---
title: Ascertain the aggregate number of humps borne by four Bactrian camel… — The desert: living with little water · tree and pragmatics
description: Ascertain the aggregate number of humps borne by four Bactrian camels and one dromedary. Exam question 4 of lesson 5 «The desert: living with little water» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each option; Mova's choice was wr
---

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# Exam question 4 · The desert: living with little water

<!-- .ven lang=en -->
Ascertain the aggregate number of humps borne by four Bactrian camels and one dromedary.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** you · **What happens:** ascertain, bear · **To what, where:** aggregate number, humps

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This is exam question 4 of lesson 5 «The desert: living with little water» 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/5-the-desert/#e4).

## The question {#question}

```conllu
# sent_id = question:biology:5-the-desert:e4:1
# text = Ascertain the aggregate number of humps borne by four Bactrian camels and one dromedary.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	aggregate	aggregate	NOUN	NN	Number=Sing	4	compound	_	_
4	number	number	NOUN	NN	Number=Sing	1	obj	_	_
5	of	of	ADP	IN	_	6	case	_	_
6	humps	hump	NOUN	NNS	Number=Plur	4	nmod	_	_
7	borne	bear	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	6	acl	_	_
8	by	by	ADP	IN	_	11	case	_	_
9	four	four	NUM	CD	NumForm=Word|NumType=Card	11	nummod	_	_
10	Bactrian	bactrian	ADJ	JJ	Degree=Pos	11	amod	_	_
11	camels	camel	NOUN	NNS	Number=Plur	7	obl	_	_
12	and	and	CCONJ	CC	_	14	cc	_	_
13	one	one	NUM	CD	NumForm=Word|NumType=Card	14	nummod	_	_
14	dromedary	dromedary	NOUN	NN	Number=Sing	11	conj	_	SpaceAfter=No
15	.	.	PUNCT	.	_	1	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ascertain** | imperative | you *not said here* | the aggregate number of humps |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent number=Topic |
| 2 | **bear** | participle |  | humps *not said here* |  |  |  | by four Bactrian camels and one dromedary | vn admire-31.2 «NP V that S»: agent=Experiencer |

<!-- .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 -->
Five

```conllu
# sent_id = question:biology:5-the-desert:e4:o1:1
# text = Five
1	Five	five	NUM	CD	NumForm=Word|NumType=Card	0	root	_	_
```

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

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

<!-- .ven lang=en -->
Nine

```conllu
# sent_id = question:biology:5-the-desert:e4:o2:1
# text = Nine
1	Nine	nine	NUM	CD	NumForm=Word|NumType=Card	0	root	_	_
```

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

### Option 3 {#o3}

<!-- .ven lang=en -->
Eight

```conllu
# sent_id = question:biology:5-the-desert:e4:o3:1
# text = Eight
1	Eight	eight	NUM	CD	NumForm=Word|NumType=Card	0	root	_	_
```

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

### Option 4 {#o4}

<!-- .ven lang=en -->
Ten

```conllu
# sent_id = question:biology:5-the-desert:e4:o4:1
# text = Ten
1	Ten	ten	NUM	CD	NumForm=Word|NumType=Card	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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