---
title: Identify the principal reason for which artificial illumination is r… — Finding Nemo: real blue tangs, sea tur… · tree and pragmatics
description: Identify the principal reason for which artificial illumination is reduced upon certain beaches during the hatching season of sea turtles. Exam question 2 of lesson 133 «Finding Nemo: real blue tangs, sea turtles and reef creatures» of the biology course of Mova's primary school, with the dependency
---

<!-- md -->
[Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/biology/133-finding-nemo-dory-turtles-and-the-reef/e2/)

<!-- 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/) / [Finding Nemo: real blue tangs, sea tur…](https://md.mova.elamur.ai/free/en/corpora/questions/biology/133-finding-nemo-dory-turtles-and-the-reef/) / e2

# Exam question 2 · Finding Nemo: real blue tangs, sea turtles and reef creatu…

<!-- .ven lang=en -->
Identify the principal reason for which artificial illumination is reduced upon certain beaches during the hatching season of sea turtles.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 1 · right ✓ · **Who acts:** you · **What happens:** identify, reduce · **To what, where:** principal reason, artificial illumination

<!-- .vabout -->
This is exam question 2 of lesson 133 «Finding Nemo: real blue tangs, sea turtles and reef creatures» 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/133-finding-nemo-dory-turtles-and-the-reef/#e2).

## The question {#question}

```conllu
# sent_id = question:biology:133-finding-nemo-dory-turtles-and-the-reef:e2:1
# text = Identify the principal reason for which artificial illumination is reduced upon certain beaches during the hatching season of sea turtles.
1	Identify	identify	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	reason	reason	NOUN	NN	Number=Sing	1	obj	_	_
5	for	for	ADP	IN	_	6	case	_	_
6	which	which	PRON	WDT	PronType=Rel	10	obl	_	_
7	artificial	artificial	ADJ	JJ	Degree=Pos	8	amod	_	_
8	illumination	illumination	NOUN	NN	Number=Sing	10	nsubj:pass	_	_
9	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	10	aux:pass	_	_
10	reduced	reduce	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	acl:relcl	_	_
11	upon	upon	ADP	IN	_	13	case	_	_
12	certain	certain	ADJ	JJ	Degree=Pos	13	amod	_	_
13	beaches	beach	NOUN	NNS	Number=Plur	10	obl	_	_
14	during	during	ADP	IN	_	17	case	_	_
15	the	the	DET	DT	Definite=Def|PronType=Art	17	det	_	_
16	hatching	hatching	NOUN	NN	Number=Sing	17	compound	_	_
17	season	season	NOUN	NN	Number=Sing	10	obl	_	_
18	of	of	ADP	IN	_	20	case	_	_
19	sea	sea	NOUN	NN	Number=Sing	20	compound	_	_
20	turtles	turtle	NOUN	NNS	Number=Plur	17	nmod	_	SpaceAfter=No
21	.	.	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 principal reason |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent reason=Theme |
| 2 | **reduce** | present · passive |  | artificial illumination |  |  | season | for the principal reason; upon certain beaches | vn limit-76 «NP V NP»: subject=Patient |

<!-- .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 · ✓ the right answer {#o1}

<!-- .ven lang=en -->
Hatchlings orient towards the brightest horizon and may be drawn away from the sea by such lights

<!-- fold The tree, 17 words -->
```conllu
# sent_id = question:biology:133-finding-nemo-dory-turtles-and-the-reef:e2:o1:1
# text = Hatchlings orient towards the brightest horizon and may be drawn away from the sea by such lights
1	Hatchlings	hatchling	NOUN	NNS	Number=Plur	2	nsubj	_	_
2	orient	orient	ADJ	JJ	Degree=Pos	0	root	_	_
3	towards	towards	ADP	IN	_	6	case	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	6	det	_	_
5	brightest	bright	ADJ	JJS	Degree=Sup	6	amod	_	_
6	horizon	horizon	NOUN	NN	Number=Sing	2	obl	_	_
7	and	and	CCONJ	CC	_	10	cc	_	_
8	may	may	AUX	MD	VerbForm=Fin	10	aux	_	_
9	be	be	AUX	VB	VerbForm=Inf	10	aux:pass	_	_
10	drawn	draw	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	conj	_	_
11	away	away	ADV	RB	_	10	advmod	_	_
12	from	from	ADP	IN	_	14	case	_	_
13	the	the	DET	DT	Definite=Def|PronType=Art	14	det	_	_
14	sea	sea	NOUN	NN	Number=Sing	10	obl	_	_
15	by	by	ADP	IN	_	17	case	_	_
16	such	such	ADJ	JJ	Degree=Pos	17	amod	_	_
17	lights	light	NOUN	NNS	Number=Plur	10	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **draw away** | may · passive | such lights |  |  |  |  | from the sea; away *property* | vn split-23.2 «NP V PP.co-patient»: agent=Patient from sea=Co-Patient |

