Guinea pigs, hamsters and fish

Tests: 10 of 19 right · Exam: 3 of 4 right · Kind: ★ · Understood: 17 of 23 · Run: 2026-10-18, commit f3c23ea72

Lesson 63 of the everyday 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 ✗

A boy in Manchester buys two guinea pigs but feeds them only dry pellets and water. What is missing?

1. Meat for protein — no support
2. Nothing, pellets and water are all that guinea pigs need — ← Mova's choice · score 2
3. Milk for strong bones — no support
4. Fresh vegetables for vitamin C every day — ✓ the right answer · no support

Why: It took the question to ask which statement is true. It chose option 2 with score 2, the only option with support. Its support: lesson 63, line 8: «Guinea pigs cannot make their own vitamin C, so they need fresh vegetables such as pepper or leafy greens every day.», reached through the option's own match among the sentences about the question's things. What matched: the same action «need» (+1); the same doer «pigs» (+1). The right option, 4, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 2 · ★ · right ✓

A girl in Perth wants to hold her hamster while standing on a chair. Why is this a bad idea?

1. The hamster will want to climb the chair legs and run off — no support
2. Standing makes the hamster sleepy — no support
3. Hamsters get dizzy when held up high — no support
4. A fall even from a short height can kill a hamster — ← Mova's choice · ✓ the right answer · score 8

Why: It took the question to ask why something happens (its cause). It chose option 4 with score 8, the only option with support. Its support: lesson 63, line 3: «Small animals are fragile: a hamster can be killed by a fall from a short height, so you hold it in two cupped hands sitting close to the floor.», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «hamster» (+4); the same action «kill» (+3); the same doer «fall» (+1). · the question and its options parsed, with trees and pragmatics

Test 3 · ★ · wrong ✗

A family in Ontario cleans the hamster cage, throws away every bit of bedding and adds new scented bedding. Why might the hamster be stressed?

1. Scented bedding makes hamsters hungry — ← Mova's choice · no support
2. The cage is now too clean to sleep in — no support
3. Hamsters only like dirty, smelly cages — no support
4. Its home no longer smells familiar — ✓ 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 4 · ★ · wrong ✗

Which pair of pets should NOT share one cage?

1. Two rabbits — ← Mova's choice · no support
2. Two adult Syrian hamsters — ✓ the right answer · no support
3. Two guinea pigs — no support
4. Two budgies — 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 5 · ★ · right ✓

A boy feeds his fish four times as much as they can eat. After a few days the water is cloudy and the fish are sick. Why?

1. The bright light shining on the leftover food turned it cloudy — no support
2. The uneaten food rotted and poisoned the water — ← Mova's choice · ✓ the right answer · score 4
3. Fish get sick from being too full — no support
4. The fish got fat and could not swim — score 2

Why: It took the question to ask why something happens (its cause). It chose option 2 with score 4, against 2 for the next best. Its support: lesson 63, line 4: «Fish live in their water, so whatever goes in it stays there: uneaten food rots and poisons the water, and that is why you feed only what they eat in a couple…», reached through the option's own match among the sentences about the question's things. What matched: the same action «poison» (+3); the same doer «uneaten food» (+1). · the question and its options parsed, with trees and pragmatics

Test 6 · ★ · right ✓

Why is releasing a pet goldfish into a lake bad for nature?

1. It can spread disease and harm the wild animals living there — ← Mova's choice · ✓ the right answer · score 8
2. The lake water is far too clean and cold for goldfish to live in — no support
3. Goldfish cannot swim in big water — no support
4. The goldfish will be lonely — no support

Why: It took the question to ask why something happens (its cause). It chose option 1 with score 8, the only option with support. Its support: lesson 63, line 19: «Pet fish must never be released into ponds or rivers, because they can spread disease and harm native wildlife (the wild animals that belong there).», reached through the cause of the sentence the question matched. What matched: the same thing acted on «disease» (+6); the same action «spread» (+4). Against it: a different doer (counts against) (-2). · the question and its options parsed, with trees and pragmatics

Test 7 · ★ · wrong ✗

Fish in a school aquarium gather at the front every morning before the teacher feeds them. What does this show?

