Exam question 4 · Defences: poison, warning colours and mimics

Ascertain the reason for which cane toads were introduced into Australia in 1935.

Mova's choice: option 1 · The right answer: option 2 · wrong ✗ · Who acts: you · What happens: ascertain, introduce · To what, where: reason, cane toads, Australia

This is exam question 4 of lesson 247 «Defences: poison, warning colours and mimics» 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.

The question

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	Ascertain	ascertain	VERB	Mood=Imp VerbForm=Fin	root	root
2	the	the	DET	Definite=Def PronType=Art	3 reason	det
3	reason	reason	NOUN	Number=Sing	1 Ascertain	obj
4	for	for	ADP	_	5 which	case
5	which	which	PRON	PronType=Rel	9 introduced	obl
6	cane	cane	NOUN	Number=Sing	7 toads	compound
7	toads	toad	NOUN	Number=Plur	9 introduced	nsubj:pass
8	were	be	AUX	Mood=Ind Number=Plur Person=3 Tense=Past VerbForm=Fin	9 introduced	aux:pass
9	introduced	introduce	VERB	Tense=Past VerbForm=Part Voice=Pass	3 reason	parataxis
10	into	into	ADP	_	11 Australia	case
11	Australia	Australia	PROPN	Number=Sing	9 introduced	obl
12	in	in	ADP	_	13 1935	case
13	1935	1935	NUM	NumForm=Digit NumType=Card	9 introduced	obl
14	.	.	PUNCT	_	1 Ascertain	punct

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	ascertain	imperative	you not said here	the reason					vn discover-84 «NP V NP»: agent=Agent reason=Topic
2	introduce	past · passive		cane toads		Australia		for the reason; in 1935	vn amalgamate-22.2-3-1 «NP V NP»: subject=Patient

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

Option 1 · ← Mova's choice

The supply of pets to households

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 supply	det
2	supply	supply	NOUN	Number=Sing	root	root
3	of	of	ADP	_	4 pets	case
4	pets	pet	NOUN	Number=Plur	2 supply	nmod
5	to	to	ADP	_	6 households	case
6	households	household	NOUN	Number=Plur	2 supply	nmod

The frames reader finds no event or fact in this sentence.

Option 2 · ✓ the right answer

The control of beetles in the sugar cane fields

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 control	det
2	control	control	NOUN	Number=Sing	root	root
3	of	of	ADP	_	4 beetles	case
4	beetles	beetle	NOUN	Number=Plur	2 control	nmod
5	in	in	ADP	_	9 fields	case
6	the	the	DET	Definite=Def PronType=Art	9 fields	det
7	sugar	sugar	NOUN	Number=Sing	8 cane	compound
8	cane	cane	NOUN	Number=Sing	9 fields	compound
9	fields	field	NOUN	Number=Plur	2 control	nmod

The frames reader finds no event or fact in this sentence.

Option 3

The provision of food for the population

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 provision	det
2	provision	provision	NOUN	Number=Sing	root	root
3	of	of	ADP	_	4 food	case
4	food	food	NOUN	Number=Sing	2 provision	nmod
5	for	for	ADP	_	7 population	case
6	the	the	DET	Definite=Def PronType=Art	7 population	det
7	population	population	NOUN	Number=Sing	2 provision	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	provide		food					for the population	nom provision «communication intransitive»: of=agent for=obl

Option 4

The purification of rivers

The words, one row each (CoNLL-U)

#	word	lemma	UPOS	features	head	relation
1	The	the	DET	Definite=Def PronType=Art	2 purification	det
2	purification	purification	NOUN	Number=Sing	root	root
3	of	of	ADP	_	4 rivers	case
4	rivers	river	NOUN	Number=Plur	2 purification	nmod

#	verb	tense, mood	who	what, whom	to whom	where	when	other	roles by
1	purify			rivers					nom purification «act transitive»: of=patient

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.

This page in Markdown → https://md.mova.elamur.ai/free/en/corpora/questions/biology/247-defences-poison-warning-colours-and-mimics/e4/