Fruit: how apples, bananas, oranges, strawberries and grapes grow

Tests: 6 of 12 right · Exam: 3 of 4 right · Kind: ★★ · Understood: 12 of 16 · Run: 2026-10-18, commit f3c23ea72

Lesson 346 of the biology course of Mova's primary school, as Mova's small model took its tests: it had read this lesson and the ones before it and learned from their exercises. Each test shows the options in the order the student saw them, its choice, the right answer, the score of every option and why it chose. The lesson itself, sentence by sentence with trees and pragmatics: the lesson in the corpora.

Every question of this lesson and each of its options parsed by Mova, with trees and pragmatics: the lesson's questions in the corpora.

Test 1 · ★★ · wrong ✗

In a jungle cartoon, a monkey grabs a banana bunch drooping straight down off a palm tree. What is wrong?

1. Bananas grow under the ground — no support
2. Nothing is wrong, because bananas always hang straight down from tall palm trees — ← Mova's choice · score 4
3. Bananas grow on a giant herb and curve upwards towards the light — ✓ the right answer · no support
4. Bananas grow one at a time on vines — no support

Why: It took the question to ask which statement is true. It chose option 2 with score 4, the only option with support. Its support: lesson 11, line 7: «Red mangrove seedlings start growing while still hanging on the parent tree, then drop like darts into the mud or float away; they can drift for months and sti…», reached through the option's own match among the sentences about the question's things. What matched: the same place «parent tree» (+4); the same action «hang» (+1). Against it: a different doer (counts against) (-1). The right option, 3, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 2 · ★★ · wrong ✗

Count them: he cuts 3 apples across and every room has 2 pips. How many seed rooms and how many pips?

1. 15 rooms and 15 pips — ← Mova's choice · no support
2. 30 rooms and 30 pips — no support
3. 10 rooms and 20 pips — no support
4. 15 rooms and 30 pips — ✓ the right answer · no support

Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics

Test 3 · ★★ · right ✓

«gonna plant a Granny Smith pip and get Granny Smiths, easy» What will most likely happen?

1. The tree will give a different apple, because pips mix two parents — ← Mova's choice · ✓ the right answer · score 2
2. The pip cannot grow at all — no support
3. He will get exactly the same Granny Smiths, because a pip always copies its tree — score 2
4. He will get pears — no support

Why: It took the question to ask which statement is true. It chose option 1 with score 2, tied with another option at 2 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 346, line 6: «A tree grown from an apple pip gives apples that differ from the parent, because each pip has two parents, the tree and the tree whose pollen a bee brought, so…», reached through the option's own match among the sentences about the question's things. What matched: the same doer «pip» (+1); the same thing acted on «two parents» (+1). · the question and its options parsed, with trees and pragmatics

Test 4 · ★★ · wrong ✗

«whole country only grows one banana, what could go wrong lol» What is the danger?

1. One disease could wipe out almost all of them — ✓ the right answer · no support
2. The bananas will get too big — score 6
3. They will all turn into apples — no support
4. Nothing, having just one kind of banana is the safest way to farm — ← Mova's choice · score 8

Why: It took the question to ask who or what does it. It chose option 4 with score 8, against 6 for the next best. Its support: lesson 346, line 8: «Bananas grow on a giant herb whose trunk is rolled-up leaf stalks; a bunch is made of hands, and each banana is a finger.», reached through the remembered sentence the question matched. What matched: it fills the role the question asks for (+4); the same doer «bananas» (+2); a different action (counts against) (+2). The right option, 1, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 5 · ★★ · right ✓

What would you most likely find if you cut a pear across the middle?

1. A five-pointed star of seed rooms, like an apple — ← Mova's choice · ✓ the right answer · score 10
2. Nothing, pears are solid — no support
3. Segments like an orange — no support
4. A stone like a peach — no support

Why: It took the question to ask what it is done to. It chose option 1 with score 10, the only option with support. Its support: lesson 346, line 1: «A fruit is the part of a plant that grows from a flower and holds its seeds. Cut an apple across the middle and you find a five-pointed star: five little rooms…», reached through the same lesson line as the sentence the question matched. What matched: the same action «find» (+6); it fills the role the question asks for (+2); the same thing acted on «pointed star» (+1); the same property (+1). · the question and its options parsed, with trees and pragmatics

Test 6 · ★★ · wrong ✗

«a strawberry's a berry obviously, it's in the name» What do botanists say?

