Exam question 4 · Trees and forests through the year
Ascertain the gases exchanged by trees in the manufacture of their food.
Mova's choice: option 4 · The right answer: option 4 · right ✓ · Who acts: you · What happens: ascertain, exchange, manufacture · To what, where: gases, manufacture, food
This is exam question 4 of lesson 76 «Trees and forests through the year» 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.
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 gases | det |
| 3 | gases | gas | NOUN | Number=Plur | 1 Ascertain | obj |
| 4 | exchanged | exchange | VERB | Tense=Past VerbForm=Part Voice=Pass | 3 gases | acl |
| 5 | by | by | ADP | _ | 6 trees | case |
| 6 | trees | tree | NOUN | Number=Plur | 4 exchanged | obl |
| 7 | in | in | ADP | _ | 9 manufacture | case |
| 8 | the | the | DET | Definite=Def PronType=Art | 9 manufacture | det |
| 9 | manufacture | manufacture | NOUN | Number=Sing | 4 exchanged | obl |
| 10 | of | of | ADP | _ | 12 food | case |
| 11 | their | their | PRON | Case=Gen Number=Plur Person=3 Poss=Yes PronType=Prs | 12 food | nmod:poss |
| 12 | food | food | NOUN | Number=Sing | 9 manufacture | nmod |
| 13 | . | . | 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 gases | vn discover-84 «NP V NP»: agent=Agent gas=Topic | ||||
| 2 | exchange | participle | the gases not said here | the manufacture of trees's food | by trees | vn exchange-13.6.1 «NP V NP»: agent=Agent | |||
| 3 | manufacture | trees's food | nom manufacture «act transitive»: of=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
Nitrogen is taken in and oxygen given out
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Nitrogen | nitrogen | NOUN | Number=Sing | 3 taken | nsubj:pass |
| 2 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 3 taken | aux:pass |
| 3 | taken | take | VERB | Tense=Past VerbForm=Part Voice=Pass | root | root |
| 4 | in | in | ADP | _ | 3 taken | compound:prt |
| 5 | and | and | CCONJ | _ | 7 given | cc |
| 6 | oxygen | oxygen | NOUN | Number=Sing | 7 given | nsubj |
| 7 | given | give | VERB | Tense=Past VerbForm=Part Voice=Pass | 3 taken | conj |
| 8 | out | out | ADP | _ | 7 given | compound:prt |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | take in | present · passive | Nitrogen | vn bring-11.3 «NP V NP»: subject=Theme | |||||
| 2 | give out | participle | oxygen | vn break_down-45.8 «NP V»: agent=Patient |
Option 2
Oxygen is taken in and carbon dioxide given out
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Oxygen | oxygen | NOUN | Number=Sing | 3 taken | nsubj:pass |
| 2 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 3 taken | aux:pass |
| 3 | taken | take | VERB | Tense=Past VerbForm=Part Voice=Pass | root | root |
| 4 | in | in | ADP | _ | 3 taken | compound:prt |
| 5 | and | and | CCONJ | _ | 8 given | cc |
| 6 | carbon | carbon | NOUN | Number=Sing | 7 dioxide | compound |
| 7 | dioxide | dioxide | NOUN | Number=Sing | 8 given | nsubj |
| 8 | given | give | VERB | Tense=Past VerbForm=Part Voice=Pass | 3 taken | conj |
| 9 | out | out | ADP | _ | 8 given | compound:prt |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | take in | present · passive | Oxygen | vn bring-11.3 «NP V NP»: subject=Theme | |||||
| 2 | give out | participle | carbon dioxide | vn break_down-45.8 «NP V»: agent=Patient |
Option 3
Oxygen is taken in and nitrogen given out
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Oxygen | oxygen | NOUN | Number=Sing | 3 taken | nsubj:pass |
| 2 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 3 taken | aux:pass |
| 3 | taken | take | VERB | Tense=Past VerbForm=Part Voice=Pass | root | root |
| 4 | in | in | ADP | _ | 3 taken | compound:prt |
| 5 | and | and | CCONJ | _ | 7 given | cc |
| 6 | nitrogen | nitrogen | NOUN | Number=Sing | 7 given | nsubj |
| 7 | given | give | VERB | Tense=Past VerbForm=Part Voice=Pass | 3 taken | conj |
| 8 | out | out | ADP | _ | 7 given | compound:prt |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | take in | present · passive | Oxygen | vn bring-11.3 «NP V NP»: subject=Theme | |||||
| 2 | give out | participle | nitrogen | vn break_down-45.8 «NP V»: agent=Patient |
Option 4 · ← Mova's choice · ✓ the right answer
Carbon dioxide is taken in and oxygen given out
The words, one row each (CoNLL-U)
| # | word | lemma | UPOS | features | head | relation |
|---|---|---|---|---|---|---|
| 1 | Carbon | carbon | NOUN | Number=Sing | 2 dioxide | compound |
| 2 | dioxide | dioxide | NOUN | Number=Sing | 4 taken | nsubj:pass |
| 3 | is | be | AUX | Mood=Ind Number=Sing Person=3 Tense=Pres VerbForm=Fin | 4 taken | aux:pass |
| 4 | taken | take | VERB | Tense=Past VerbForm=Part Voice=Pass | root | root |
| 5 | in | in | ADP | _ | 4 taken | compound:prt |
| 6 | and | and | CCONJ | _ | 8 given | cc |
| 7 | oxygen | oxygen | NOUN | Number=Sing | 8 given | nsubj |
| 8 | given | give | VERB | Tense=Past VerbForm=Part Voice=Pass | 4 taken | conj |
| 9 | out | out | ADP | _ | 8 given | compound:prt |
| # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by |
|---|---|---|---|---|---|---|---|---|---|
| 1 | take in | present · passive | Carbon dioxide | vn bring-11.3 «NP V NP»: subject=Theme | |||||
| 2 | give out | participle | oxygen | vn break_down-45.8 «NP V»: agent=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/world/76-trees-and-forests-through-the-year/e4/