Pigs: mud, snouts and brains

Tests: 5 of 11 right · Exam: 1 of 4 right · Kind: ★★ · Understood: 11 of 15 · Run: 2026-10-18, commit f3c23ea72

Lesson 210 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 ✗

«Peppa Pig is pink so all pigs are pink, obvs» What is right?

1. Pigs are only pink in summer — score 2
2. Many pigs are pink, but many are black, spotted, ginger or hairy — ✓ the right answer · score 2
3. Only cartoon pigs have colours — ← Mova's choice · score 3
4. All pigs are pink, without exception, everywhere in the whole world — score 2

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 138, line 15: «The saying that a pig can never look up is not true; its short, thick, muscly neck just makes it awkward, and pigs see fewer colours than we do and rely more o…», reached through the option's own match among the sentences about the question's things. What matched: the same thing acted on «fewer colours» (+3). The right option, 2, scored 2. · the question and its options parsed, with trees and pragmatics

Test 2 · ★★ · right ✓

In a cartoon a pig lives happily in a filthy sty, rolling in its own mess. What is true of real pigs with space?

1. They never get dirty at all — no support
2. They take baths in milk — no support
3. They keep their toilet far away from where they sleep — ← Mova's choice · ✓ the right answer · score 2
4. They love sleeping in their own mess because it keeps them warm — no support

Why: It took the question to ask which statement is true. It chose option 3 with score 2, the only option with support. Its support: lesson 210, line 6: «Pigs are clean when they have space: they keep their toilet area well away from their beds.», reached through the option's own match among the sentences about the question's things. What matched: the same action «keep» (+2); the same property (+1). Against it: a different thing acted on (counts against) (-1). · the question and its options parsed, with trees and pragmatics

Test 3 · ★★ · wrong ✗

«sow had 11 piglets, sorry 12. how many tails with mum»

1. 24 — ← Mova's choice · no support
2. 11 — no support
3. 12 — no support
4. 13 — ✓ 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 · ★★ · right ✓

«4 pigs and a farmer in the yard, how many legs. no elephants so no trunks lol»

1. 18 — ← Mova's choice · ✓ the right answer · no support
2. 16 — no support
3. 20 — no support
4. 22 — 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 · ★★ · wrong ✗

What would happen if pale pigs had no mud or shade on a hot sunny day?

1. Nothing, pigs love strong sun — score 3
2. They would turn black — score 3
3. They could overheat and get sunburnt — ✓ the right answer · score 3
4. They would sweat and stay cool — ← Mova's choice · score 7

Why: It took the question to ask what happens next. It chose option 4 with score 7, against 3 for the next best. Its support: lesson 138, line 1: «Peppa loves jumping in muddy puddles, and real pigs love mud too, but for a good reason: pigs can hardly sweat, so wet mud cools them as it dries, works as sun…», reached through what followed the sentence the question matched. What matched: the same action «sweat» (+4); the same doer «pigs» (+3). The right option, 3, scored 3. · the question and its options parsed, with trees and pragmatics

Test 6 · ★★ · right ✓

«you eat like a pig» — is that fair to pigs?

1. Yes, pigs eat until they burst — score 2
2. No, pigs with enough food usually stop when they are full — ← Mova's choice · ✓ the right answer · score 9
3. No, pigs never eat at all — score 0
4. Yes, pigs eat all day long without a break, from morning until night — score 2

Why: It took the question to ask which statement is true. It chose option 2 with score 9, against 2 for the next best. Its support: lesson 210, line 14: ««Eating like a pig» is unfair: pigs that always have enough food usually stop when they are full.», reached through the same lesson line as the sentence the question matched. What matched: the same action «stop» (+5); the same doer «pigs» (+2); the same property (+2). · the question and its options parsed, with trees and pragmatics

Test 7 · ★★ · right ✓

«my mate's getting a mini pig, it'll stay tiny like a puppy» What should he know?

1. Mini pigs are born full size — score 9
2. Mini pigs never grow at all, they stay the size of a puppy for life — score 5
3. Mini pigs often grow as big as a big dog or more — ← Mova's choice · ✓ the right answer · score 11
4. Mini pigs turn into rabbits — score 8

Why: It took the question to ask what it is done to. It chose option 3 with score 11, against 9 for the next best. Its support: lesson 210, line 16: ««Mini pigs» sold as pets often grow much bigger than promised, to the size of a big dog or more, and many end up in rescue centres.», reached through the option's own match among the sentences about the question's things. What matched: the same action «grow» (+4); the same doer «mini pigs» (+4); the same property (+3). · the question and its options parsed, with trees and pragmatics

Test 8 · ★★ · wrong ✗

«shut that pig up, it's screaming like mad just cos I lifted it» Why so loud?