1. Fish can learn and remember feeding times — ✓ the right answer · no support
2. Fish get scared of children — no support
3. Fish forget everything in a few seconds, so it is just chance — no support
4. Fish always swim to the front — ← Mova's choice · score 8

Why: It took the question to ask what it is done to. It chose option 4 with score 8, the only option with support. Its support: lesson 63, line 18: «A fish floating at the top or gasping may be ill or in dirty water short of oxygen.», reached through the option's own match among the sentences about the question's things. What matched: the same action «float» (+5); the same doer «fish» (+3). The right option, 1, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 8 · ★ · right ✓

A hamster has been rolling around in a hamster ball for an hour on a hot day. What could happen?

1. Nothing, the ball keeps it cool — score 3
2. It could get too hot because it cannot escape — ← Mova's choice · ✓ the right answer · score 8
3. It will learn to steer the ball — score 4
4. It will get fitter and happier with every lap — score 6

Why: It took the question to ask what happens next. It chose option 2 with score 8, against 6 for the next best. Its support: lesson 63, line 13: «In a hamster ball a hamster cannot escape, can get too hot and may crash into things, so it is used only briefly with an adult, never near stairs, or not at al…», reached through what followed the sentence the question matched. What matched: the same doer «hamster» (+4); the same property (+2); the same light verb (be, have, do, get, go) (+2). · the question and its options parsed, with trees and pragmatics

Test 9 · ★ · wrong ✗

Why does a hamster need a wheel that is large?

1. Small wheels make hamsters run too fast and get very dizzy — ← Mova's choice · score 5
2. Hamsters like to sleep in their wheels — score 2
3. A small wheel bends its back and can hurt its spine — ✓ the right answer · score 3
4. Large wheels are quieter at night — no support

Why: It took the question to ask why something happens (its cause). It chose option 1 with score 5, against 3 for the next best. Its support: lesson 63, line 14: «Hamsters carry food in their cheek pouches to store it in their nest.», reached through the cause of the sentence the question matched. What matched: the same doer «hamsters» (+5). The right option, 3, scored 3. · the question and its options parsed, with trees and pragmatics

Test 10 · ★ · wrong ✗

gonna get 1 guinea pig, just the one, cheaper innit

1. Get one now and another one in a few years when it's older — ← Mova's choice · no support
2. One is best, so that it bonds only with you — no support
3. Get at least two, they are herd animals — ✓ the right answer · no support
4. One is fine if you play with it every day — no support

Why: Nothing it remembers matched the question, so it guessed: it took the first option shown. · the question and its options parsed, with trees and pragmatics

Test 11 · ★ · right ✓

my mate reckons goldfish forget everything after 3 secs. true?

1. Yes, three seconds is all they remember — no support
2. No, goldfish can remember things for months — ← Mova's choice · ✓ the right answer · score 8
3. Yes, that is why they swim in circles — no support
4. No, they remember for about ten seconds — score 3

Why: It took the question to ask which statement is true. It chose option 2 with score 8, against 3 for the next best. Its support: lesson 63, line 20: «Goldfish can remember things for months and learn feeding times; the three-second memory is a myth.», reached through the remembered sentence the question matched. What matched: the same thing acted on «things» (+4); the same action «remember» (+2); the same doer «goldfish» (+1); the same property (+1). · the question and its options parsed, with trees and pragmatics