### Option 2 {#o2}

<!-- .ven lang=en -->
Illumination causes adult turtles to abandon their nests

```conllu
# sent_id = question:biology:133-finding-nemo-dory-turtles-and-the-reef:e2:o2:1
# text = Illumination causes adult turtles to abandon their nests
1	Illumination	illumination	NOUN	NN	Number=Sing	2	nsubj	_	_
2	causes	cause	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	adult	adult	ADJ	JJ	Degree=Pos	4	amod	_	_
4	turtles	turtle	NOUN	NNS	Number=Plur	2	obj	_	_
5	to	to	PART	TO	_	6	mark	_	_
6	abandon	abandon	VERB	VB	VerbForm=Inf	2	advcl	_	_
7	their	their	PRON	PRP$	Case=Gen|Number=Plur|Person=3|Poss=Yes|PronType=Prs	8	nmod:poss	_	_
8	nests	nest	NOUN	NNS	Number=Plur	6	obj	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **cause** | present | Illumination | adult turtles |  |  |  |  | vn engender-27.1-1 «NP V NP»: agent=Precondition turtle=Patient |
| 2 | **abandon** | to-infinitive | Illumination *not said here* | turtles's nests |  |  |  |  | vn leave-51.2 «NP V NP.initial\_location»: agent=Theme nest=Source |

### Option 3 {#o3}

<!-- .ven lang=en -->
Illumination attracts jellyfish which prey upon hatchlings

```conllu
# sent_id = question:biology:133-finding-nemo-dory-turtles-and-the-reef:e2:o3:1
# text = Illumination attracts jellyfish which prey upon hatchlings
1	Illumination	illumination	NOUN	NN	Number=Sing	2	nsubj	_	_
2	attracts	attract	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	jellyfish	jellyfish	NOUN	NN	Number=Sing	2	obj	_	_
4	which	which	DET	WDT	PronType=Int	5	det	_	_
5	prey	prey	NOUN	NN	Number=Sing	3	appos	_	_
6	upon	upon	ADP	IN	_	7	case	_	_
7	hatchlings	hatchling	NOUN	NNS	Number=Plur	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **attract** | present | Illumination | jellyfish |  |  |  | upon hatchlings | vn lure-59.3 «NP V NP»: agent=Agent jellyfish=Patient |

### Option 4 {#o4}

<!-- .ven lang=en -->
Illumination elevates the temperature of the sand to a degree that is harmful to the eggs beneath it

<!-- fold The tree, 18 words -->
```conllu
# sent_id = question:biology:133-finding-nemo-dory-turtles-and-the-reef:e2:o4:1
# text = Illumination elevates the temperature of the sand to a degree that is harmful to the eggs beneath it
1	Illumination	illumination	NOUN	NN	Number=Sing	2	nsubj	_	_
2	elevates	elevate	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	0	root	_	_
3	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
4	temperature	temperature	NOUN	NN	Number=Sing	2	obj	_	_
5	of	of	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	sand	sand	NOUN	NN	Number=Sing	4	nmod	_	_
8	to	to	ADP	IN	_	10	case	_	_
9	a	a	DET	DT	Definite=Ind|PronType=Art	10	det	_	_
10	degree	degree	NOUN	NN	Number=Sing	2	obl	_	_
11	that	that	PRON	WDT	PronType=Rel	13	nsubj	_	_
12	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	13	cop	_	_
13	harmful	harmful	ADJ	JJ	Degree=Pos	10	acl:relcl	_	_
14	to	to	ADP	IN	_	16	case	_	_
15	the	the	DET	DT	Definite=Def|PronType=Art	16	det	_	_
16	eggs	egg	NOUN	NNS	Number=Plur	13	obl	_	_
17	beneath	beneath	ADP	IN	_	18	case	_	_
18	it	it	PRON	PRP	Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs	2	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **elevate** | present | Illumination | the temperature of the sand |  | a degree |  | beneath degree | vn put\_direction-9.4 «NP V NP PP.initial\_location PP.destination»: agent=Agent temperature=Theme to degree=Destination beneath it=Initial\_Location |
| 2 | **is** | present | a degree |  |  |  |  | to the eggs; harmful *property* | tree rules |

<!-- 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: [Finding Nemo: real blue tangs, sea tur…, exam 1](https://md.mova.elamur.ai/free/en/corpora/questions/biology/133-finding-nemo-dory-turtles-and-the-reef/e1/)
- next →: [Finding Nemo: real blue tangs, sea tur…, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/biology/133-finding-nemo-dory-turtles-and-the-reef/e3/)
- ↑ back to [Finding Nemo: real blue tangs, sea turtles and reef creatures](https://md.mova.elamur.ai/free/en/corpora/questions/biology/133-finding-nemo-dory-turtles-and-the-reef/)