--- title: Why might a plant that lives in poor soil start eating insects? — How plants grow: seeds, light, water a… · tree and pragmatics description: Why might a plant that lives in poor soil start eating insects? Test 7 of lesson 56 «How plants grow: seeds, light, water and air» 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 wrong. --- [Mova](https://md.mova.elamur.ai/free/en/) · [this page in HTML](https://mova.elamur.ai/free/en/corpora/questions/biology/56-how-plants-grow/t7/) [home](https://md.mova.elamur.ai/free/en/) / [corpora](https://md.mova.elamur.ai/free/en/corpora/) / [questions](https://md.mova.elamur.ai/free/en/corpora/questions/) / [Biology](https://md.mova.elamur.ai/free/en/corpora/questions/biology/) / [How plants grow: seeds, light, water a…](https://md.mova.elamur.ai/free/en/corpora/questions/biology/56-how-plants-grow/) / t7 # Test 7 · How plants grow: seeds, light, water and air Why might a plant that lives in poor soil start eating insects? **Mova's choice:** option 4 · **The right answer:** option 2 · wrong ✗ · **Who acts:** plant · **What happens:** live, start, eat · **To what, where:** poor soil, insects This is test 7 of lesson 56 «How plants grow: seeds, light, water and air» 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/56-how-plants-grow/#t7). ## The question {#question} ```conllu # sent_id = question:biology:56-how-plants-grow:t7:1 # text = Why might a plant that lives in poor soil start eating insects? 1 Why why ADV WRB PronType=Int 10 advmod _ _ 2 might might AUX MD VerbForm=Fin 10 aux _ _ 3 a a DET DT Definite=Ind|PronType=Art 4 det _ _ 4 plant plant NOUN NN Number=Sing 10 nsubj _ _ 5 that that PRON WDT PronType=Rel 6 nsubj _ _ 6 lives live VERB VBZ Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin 4 acl:relcl _ _ 7 in in ADP IN _ 9 case _ _ 8 poor poor ADJ JJ Degree=Pos 9 amod _ _ 9 soil soil NOUN NN Number=Sing 6 obl _ _ 10 start start VERB VBP Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin 0 root _ _ 11 eating eat VERB VBG VerbForm=Ger 10 xcomp _ _ 12 insects insect NOUN NNS Number=Plur 11 obj _ SpaceAfter=No 13 ? ? PUNCT . _ 10 punct _ _ ``` | # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | **live** | present | a plant | | | poor soil | | | vn lodge-46 «NP V PP.location»: agent=Theme in soil=Location | | 2 | **start** | might | a plant | | | | | | vn begin-55.1-1-1 «NP V S\_ING»: agent=Agent clause=Eventuality | | 3 | **eat** | gerund | a plant *not said here* | insects | | | | | vn eat-39.1-1 «NP V NP»: agent=Agent insect=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 {#options} ### Option 1 {#o1} Because it cannot get water ```conllu # sent_id = question:biology:56-how-plants-grow:t7:o1:1 # text = Because it cannot get water 1 Because because SCONJ IN _ 5 mark _ _ 2 it it PRON PRP Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs 5 nsubj _ _ 3 can can AUX MD VerbForm=Fin 5 aux _ SpaceAfter=No 4 not not PART RB Polarity=Neg 5 advmod _ _ 5 get get VERB VB VerbForm=Inf 0 root _ _ 6 water water NOUN NN Number=Sing 5 obj _ _ ``` | # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | **not** **get** | can | it | water | | | | | vn comprehend-87.2-1 «NP V NP»: agent=Experiencer water=Stimulus | ### Option 2 · ✓ the right answer {#o2} To get nitrogen the soil cannot give it ```conllu # sent_id = question:biology:56-how-plants-grow:t7:o2:1 # text = To get nitrogen the soil cannot give it 1 To to PART TO _ 2 mark _ _ 2 get get VERB VB VerbForm=Inf 8 advcl _ _ 3 nitrogen nitrogen NOUN NN Number=Sing 2 obj _ _ 4 the the DET DT Definite=Def|PronType=Art 5 det _ _ 5 soil soil NOUN NN Number=Sing 8 nsubj _ _ 6 can can AUX MD VerbForm=Fin 8 aux _ SpaceAfter=No 7 not not PART RB Polarity=Neg 8 advmod _ _ 8 give give VERB VB VerbForm=Inf 0 root _ _ 9 it it PRON PRP Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs 8 obj _ _ ``` | # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | **get** | to-infinitive | the soil *not said here* | nitrogen | | | | | vn comprehend-87.2-1 «NP V NP»: agent=Experiencer nitrogen=Stimulus | | 2 | **not** **give** | can | the soil | nitrogen | | | | | vn give-13.1-1 «NP V NP»: agent=Agent it=Theme | ### Option 3 {#o3} To stop insects eating it first ```conllu # sent_id = question:biology:56-how-plants-grow:t7:o3:1 # text = To stop insects eating it first 1 To to PART TO _ 2 mark _ _ 2 stop stop VERB VB Mood=Imp|VerbForm=Fin 0 root _ _ 3 insects insect NOUN NNS Number=Plur 2 obj _ _ 4 eating eat VERB VBG VerbForm=Ger 3 acl _ _ 5 it it PRON PRP Case=Acc|Gender=Neut|Number=Sing|Person=3|PronType=Prs 4 obj _ _ 6 first first ADV RB NumForm=Word|NumType=Ord 2 advmod _ _ ``` | # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | **stop** | to-infinitive | | insects | | | | first *property* | vn stop-55.4-1-1 «NP V NP.eventuality»: agent=Subeventuality insect=Eventuality | | 2 | **eat** | gerund | insects *not said here* | it | | | | | vn eat-39.1-1 «NP V NP»: agent=Agent it=Patient | ### Option 4 · ← Mova's choice {#o4} Because it is too lazy to make its own sugar from light ```conllu # sent_id = question:biology:56-how-plants-grow:t7:o4:1 # text = Because it is too lazy to make its own sugar from light 1 Because because SCONJ IN _ 5 mark _ _ 2 it it PRON PRP Case=Nom|Gender=Neut|Number=Sing|Person=3|PronType=Prs 5 nsubj _ _ 3 is be AUX VBZ Mood=Ind|Number=Sing|Person=3|Tense=Pres|VerbForm=Fin 5 cop _ _ 4 too too ADV RB _ 5 advmod _ _ 5 lazy lazy ADJ JJ Degree=Pos 0 root _ _ 6 to to PART TO _ 7 mark _ _ 7 make make VERB VB VerbForm=Inf 5 advcl _ _ 8 its its PRON PRP$ Case=Gen|Gender=Neut|Number=Sing|Person=3|Poss=Yes|PronType=Prs 10 nmod:poss _ _ 9 own own ADJ JJ Degree=Pos 10 amod _ _ 10 sugar sugar NOUN NN Number=Sing 7 obj _ _ 11 from from ADP IN _ 12 case _ _ 12 light light NOUN NN Number=Sing 7 obl _ _ ``` | # | verb | tense, mood | who | what, whom | to whom | where | when | other | roles by | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 1 | **is** | present | it | | | | | lazy *property* | tree rules | | 2 | **make** | to-infinitive | | its own sugar | | light | | | vn build-26.1-1 «NP.asset V PP»: agent=Asset sugar=Product from light=Material | **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. 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