Litter and caring for nature

Tests: 13 of 18 right · Exam: 2 of 4 right · Kind: ★ · Understood: 20 of 22 · Run: 2026-10-18, commit f3c23ea72

Lesson 239 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 Wales eats a banana on the beach. Where should the peel go?

1. Under a rock away from the path — no support
2. Into the sea for the fish to eat — no support
3. Into the sand, where it will rot overnight — ← Mova's choice · score 1
4. In a bin or back home in his bag — ✓ the right answer · no support

Why: It took the question to ask where. It chose option 3 with score 1, the only option with support. Its support: lesson 239, line 10: «Take apple cores and banana peels home or put them in a bin; they take months to rot and teach animals to come close to people.», reached through the option's own match among the sentences about the question's things. What matched: the same doer «peels» (+1). The right option, 4, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 2 · ★ · wrong ✗

Your school wants to release 100 balloons for its birthday. What would be kinder to nature?

1. Use bigger balloons that fly higher — no support
2. Something else, like planting trees, because balloons become litter — ✓ the right answer · no support
3. Let them go at night, when all the animals are asleep and safe — ← Mova's choice · score 3
4. Let them go over the sea, where they will sink and disappear — score 3

Why: It took the question to ask which statement is true. It chose option 3 with score 3, tied with another option at 3 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 239, line 2: «Litter does real harm. Animals swallow plastic and balloon pieces or get tangled in strings, so never let a balloon go outdoors.», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «balloon» (+3); the same action «let» (+2). Against it: one says «not», the other does not (counts against) (-2). The right option, 2, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 3 · ★ · right ✓

A girl wants to build a stone tower with rocks from the stream. What is the problem?

1. Stream rocks are too slippery to stack — no support
2. She would destroy homes of insects and fish — ← Mova's choice · ✓ the right answer · score 5
3. Nothing at all; streams have plenty of rocks — no support
4. The tower will fall over in the wind — score 4

Why: It took the question to ask what it is done to. It chose option 2 with score 5, against 4 for the next best. Its support: lesson 239, line 13: «Leave rocks in a stream where they are, because they are homes for insects and fish.», reached through a sentence linked to the one the question matched. What matched: it fills the role the question asks for (+3); the same thing acted on «homes» (+2). · the question and its options parsed, with trees and pragmatics

Test 4 · ★ · right ✓

Why do wild lizards usually die when children take them home?

1. They are allergic to people's hands and skin — score 3
2. They need their wild home and food to survive — ← Mova's choice · ✓ the right answer · score 6
3. Lizards die when they see a cage — no support
4. Houses are always far too cold for lizards to live in — no support

Why: It took the question to ask why something happens (its cause). It chose option 2 with score 6, against 3 for the next best. Its support: lesson 95, line 16: «Children aged six to twelve need about nine to twelve hours of sleep a night.», reached through the option's own match among the sentences about the question's things. What matched: the same action «need» (+4); the same doer «children» (+2). · the question and its options parsed, with trees and pragmatics

Test 5 · ★ · right ✓

A park ranger in Canada asks visitors to be quiet near a lake. Why?

1. The fish will jump right out of the water if they hear you — no support
2. Loud sound makes the lake water become polluted — no support
3. Noise frightens animals and disturbs other visitors — ← Mova's choice · ✓ the right answer · score 8
4. Loud voices make it rain — no support

Why: It took the question to ask why something happens (its cause). It chose option 3 with score 8, the only option with support. Its support: lesson 239, line 14: «Speak quietly in nature and leave music at home, because noise frightens animals and disturbs other visitors.», reached through the option's own match among the sentences about the question's things. What matched: the same action «disturb» (+4); the same doer «noise» (+2); the same thing acted on «other visitors» (+2). · the question and its options parsed, with trees and pragmatics

Test 6 · ★ · right ✓

Which is true about picking up litter you did not drop?

1. It helps nature and sets a good example for others — ← Mova's choice · ✓ the right answer · score 11
2. It is only the council's job, never yours — no support
3. It encourages people to drop more litter — no support
4. You must never touch any litter at all, even with gloves on — score 6

Why: It took the question to ask which statement is true. It chose option 1 with score 11, against 6 for the next best. Its support: lesson 239, line 9: «You can pick up safe litter left by others with gloves or a litter picker; it helps nature and sets a good example.», reached through the same lesson line as the sentence the question matched. What matched: the same action «help» (+5); the same doer «litter» (+3); the same thing acted on «nature» (+3). · the question and its options parsed, with trees and pragmatics

Test 7 · ★ · wrong ✗

You see a man pulling a bird's nest out of a hedge. What is the safe and right thing?

1. Fight him to save the nest and the eggs — no support
2. Yell rude words at him — no support
3. Tell a grown-up or a ranger, who can deal with it — ✓ the right answer · no support
4. Take the nest home with you to keep it safe in your room — ← Mova's choice · score 4

Why: It took the question to ask what it is done to. It chose option 4 with score 4, the only option with support. Its support: lesson 239, line 10: «Take apple cores and banana peels home or put them in a bin; they take months to rot and teach animals to come close to people.», reached through the option's own match among the sentences about the question's things. What matched: the same property (+3); the same action «take» (+2). Against it: a different thing acted on (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 8 · ★ · right ✓

Why should you never scratch your initials into a tree?