1. Pigs scream every time they eat — ← Mova's choice · score 4
2. It is frightened and calling for help, as prey animals do — ✓ the right answer · score 0
3. It is singing loudly because it is happy to be picked up and cuddled — no support
4. It is trying to sound like a dog — no support

Why: It took the question to ask why something happens (its cause). It chose option 1 with score 4, against 0 for the next best. Its support: lesson 210, line 11: «A frightened pig squeals very loudly to call for help, and close up a squeal was reported to be about as loud as a rock concert.», reached through the option's own match among the sentences about the question's things. What matched: the same action «call» (+2); the same doer «frightened pig» (+2). The right option, 2, scored 0. · the question and its options parsed, with trees and pragmatics

Test 9 · ★★ · wrong ✗

«pigs r thick though» Which fact shows they are clever?

1. They forget everything after a minute, but they can learn to sit like a dog — ← Mova's choice · score 13
2. They can read and write — score 10
3. They can talk in words — score 10
4. They learn names, solve puzzles and used a joystick in a study — ✓ the right answer · score 10

Why: It took the question to ask who or what does it. It chose option 1 with score 13, against 10 for the next best. Its support: lesson 144, line 5: «Pigs are not used for herding, but they are clever and can be trained with rewards to fetch, sit and come when called.», reached through the same lesson line as the sentence the question matched. What matched: it fills the role the question asks for (+5); the same action «sit» (+4); the same doer «sheep» (+4). The right option, 4, scored 10. · the question and its options parsed, with trees and pragmatics

Test 10 · ★★ · wrong ✗

«pig's tail's all curly and wagging» What does that usually mean?

1. The pig is angry — ← Mova's choice · no support
2. The pig is very ill — no support
3. The pig is cold — no support
4. The pig is probably happy — ✓ 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 11 · ★★ · right ✓

A pig on a farm is pushing its nose into the soil and turning it over. What is it doing?

1. Looking for its lost tail — score 4
2. Rooting for roots and grubs to eat — ← Mova's choice · ✓ the right answer · score 10
3. Trying to escape under the fence — no support
4. Burying its piglets — score 5

Why: It took the question to ask what is done. It chose option 2 with score 10, against 5 for the next best. Its support: lesson 201, line 9: «Hay is a guinea pig's main food: it gives fibre and wears down teeth that never stop growing; guinea pigs also eat some of their own soft droppings, which is n…», reached through the option's own match among the sentences about the question's things. What matched: it fills the role the question asks for (+4); the same action «eat» (+3); the same doer «guinea pigs» (+3). · 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 practice of wallowing in mud among pigs?

1. Wallowing serves solely to conceal the animal from predators — no support
2. Mud is consumed as the principal food of the pig — score 0
3. Mud serves to cool an animal largely incapable of sweating and to protect its skin from the sun — ← Mova's choice · ✓ the right answer · score 15
4. Wallowing is undertaken because pigs prefer filth to any clean place in which to rest — score 10

Why: It took the question to ask who or what does it. It chose option 3 with score 15, against 10 for the next best. Its support: lesson 210, line 5: «Pigs wallow in mud to keep cool, because they cannot sweat much, and the mud also protects their skin from sunburn.», reached through the same lesson line as the sentence the question matched. What matched: it fills the role the question asks for (+5); the same action «protect» (+4); the same doer «mud» (+4); the same thing acted on «skin» (+2). · the question and its options parsed, with trees and pragmatics

Exam question 2 · formal language · wrong ✗

Identify the principal function of the snout of the domestic pig.

1. Serving as an organ for climbing trees — ← Mova's choice · no support
2. Regulating the body temperature by sweating through the nostrils on hot days — no support
3. Rooting in the soil for roots and grubs, with great sensitivity of smell and touch — ✓ the right answer · no support
4. Producing the animal's characteristic squeal — 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

Exam question 3 · formal language · wrong ✗

It is given that a so-called mini pig is acquired as a household pet. Ascertain the outcome most frequently reported.

1. The animal remains permanently the size of a kitten, exactly as the breeders invariably promise — no support
2. The animal diminishes in size with age — no support
3. The animal ceases growing upon its arrival — ← Mova's choice · score 7
4. The animal grows considerably larger than promised, frequently to the size of a large dog — ✓ the right answer · score 7

Why: It took the question to ask which statement is true. It chose option 3 with score 7, tied with another option at 7 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 96, line 7: «Farm sheep grow wool all the time and must be shorn every year, because people bred them to keep their wool; a sheep called Shrek in New Zealand escaped sheari…», reached through the same lesson line as the sentence the question matched. What matched: the same action «grow» (+5); the same doer «farm sheep» (+2). The right option, 4, scored 7. · 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 colouration of domestic pigs and their ancestry.

1. All pigs are pink, as were their ancestors — no support
2. Pigs descend from the hippopotamus — ← Mova's choice · score 2
3. Pigs may be pink, black, spotted, ginger or hairy, and descend from the hairy brown wild boar — ✓ the right answer · score 2
4. Pigs are invariably black in the wild state — no support

Why: It took the question to ask which statement is true. It chose option 2 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 201, line 12: «A guinea pig is shy because it is a prey animal; it hides when frightened, so it is best to sit on the floor and let it come to you.», reached through the option's own match among the sentences about the question's things. What matched: the same action «come» (+2). The right option, 3, scored 2. · the question and its options parsed, with trees and pragmatics

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