Test 12 · ★ · wrong ✗

put loads of food in the tank so he dont go hungry over the weekend

1. Yes, extra food keeps the water fresh — ← Mova's choice · no support
2. Yes, fish stop eating when they are full, so it'll last — no support
3. Yes, leftovers sink and do no harm — no support
4. No, give only what he eats in a couple of minutes — ✓ 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 13 · ★ · right ✓

don't want the fish anymore, can we tip him in the pond at the park

1. No, pet fish can spread disease to wild animals — ← Mova's choice · ✓ the right answer · score 6
2. Yes, if the pond is big enough — no support
3. Yes, but only in the summer — no support
4. Yes, he will be much happier in the pond with the ducks — no support

Why: It took the question to ask which statement is true. It chose option 1 with score 6, the only option with support. Its support: lesson 63, line 19: «Pet fish must never be released into ponds or rivers, because they can spread disease and harm native wildlife (the wild animals that belong there).», reached through a sentence linked to the one the question matched. What matched: the same action «spread» (+2); the same doer «fish» (+2); the same thing acted on «disease» (+2). · the question and its options parsed, with trees and pragmatics

Test 14 · ★ · right ✓

hamster's asleep but i wanna play now

1. Let it sleep and play in the evening — ← Mova's choice · ✓ the right answer · no support
2. Shake the cage a little so it wakes up — no support
3. Pick it up gently while it sleeps, it won't even notice — no support
4. Poke it gently until it wakes up and plays — 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 15 · ★ · wrong ✗

fish look hungry so i put loads of food in

1. Fish stop eating when full — ← Mova's choice · score 3
2. More food makes them grow — score 1
3. Give only a little, too much makes the water dirty — ✓ the right answer · no support
4. Put in food every hour so they never ever get hungry — no support

Why: It took the question to ask which statement is true. It chose option 1 with score 3, against 1 for the next best. Its support: lesson 63, line 4: «Fish live in their water, so whatever goes in it stays there: uneaten food rots and poisons the water, and that is why you feed only what they eat in a couple…», reached through the remembered sentence the question matched. What matched: the same action «eat» (+2); the same doer «fish» (+1). The right option, 3, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 16 · ★ · right ✓

Noah says guinea pigs are fine living alone forever. true?

1. No, guinea pigs need company of their own kind — ← Mova's choice · ✓ the right answer · score 4
2. Yes, unless they squeak at night, that means they're lonely — no support
3. Yes, they hate other guinea pigs — no support
4. Yes, if they have a toy — no support

Why: It took the question to ask which statement is true. It chose option 1 with score 4, the only option with support. Its support: lesson 63, line 8: «Guinea pigs cannot make their own vitamin C, so they need fresh vegetables such as pepper or leafy greens every day.», reached through the option's own match among the sentences about the question's things. What matched: a different thing acted on (counts against) (+2); the same action «need» (+1); the same doer «pigs» (+1). · the question and its options parsed, with trees and pragmatics

Test 17 · ★ · right ✓

heard Josh's two hamsters had a massive fight and one died, his mum said they were brothers

1. Real lesson: hamster brothers always get along — no support
2. It proves hamsters are dangerous to people — no support
3. It is gossip, so two hamsters can share a cage — no support
4. Real lesson: adult Syrian hamsters fight, so each lives alone — ← Mova's choice · ✓ the right answer · score 4

Why: It took the question to ask which statement is true. It chose option 4 with score 4, the only option with support. Its support: lesson 63, line 10: «Adult Syrian hamsters fight, sometimes badly, so each one lives alone.», reached through a sentence linked to the one the question matched. What matched: the same action «live» (+2); the same property (+2). · the question and its options parsed, with trees and pragmatics

Test 18 · ★ · right ✓

my mate says fish should get loads of food so they never get hungry

1. He is right, fish are always hungry — no support
2. He is right, if you clean the tank daily — score 4
3. Wrong; give only what they eat in a couple of minutes, as leftovers rot — ← Mova's choice · ✓ the right answer · score 8
4. He is right, more food is always better — no support