1. Trees cannot feel anything, so it is always fine — no support
2. It makes the tree grow faster — no support
3. It spoils the place for others and harms the tree — ← Mova's choice · ✓ the right answer · score 14
4. Only the very big old trees mind being scratched — no support

Why: It took the question to ask why something happens (its cause). It chose option 3 with score 14, the only option with support. Its support: lesson 239, line 12: «Do not draw on rocks, trees or signs, because it spoils the place for others and is hard to remove.», reached through the cause of the sentence the question matched. What matched: the same action «spoil» (+6); the same thing acted on «place» (+5); the same circumstance (+2); a different doer (counts against) (+1). · the question and its options parsed, with trees and pragmatics

Test 9 · ★ · right ✓

no bin anywhere, can i just chuck my wrapper in the bush

1. No, keep it in your bag till you find a bin — ← Mova's choice · ✓ the right answer · score 6
2. Yes, it will rot away quickly in there — no support
3. Yes, if you hide it well — no support
4. Only if it's small n nobody sees u — 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 239, line 8: «Keep a snack wrapper in your pocket or bag until you find a bin, because litter harms animals and spoils places for everyone.», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «snack wrapper» (+3); the same action «keep» (+2); the same place «pocket» (+1). · the question and its options parsed, with trees and pragmatics

Test 10 · ★ · right ✓

apple core's natural, fine to throw it in the grass?

1. Only if you throw it far — no support
2. No, take it home or bin it — ← Mova's choice · ✓ the right answer · score 8
3. Yes, animals need the food — no support
4. Yes, it rots in a day — 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 239, line 1: «The rule of the outdoors is «Leave no trace»: leave a place as you found it, or better. Take your rubbish home or to a bin, even an apple core, which takes mon…», reached through the same lesson line as the sentence the question matched. What matched: the same action «take» (+5); the same property (+3). · the question and its options parsed, with trees and pragmatics

Test 11 · ★ · wrong ✗

for nan's party can we let the balloons go??

1. No, balloons come down as litter that hurts animals — ✓ the right answer · no support
2. Yes, they just float away up to space — ← Mova's choice · score -2
3. Yes, if they're colourful — no support
4. Only helium balloons, cos they go higher n never come down — 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 71, line 4: «Kindness also means thinking about what we leave behind: a released balloon, a lost fishing hook or an uncut plastic drink ring can trap or kill an animal far…», reached through the option's own match among the sentences about the question's things. Against it: the same property (-1); a different action (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 12 · ★ · wrong ✗

caught some tadpoles, gonna keep em in my room

1. Yes, they love jam jars on a sunny windowsill — ← Mova's choice · no support
2. Yes, feed them bread — no support
3. Only for a few weeks till they're frogs — no support
4. No, look and put them back in their pond — ✓ 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 ✓

no bin here, just leave the wrapper

1. Throw it in the river so it floats off — no support
2. Leave it under a rock where no one sees — score 1
3. Bury it deep in the sand where it can't blow — no support
4. Take it home, litter hurts animals — ← Mova's choice · ✓ the right answer · score 8

Why: It took the question to ask which statement is true. It chose option 4 with score 8, against 1 for the next best. Its support: lesson 239, line 1: «The rule of the outdoors is «Leave no trace»: leave a place as you found it, or better. Take your rubbish home or to a bin, even an apple core, which takes mon…», reached through the same lesson line as the sentence the question matched. What matched: the same action «take» (+5); the same property (+3). · the question and its options parsed, with trees and pragmatics

Test 14 · ★ · right ✓

Why is a plastic bag dangerous for a sea turtle?

1. It eats it thinking it's a jellyfish — ← Mova's choice · ✓ the right answer · score 6
2. Bags float away — no support
3. It scares them away from their beaches — no support
4. Turtles just don't like plastic — score 5

Why: It took the question to ask why something happens (its cause). It chose option 1 with score 6, against 5 for the next best. Its support: lesson 239, line 6: «A girl in Florida dropped a plastic bag on the beach; a sea turtle later swallowed one like it, thinking it was a jellyfish, and died.», reached through the option's own match among the sentences about the question's things. What matched: the same action «think» (+4); the same doer «sea turtle» (+2). · the question and its options parsed, with trees and pragmatics

Test 15 · ★ · right ✓

broke a glass bottle on the path

1. Kick it into the grass — score 3
2. Leave it, someone will sweep it up later — score 5
3. Tell an adult and help clean it up safely — ← Mova's choice · ✓ the right answer · score 8
4. Pick up every bit with bare hands — no support

Why: It took the question to ask which statement is true. It chose option 3 with score 8, against 5 for the next best. Its support: lesson 239, line 19: «Broken glass left on the ground can cut people and animals for years, so if you break a bottle, tell a grown-up and help clean it up safely.», reached through the same lesson line as the sentence the question matched. What matched: the same action «clean up» (+5); the same property (+3). · the question and its options parsed, with trees and pragmatics

Test 16 · ★ · right ✓

did u hear a turtle died at the beach and they found it was full of plastic bags inside? real lesson?

