---
title: What would we see if we found the same fossil plant in Africa and So… — How old is it? Rock layers, rock clock… · tree and pragmatics
description: What would we see if we found the same fossil plant in Africa and South America? Test 7 · ★ of lesson 276 «How old is it? Rock layers, rock clocks, amber and the long story of life» of the biology course of Mova's primary school, with the dependency tree and pragmatics of the question and of each op
---

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# Test 7 · ★ · How old is it? Rock layers, rock clocks, amber and the lon…

<!-- .ven lang=en -->
What would we see if we found the same fossil plant in Africa and South America?

<!-- .vintro -->
**Mova's choice:** option 1 · **The right answer:** option 2 · wrong ✗ · **Who acts:** we · **What happens:** see, find · **To what, where:** same fossil plant, Africa

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This is test 7 · ★ of lesson 276 «How old is it? Rock layers, rock clocks, amber and the long story of life» of the biology course of Mova's primary school. 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/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/#t7).

## The question {#question}

```conllu
# sent_id = question:biology:276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life:t7:1
# text = What would we see if we found the same fossil plant in Africa and South America?
1	What	what	PRON	WP	PronType=Int	4	obj	_	_
2	would	would	AUX	MD	VerbForm=Fin	4	aux	_	_
3	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	4	nsubj	_	_
4	see	see	VERB	VB	VerbForm=Inf	0	root	_	_
5	if	if	SCONJ	IN	_	7	mark	_	_
6	we	we	PRON	PRP	Case=Nom|Number=Plur|Person=1|PronType=Prs	7	nsubj	_	_
7	found	find	VERB	VBD	Mood=Ind|Number=Plur|Person=1|Tense=Past|VerbForm=Fin	4	ccomp	_	_
8	the	the	DET	DT	Definite=Def|PronType=Art	11	det	_	_
9	same	same	ADJ	JJ	Degree=Pos	11	amod	_	_
10	fossil	fossil	NOUN	NN	Number=Sing	11	compound	_	_
11	plant	plant	NOUN	NN	Number=Sing	7	obj	_	_
12	in	in	ADP	IN	_	13	case	_	_
13	Africa	Africa	PROPN	NNP	Number=Sing	11	nmod	_	_
14	and	and	CCONJ	CC	_	16	cc	_	_
15	South	South	PROPN	NNP	Number=Sing	16	compound	_	_
16	America	America	PROPN	NNP	Number=Sing	13	conj	_	SpaceAfter=No
17	?	?	PUNCT	.	_	4	punct	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **see** | would | we |  |  |  |  |  | tree rules |
| 2 | **find** *a condition, not said to happen* | past | we | the same fossil plant |  | Africa and South America |  |  | vn discover-84 «NP V NP»: agent=Agent plant=Topic |

<!-- .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 -->
Proof that seeds swam across the ocean

```conllu
# sent_id = question:biology:276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life:t7:o1:1
# text = Proof that seeds swam across the ocean
1	Proof	proof	NOUN	NN	Number=Sing	0	root	_	_
2	that	that	PRON	WDT	PronType=Rel	4	obj	_	_
3	seeds	seed	NOUN	NNS	Number=Plur	4	nsubj	_	_
4	swam	swim	VERB	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	1	acl:relcl	_	_
5	across	across	ADP	IN	_	7	case	_	_
6	the	the	DET	DT	Definite=Def|PronType=Art	7	det	_	_
7	ocean	ocean	NOUN	NN	Number=Sing	4	obl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **swim** | past | seeds | Proof |  | the ocean |  |  | vn run-51.3.2-1 «PP.location V NP»: agent=Initial\_Location that=Theme |

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

<!-- .ven lang=en -->
A sign that the continents were once joined

```conllu
# sent_id = question:biology:276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life:t7:o2:1
# text = A sign that the continents were once joined
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	sign	sign	NOUN	NN	Number=Sing	0	root	_	_
3	that	that	SCONJ	IN	_	8	mark	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	continents	continent	NOUN	NNS	Number=Plur	8	nsubj:pass	_	_
6	were	be	AUX	VBD	Mood=Ind|Number=Plur|Person=3|Tense=Past|VerbForm=Fin	8	aux:pass	_	_
7	once	once	ADV	RB	NumForm=Word|NumType=Mult	8	advmod	_	_
8	joined	join	VERB	VBN	Tense=Past|VerbForm=Part|Voice=Pass	2	acl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **join** | past · passive | a sign *not said here* | the continents |  |  |  | once *property* | vn mix-22.1-2-1 «NP V NP»: subject=Patient |

### Option 3 {#o3}

<!-- .ven lang=en -->
Proof that Africa is older

```conllu
# sent_id = question:biology:276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life:t7:o3:1
# text = Proof that Africa is older
1	Proof	proof	NOUN	NN	Number=Sing	5	nsubj	_	_
2	that	that	SCONJ	IN	_	3	mark	_	_
3	Africa	Africa	PROPN	NNP	Number=Sing	1	nmod	_	_
4	is	be	AUX	VBZ	Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin	5	cop	_	_
5	older	old	ADJ	JJR	Degree=Cmp	0	root	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | Proof  Africa |  |  |  |  | old *property* | tree rules |

### Option 4 {#o4}

<!-- .ven lang=en -->
A sign that the fossils are fake

```conllu
# sent_id = question:biology:276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life:t7:o4:1
# text = A sign that the fossils are fake
1	A	a	DET	DT	Definite=Ind|PronType=Art	2	det	_	_
2	sign	sign	NOUN	NN	Number=Sing	0	root	_	_
3	that	that	SCONJ	IN	_	7	mark	_	_
4	the	the	DET	DT	Definite=Def|PronType=Art	5	det	_	_
5	fossils	fossil	NOUN	NNS	Number=Plur	7	nsubj	_	_
6	are	be	AUX	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	7	cop	_	_
7	fake	fake	ADJ	JJ	Degree=Pos	2	acl	_	_
```

<!-- .fr -->
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1 | **is** | present | the fossils | a sign *not said here* |  |  |  | fake *property* | tree rules |

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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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- ↑ back to [How old is it? Rock layers, rock clocks, amber and the long story of life](https://md.mova.elamur.ai/free/en/corpora/questions/biology/276-how-old-is-it-rock-layers-rock-clocks-amber-and-the-long-story-of-life/)