Why: It took the question to ask which statement is true. It chose option 3 with score 8, against 4 for the next best. Its support: lesson 63, line 16: «Fish should get only as much food as they eat in a couple of minutes, because leftovers rot and poison the water.», reached through the same lesson line as the sentence the question matched. What matched: the same action «rot» (+4); the same doer «leftovers» (+4). · the question and its options parsed, with trees and pragmatics

Test 19 · ★ · wrong ✗

Mia's guinea pig died and someone said she killed it by not feeding it, should i tell people

1. Yes, because pets die from hunger — ← Mova's choice · no support
2. Yes, and add that she did not care and forgot about it for weeks — no support
3. No; it is unkind, likely untrue, and she is probably sad — ✓ the right answer · no support
4. Yes, so she never gets another pet — 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 ✓

Which of the following statements most accurately characterises the dietary requirement of guinea pigs?

1. They must be fed meat once a week — no support
2. They require only dry pellets and water — no support
3. They cannot produce vitamin C and require fresh vegetables daily — ← Mova's choice · ✓ the right answer · score 8
4. They produce vitamin C abundantly — score 7

Why: It took the question to ask who or what does it. It chose option 3 with score 8, against 7 for the next best. Its support: lesson 63, line 8: «Guinea pigs cannot make their own vitamin C, so they need fresh vegetables such as pepper or leafy greens every day.», reached through the option's own match among the sentences about the question's things. What matched: the same action «make» (+4); the same thing acted on «own vitamin c» (+3); a different doer (counts against) (+1). · the question and its options parsed, with trees and pragmatics

Exam question 2 · formal language · wrong ✗

Identify the reason for which guinea pigs ought to be kept at least in pairs.

1. They fight when kept alone — no support
2. They require each other for warmth only — ← Mova's choice · score 4
3. They are herd animals — ✓ the right answer · score 3
4. Single guinea pigs cannot eat — no support

Why: It took the question to ask which statement is true. It chose option 2 with score 4, against 3 for the next best. Its support: lesson 63, line 8: «Guinea pigs cannot make their own vitamin C, so they need fresh vegetables such as pepper or leafy greens every day.», reached through the option's own match among the sentences about the question's things. What matched: a different thing acted on (counts against) (+2); the same action «need» (+1); the same doer «pigs» (+1). The right option, 3, scored 3. · the question and its options parsed, with trees and pragmatics

Exam question 3 · formal language · right ✓

It being given that a hamster cage is cleaned, select the practice consistent with established guidance.

1. The hamster should be moved permanently — no support
2. All bedding should be replaced with scented material — no support
3. Some old bedding should be retained so that the cage still smells of home — ← Mova's choice · ✓ the right answer · score 7
4. The cage should be washed with strong bleach, scrubbed thoroughly and dried in the sun — no support

Why: It took the question to ask which statement is true. It chose option 3 with score 7, the only option with support. Its support: lesson 63, line 15: «When cleaning a hamster cage you spot clean often (clear out just the dirty bits) and leave some old bedding so it still smells like home.», reached through the same lesson line as the sentence the question matched. What matched: the same action «smell» (+4); the same circumstance (+2); its «because» matches the remembered cause (+2). Against it: a different doer (counts against) (-1). · the question and its options parsed, with trees and pragmatics

Exam question 4 · formal language · right ✓

Select the response that is consistent with established guidance concerning the holding of a hamster.

1. By its tail while standing — no support
2. In one hand above a table — no support
3. In two cupped hands whilst seated close to the floor — ← Mova's choice · ✓ the right answer · score 6
4. By the scruff while walking — no support

Why: It took the question to ask which statement is true. It chose option 3 with score 6, the only option with support. Its support: lesson 63, line 12: «You hold a hamster in two cupped hands and sit close to the floor, because a short fall can kill it.», reached through the same lesson line as the sentence the question matched. What matched: the same action «sit» (+4); the same property (+2). · the question and its options parsed, with trees and pragmatics

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