1. Plastic melts away in the sea anyway, so it doesn't matter — no support
2. Take your litter home; plastic in the sea kills animals — ← Mova's choice · ✓ the right answer · score 8
3. Only big plastic is a problem — no support
4. Turtles should just stay away from beaches with people — score 1

Why: It took the question to ask which statement is true. It chose option 2 with score 8, against 1 for the next best. Its support: lesson 239, line 18: «Plastic in the sea kills many sea birds, turtles and fish that eat it or get tangled.», reached through the same lesson line as the sentence the question matched. What matched: the same action «kill» (+5); the same doer «plastic» (+3). · the question and its options parsed, with trees and pragmatics

Test 17 · ★ · right ✓

apparently at a party they let off 100 balloons and a cow ate one and died. what's the true lesson?

1. Cows never eat balloons — no support
2. Never release balloons; they come down as litter — ← Mova's choice · ✓ the right answer · score 7
3. Use red balloons, because animals always avoid red — no support
4. Only release a few balloons at a time — score 3

Why: It took the question to ask which statement is true. It chose option 2 with score 7, against 3 for the next best. Its support: lesson 239, line 11: «Never release balloons outdoors, because they come down as litter that animals swallow or get tangled in.», reached through a sentence linked to the one the question matched. What matched: the same property (+3); the same circumstance (+3); the same action «come down» (+1). · the question and its options parsed, with trees and pragmatics

Test 18 · ★ · right ✓

my mate says apple cores are fine to chuck in the bush cos they rot in like a day. right?

1. Yes, they vanish overnight, gone by morning — no support
2. No, they take months and draw animals near people — ← Mova's choice · ✓ the right answer · score 5
3. Yes, n animals never eat them anyway — no support
4. Yes, they feed the trees — no support

Why: It took the question to ask which statement is true. It chose option 2 with score 5, the only option with support. Its support: lesson 239, line 1: «The rule of the outdoors is «Leave no trace»: leave a place as you found it, or better. Take your rubbish home or to a bin, even an apple core, which takes mon…», reached through the remembered sentence the question matched. What matched: the same doer «apple core» (+2); the same property (+2); the same action «take» (+1). · the question and its options parsed, with trees and pragmatics

Exam question 1 · formal language · right ✓

Identify the appropriate disposal of a snack wrapper where no bin is nearby.

1. It is hidden deep within a hedge beside the path — no support
2. It is buried beneath the soil — no support
3. It is kept in one's pocket or bag until a bin is found — ← Mova's choice · ✓ the right answer · score 8
4. It is dropped in a place where it cannot be seen by others — no support

Why: It took the question to ask which statement is true. It chose option 3 with score 8, the only option with support. Its support: lesson 69, line 22: «Raccoons can bite and carry rabies, so you keep away from them and keep bins closed.», reached through the same lesson line as the sentence the question matched. What matched: the same action «keep» (+5); the same thing acted on «bins» (+3). · the question and its options parsed, with trees and pragmatics

Exam question 2 · formal language · wrong ✗

Which of the following statements most accurately characterises the release of balloons outdoors?

1. They are entirely harmless once they have burst in the air — ← Mova's choice · no support
2. They decay within a single day — no support
3. They float away permanently into space — no support
4. They return as litter swallowed by animals or entangling them — ✓ 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

Exam question 3 · formal language · right ✓

Select the response consistent with established practice in respect of wild frogs and tadpoles.

1. They are moved to a different pond, where they may be safer — no support
2. They are taken home and kept as pets — score 2
3. They are observed but left in their home — ← Mova's choice · ✓ the right answer · score 3
4. They are collected and kept in jars — no support

Why: It took the question to ask which statement is true. It chose option 3 with score 3, against 2 for the next best. Its support: lesson 239, line 15: «Look at wild frogs, lizards and tadpoles but leave them in their home; they usually die in captivity and some are protected.», reached through the remembered sentence the question matched. What matched: the same place «home» (+2); the same action «leave» (+1). · the question and its options parsed, with trees and pragmatics

Exam question 4 · formal language · wrong ✗

Ascertain the appropriate action upon seeing a person start a fire in the countryside.

1. To ignore the matter entirely — no support
2. To put out the fire with one's bare hands as fast as possible — ← Mova's choice · score 5
3. To argue with the person at once — no support
4. To inform an adult, a ranger or the police without arguing — ✓ the right answer · no support

Why: It took the question to ask which statement is true. It chose option 2 with score 5, the only option with support. Its support: lesson 231, line 11: «Put a fire out by drowning it with water, stirring, and drowning again until it is cold to the touch.», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «fire» (+3); the same action «put out» (+2). The right option, 4, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

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