---
title: Ascertain the approximate number to which honeybees have been shown… — Surprising brains: tool-using fish, co… · tree and pragmatics
description: Ascertain the approximate number to which honeybees have been shown to count landmarks under experimental conditions. Exam question 2 of lesson 388 «Surprising brains: tool-using fish, counting bees, laughing rats and clever pigs» of the biology course of Mova's primary school, with the dependency t
---

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# Exam question 2 · Surprising brains: tool-using fish, counting bees, laughin…

<!-- .ven lang=en -->
Ascertain the approximate number to which honeybees have been shown to count landmarks under experimental conditions.

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** you · **What happens:** ascertain, show, count · **To what, where:** approximate number, honeybees, landmarks, experimental conditions

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This is exam question 2 of lesson 388 «Surprising brains: tool-using fish, counting bees, laughing rats and clever pigs» 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/388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs/#e2).

## The question {#question}

```conllu
# sent_id = question:biology:388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs:e2:1
# text = Ascertain the approximate number to which honeybees have been shown to count landmarks under experimental conditions.
1	Ascertain	ascertain	VERB	VB	Mood=Imp|VerbForm=Fin	0	root	_	_
2	the	the	DET	DT	Definite=Def|PronType=Art	4	det	_	_
3	approximate	approximate	ADJ	JJ	Degree=Pos	4	amod	_	_
4	number	number	NOUN	NN	Number=Sing	1	obj	_	_
5	to	to	ADP	IN	_	6	case	_	_
6	which	which	PRON	WDT	PronType=Rel	10	obl	_	_
7	honeybees	honeybee	NOUN	NNS	Number=Plur	10	nsubj:pass	_	_
8	have	have	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	10	aux	_	_
9	been	be	AUX	VBN	Tense=Past|VerbForm=Part	10	aux:pass	_	_
10	shown	show	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	4	acl:relcl	_	_
11	to	to	PART	TO	_	12	mark	_	_
12	count	count	VERB	VB	VerbForm=Inf	10	xcomp	_	_
13	landmarks	landmark	NOUN	NNS	Number=Plur	12	obj	_	_
14	under	under	ADP	IN	_	16	case	_	_
15	experimental	experimental	ADJ	JJ	Degree=Pos	16	amod	_	_
16	conditions	condition	NOUN	NNS	Number=Plur	12	obl	_	SpaceAfter=No
17	.	.	PUNCT	.	_	1	punct	_	_
```

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| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **ascertain** | imperative | you *not said here* | the approximate number |  |  |  |  | vn discover-84 «NP V NP»: agent=Agent number=Topic |
| 2 | **show** | present · perfect · passive |  | honeybees |  |  |  | to the approximate number | vn transfer\_mesg-37.1.1-1-1 «NP V NP S\_INF»: subject=Recipient clause=Topic |
| 3 | **count** | to-infinitive |  | landmarks |  | experimental conditions |  |  | vn multiply-108 «NP V NP»: agent=Agent landmark=Theme |

<!-- .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 -->
Forty

```conllu
# sent_id = question:biology:388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs:e2:o1:1
# text = Forty
1	Forty	forty	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 -->
Four

```conllu
# sent_id = question:biology:388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs:e2:o2:1
# text = Four
1	Four	four	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 -->
Only one

```conllu
# sent_id = question:biology:388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs:e2:o3:1
# text = Only one
1	Only	only	ADV	RB	_	2	advmod	_	_
2	one	one	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 -->
One hundred

```conllu
# sent_id = question:biology:388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs:e2:o4:1
# text = One hundred
1	One	one	NUM	CD	NumForm=Word|NumType=Card	0	root	_	_
2	hundred	hundred	NUM	CD	NumForm=Word|NumType=Card	1	nmod	_	_
```

<!-- .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: [Surprising brains: tool-using fish, co…, exam 1](https://md.mova.elamur.ai/free/en/corpora/questions/biology/388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs/e1/)
- next →: [Surprising brains: tool-using fish, co…, exam 3](https://md.mova.elamur.ai/free/en/corpora/questions/biology/388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs/e3/)
- ↑ back to [Surprising brains: tool-using fish, counting bees, laughing rats and clever pigs](https://md.mova.elamur.ai/free/en/corpora/questions/biology/388-surprising-brains-tool-using-fish-counting-bees-laughing-rats-and-clever-pigs/)