1. The red part is the swollen base of the flower, and each outside seed is a tiny fruit — ✓ the right answer · no support
2. Yes, a strawberry is a true berry like a grape — ← Mova's choice · score 11
3. It is a kind of nut — no support
4. It is a root — no support

Why: It took the question to ask what it is done to. It chose option 2 with score 11, the only option with support. Its support: lesson 288, line 9: «Botanically, bananas, grapes and tomatoes are berries, while a strawberry, with its seeds on the outside, is not a true berry, and neither are raspberries and…», reached through the remembered sentence the question matched. What matched: the same light verb (be, have, do, get, go) (+6); it fills the role the question asks for (+4); the same thing acted on «true berry» (+2). Against it: one says «not», the other does not (counts against) (-1). The right option, 1, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 7 · ★★ · right ✓

«oi, the dog's eating the raisins off the floor!» What should you do?

1. Give the dog more so it is not jealous of you — score 4
2. Nothing, because raisins are a healthy treat for dogs — no support
3. Give the dog chocolate instead — score 3
4. Tell a grown-up straight away so they can phone the vet — ← Mova's choice · ✓ the right answer · score 7

Why: It took the question to ask what is done. It chose option 4 with score 7, against 4 for the next best. Its support: lesson 346, line 4: «And watch the dog: grapes and raisins that are a healthy snack for you can badly damage a dog's kidneys, so if a dog eats some, tell a grown-up straight away.», reached through a sentence linked to the one the question matched. What matched: it fills the role the question asks for (+3); the same action «tell» (+2); the same thing acted on «grown» (+2); the same property (+1). Against it: a different doer (counts against) (-1). · the question and its options parsed, with trees and pragmatics

Test 8 · ★★ · right ✓

Why does one rotten apple spoil the rest of the bowl?

1. It gives off lots of ethylene gas that makes the others ripen and rot — ← Mova's choice · ✓ the right answer · score 5
2. Rot jumps from apple to apple like a flea — no support
3. It does not, that is only a saying — no support
4. The rotten apple sucks all the juice out of the other apples through their skins — no support

Why: It took the question to ask why something happens (its cause). It chose option 1 with score 5, the only option with support. Its support: lesson 346, line 3: «Fruit also talks to other fruit. A ripe apple gives off a gas called ethylene that tells nearby fruit to ripen, which is why a hard green banana shut in a pape…», reached through a sentence linked to the one the question matched. What matched: the same action «give off» (+3); the same doer «ripe apple» (+2). · the question and its options parsed, with trees and pragmatics

Test 9 · ★★ · right ✓

If you plant a pineapple top today, about when could you pick your own pineapple?

1. In about a year and a half or more — ← Mova's choice · ✓ the right answer · no support
2. In fifty years — no support
3. Next week — no support
4. In about a month — no support

Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics

Test 10 · ★★ · wrong ✗

Your grandparents were born in 1960. How old was the Great Vine then?

1. 92 years old — ← Mova's choice · no support
2. 192 years old — ✓ the right answer · no support
3. 292 years old — no support
4. 19 years old — no support

Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics

Test 11 · ★★ · right ✓

A grower in Scotland wants new strawberry plants for next spring fast. Which way works quicker, seeds or runners?

1. Planting a whole strawberry — no support
2. Runners, because they already make little plants that root — ← Mova's choice · ✓ the right answer · score 4
3. Neither, strawberries never make new plants — score 1
4. Seeds, because each strawberry has 200 — no support

Why: It took the question to ask who or what does it. It chose option 2 with score 4, against 1 for the next best. Its support: lesson 57, line 1: «A plant is built like a house with plumbing: roots underground drink water and hold on tight, the stem is a bundle of pipes and a pillar, and the leaves are so…», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «plant» (+3); the same action «build» (+1). · the question and its options parsed, with trees and pragmatics

Test 12 · ★★ · wrong ✗

What colour would an orange most likely stay in a place with no cool nights?

