer {#o4}

<!-- .ven lang=en -->
Reptiles are incapable of generating their own body heat

```conllu
# sent_id = question:biology:329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands:e1:o4:1
# text = Reptiles are incapable of generating their own body heat
1	Reptiles	reptile	NOUN	NNS	Number=Plur	3	nsubj	_	_
2	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	3	cop	_	_
3	incapable	incapable	ADJ	JJ	Degree=Pos	0	root	_	_
4	of	of	SCONJ	IN	_	5	mark	_	_
5	generating	generate	VERB	VBG	Tense=Pres|VerbForm=Part	3	advcl	_	_
6	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	9	nmod:poss	_	_
7	own	own	ADJ	JJ	Degree=Pos	9	amod	_	_
8	body	body	NOUN	NN	Number=Sing	9	compound	_	_
9	heat	heat	NOUN	NN	Number=Sing	5	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Reptiles |  |  |  |  | incapable *property* | tree rules |
| 2 | **generate** | gerund | Reptiles *not said here* | Reptiles's own body heat |  |  |  |  | vn birth-28.2-1 «NP V NP»: agent=Agent heat=Patient |
| 3 | **heat** |  | Reptiles *= reptile* |  |  |  |  |  | nom heat «phenomenon intransitive»: poss=agent |

<!-- 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 -->

<!-- pn -->
- ← previous: [Tortoises, lizards and geckos as pets:…, test 11](https://md.mova.elamur.ai/free/en/corpora/questions/biology/329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands/t11/)
- next →: [Tortoises, lizards and geckos as pets:…, exam 2](https://md.mova.elamur.ai/free/en/corpora/questions/biology/329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands/e2/)
- ↑ back to [Tortoises, lizards and geckos as pets: heat, light and washing hands](https://md.mova.elamur.ai/free/en/corpora/questions/biology/329-tortoises-lizards-and-geckos-as-pets-heat-light-and-washing-hands/)