---
title: Identify the organ in which oxygen passes from the air into the blood. — The heart, blood and breathing · tree and pragmatics
description: Identify the organ in which oxygen passes from the air into the blood. Exam question 1 of lesson 32 «The heart, blood and breathing» of the world course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wrong.
---

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# Exam question 1 · The heart, blood and breathing

<!-- .ven lang=en -->
Identify the organ in which oxygen passes from the air into the blood.

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

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This is exam question 1 of lesson 32 «The heart, blood and breathing» of the world 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/world/32-heart-blood-breathing/#e1).

## The question {#question}

```conllu
# sent_id = question:world:32-heart-blood-breathing:e1:1
# text = Identify the organ in which oxygen passes from the air into the blood.
1	Identify	identify	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	3	det	_	_
3	organ	organ	NOUN	NN	Number=Sing	1	obj	_	_
4	in	in	ADP	IN	_	5	case	_	_
5	which	which	PRON	WDT	PronType=Rel	7	obl	_	_
6	oxygen	oxygen	NOUN	NN	Number=Sing	7	nsubj	_	_
7	passes	pass	VERB	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	3	acl:relcl	_	_
8	from	from	ADP	IN	_	10	case	_	_
9	the	the	DET	DT	Definite=Def|PronType=Art	10	det	_	_
10	air	air	NOUN	NN	Number=Sing	7	obl	_	_
11	into	into	ADP	IN	_	13	case	_	_
12	the	the	DET	DT	Definite=Def|PronType=Art	13	det	_	_
13	blood	blood	NOUN	NN	Number=Sing	7	obl	_	SpaceAfter=No
14	.	.	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 organ |  |  |  |  | vn characterize-29.2-1-1 «NP V NP S\_ING»: agent=Agent organ=Theme |
| 2 | **pass** | present | oxygen |  |  | the organ |  | from the air; into the blood | vn escape-51.1-1-3 «NP V PP.initial\_location PP.destination»: agent=Theme from air=Initial\_Location into blood=Destination |

<!-- .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 stomach

```conllu
# sent_id = question:world:32-heart-blood-breathing:e1:o1:1
# text = The stomach
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	stomach	stomach	NOUN	NN	Number=Sing	0	root	_	_
```

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

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

<!-- .ven lang=en -->
The lungs

```conllu
# sent_id = question:world:32-heart-blood-breathing:e1:o2:1
# text = The lungs
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	lungs	lung	NOUN	NNS	Number=Plur	0	root	_	_
```

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

### Option 3 {#o3}

<!-- .ven lang=en -->
The heart

```conllu
# sent_id = question:world:32-heart-blood-breathing:e1:o3:1
# text = The heart
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	heart	heart	NOUN	NN	Number=Sing	0	root	_	_
```

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

### Option 4 {#o4}

<!-- .ven lang=en -->
The liver

```conllu
# sent_id = question:world:32-heart-blood-breathing:e1:o4:1
# text = The liver
1	The	the	DET	DT	Definite=Def|PronType=Art	2	det	_	_
2	liver	liver	NOUN	NN	Number=Sing	0	root	_	_
```

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

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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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- ← previous: [The heart, blood and breathing, test 13](https://md.mova.elamur.ai/free/en/corpora/questions/world/32-heart-blood-breathing/t13/)
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