1. White — ← Mova's choice · no support
2. Purple — no support
3. Green — ✓ the right answer · no support
4. Bright red — no support

Why: No option found support in what it remembers, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics

Exam question 1 · formal language · right ✓

Identify the method by which orchards propagate numerous trees of an identical apple variety.

1. The sowing of pips taken from the desired variety — no support
2. Grafting, whereby a twig of a desirable tree is joined to young roots — ← Mova's choice · ✓ the right answer · score 8
3. The irrigation of saplings with apple juice — no support
4. The burial of halved apples in the soil — no support

Why: It took the question to ask which statement is true. It chose option 2 with score 8, the only option with support. Its support: lesson 335, line 17: «An apple seed grows into a tree unlike its parent, so every tree of one apple kind is made by joining a twig of it onto the roots of another tree.», reached through the same lesson line as the sentence the question matched. What matched: the same action «join» (+4); the same circumstance (+3); the same thing acted on «twig» (+1). · the question and its options parsed, with trees and pragmatics

Exam question 2 · formal language · right ✓

Which of the following statements most accurately characterises the banana plant?

1. It is a giant herb whose apparent trunk consists of rolled leaf stalks — ← Mova's choice · ✓ the right answer · score 8
2. It is a shrub that bears its fruit beneath the soil — score 8
3. It is a woody tree of the palm family — score 8
4. It is a climbing vine supported by tendrils — score 8

Why: It took the question to ask who or what does it. It chose option 1 with score 8, tied with another option at 8 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 340, line 13: «A weed is just a plant growing where people do not want it; many weeds feed bees and other insects, and dandelions are among the first food for bees in spring.», reached through the remembered sentence the question matched. What matched: it fills the role the question asks for (+4); the same light verb (be, have, do, get, go) (+3); the same doer «weed» (+2). Against it: a different thing acted on (counts against) (-1). · the question and its options parsed, with trees and pragmatics

Exam question 3 · formal language · right ✓

Ascertain the reason for which an unripe banana enclosed in a bag with an apple ripens rapidly.

1. The bag raises the temperature to that of boiling — no support
2. The apple transfers sugar to the banana by contact — no support
3. Darkness alone causes immediate ripening — no support
4. The apple emits ethylene gas, which accumulates and accelerates ripening — ← Mova's choice · ✓ the right answer · score 5

Why: It took the question to ask which statement is true. It chose option 4 with score 5, the only option with support. Its support: lesson 346, line 3: «Fruit also talks to other fruit. A ripe apple gives off a gas called ethylene that tells nearby fruit to ripen, which is why a hard green banana shut in a pape…», reached through the same lesson line as the sentence the question matched. What matched: the same action «give off» (+4); the same thing acted on «gas» (+1). · the question and its options parsed, with trees and pragmatics

Exam question 4 · formal language · wrong ✗

Select the response consistent with the established facts concerning the consumption of grapes by dogs.

1. Grapes are beneficial to the digestion of dogs — no support
2. Grapes and raisins may cause serious damage to the kidneys of a dog even in small quantities — ✓ the right answer · score 1
3. Grapes are harmless to dogs once dried as raisins — ← Mova's choice · score 3
4. Only green grapes are harmful to dogs — no support

Why: It took the question to ask which statement is true. It chose option 3 with score 3, against 1 for the next best. Its support: lesson 346, line 4: «And watch the dog: grapes and raisins that are a healthy snack for you can badly damage a dog's kidneys, so if a dog eats some, tell a grown-up straight away.», reached through the same lesson line as the sentence the question matched. What matched: the same circumstance (+3). The right option, 2, scored 1. · the question and its options parsed, with trees and pragmatics

This page in Markdown → https://md.mova.elamur.ai/free/en/school-run/biology/346-fruit-how-apples-bananas-oranges-strawberries-and-grapes-grow/