Bears by kind: the eight bears of the world

Tests: 8 of 11 right · Exam: 1 of 4 right · Kind: plain · Understood: 11 of 15 · Run: 2026-10-18, commit f3c23ea72

Lesson 319 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 · right ✓

Count them: a zoo keeps one bear of every kind in the world. How many bears is that?

1. 8 — ← Mova's choice · ✓ the right answer · no support
2. 6 — no support
3. 12 — no support
4. 10 — 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 2 · right ✓

Count them: 3 sloth bear mothers each carry 2 cubs on their backs. How many bears in all?

1. 9 — ← Mova's choice · ✓ the right answer · no support
2. 6 — no support
3. 12 — no support
4. 5 — 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 · wrong ✗

In Kung Fu Panda, Po gobbles dumplings and noodles all day. What does a real giant panda eat?

1. Mostly meat dumplings and bowls of noodles — score 3
2. Honey and berries only — score 3
3. Almost only bamboo, for many hours a day — ✓ the right answer · score 3
4. Fish from rivers — ← Mova's choice · score 9

Why: It took the question to ask what it is done to. It chose option 4 with score 9, against 3 for the next best. Its support: lesson 107, line 4: «In Kung Fu Panda, Po gobbles dumplings and his teacher Shifu is a red panda; real giant pandas live on bamboo, and the red panda is not even a close relative,…», reached through the same lesson line as the sentence the question matched. What matched: the same doer «red panda» (+4); it fills the role the question asks for (+3); the same thing acted on «close relative» (+2). The right option, 3, scored 3. · the question and its options parsed, with trees and pragmatics

Test 4 · right ✓

In The Jungle Book Baloo is a lazy bear who loves ants. Which real bear was he, and what would it eat?

1. A sloth bear, sucking up termites and ants — ← Mova's choice · ✓ the right answer · score 5
2. A koala, eating leaves — score -1
3. A panda, eating bamboo — score 2
4. A polar bear, eating seals on the sea ice — score 5

Why: It took the question to ask which statement is true. It chose option 1 with score 5, tied with another option at 5 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 319, line 14: «The sloth bear of India and Sri Lanka has a gap where two upper front teeth are missing; it closes its nostrils, blows away dust and sucks termites up through…», reached through the option's own match among the sentences about the question's things. What matched: the same action «suck up» (+3); the same doer «bear» (+2). · the question and its options parsed, with trees and pragmatics

Test 5 · wrong ✗

Paddington Bear came from «darkest Peru». Which real bear lives there?

1. The moon bear — ← Mova's choice · score 9
2. The spectacled bear of the Andes — ✓ the right answer · score 9
3. The sun bear of the Peruvian jungle — score 9
4. The polar bear — score 9

Why: It took the question to ask what it is done to. It chose option 1 with score 9, tied with another option at 9 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 319, line 6: «Brown bears live in North America, Europe and Asia; grizzlies and Kodiak bears are brown bears, a big Kodiak can weigh over 600 kilograms, and a hump of muscle…», reached through the same lesson line as the sentence the question matched. What matched: the same doer «grizzlies» (+4); it fills the role the question asks for (+3); the same thing acted on «brown bears» (+2). The right option, 2, scored 9. · the question and its options parsed, with trees and pragmatics

Test 6 · wrong ✗

«look that black bear is BROWN, someone named it wrong lol» What is right?

1. It is a black bear that got sunburnt — score 4
2. It is a panda without its spots — score 4
3. It must be a grizzly, black bears are only black — ← Mova's choice · score 5
4. American black bears can be black, brown, cinnamon or even white — ✓ the right answer · score 5

Why: It took the question to ask which statement is true. It chose option 3 with score 5, tied with another option at 5 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 319, line 9: «American black bears can be black, brown, cinnamon or even white, like the spirit bear of Canada; it is the commonest bear in the world, with hundreds of thous…», reached through the option's own match among the sentences about the question's things. What matched: the same doer «american black bears» (+2); the same light verb (be, have, do, get, go) (+2); the same property (+1). The right option, 4, scored 5. · the question and its options parsed, with trees and pragmatics

Test 7 · right ✓

«ppl said the zoo sun bear was a guy in a bear suit lmao» What did the zoo say?

1. It was a robot made for visitors — score 3
2. It was a statue — no support
3. It really was a man in a bear suit, there to fool the visitors — score 10
4. It was a real sun bear standing up like a person — ← Mova's choice · ✓ the right answer · score 11

Why: It took the question to ask what it is done to. It chose option 4 with score 11, against 10 for the next best. Its support: lesson 319, line 13: «In 2023 a sun bear in a Chinese zoo stood up so like a person that people online said it was a man in a costume, and the zoo said it was a real bear.», reached through a sentence linked to the one the question matched. What matched: the same action «stand up» (+5); the same doer «sun bear» (+4); the same circumstance (+2). · the question and its options parsed, with trees and pragmatics

Test 8 · right ✓

What would happen to polar bears if there were much less sea ice for longer each year?

1. They would hunt seals much more easily from the land — score 1
2. They would swim further and go hungry longer — ← Mova's choice · ✓ the right answer · score 7
3. They would grow gills — score 1
4. Nothing, they eat mainly grass — score 6

Why: It took the question to ask what happens next. It chose option 2 with score 7, against 6 for the next best. Its support: lesson 105, line 3: «Polar bears need the sea ice: they wait on it for seals to come up to breathe, and as the climate warms the ice melts earlier and freezes later, so the bears m…», reached through the same lesson line as the sentence the question matched. What matched: the same doer «bears» (+4); the same property (+2); the same light verb (be, have, do, get, go) (+1). · the question and its options parsed, with trees and pragmatics

Test 9 · right ✓

«koalas are just little bears, my nan calls them koala bears» What is true?

1. Koalas are baby pandas — no support
2. Koalas are not bears at all, despite the name — ← Mova's choice · ✓ the right answer · score 8
3. Koalas are bears that live only in trees — score 5
4. Koalas are the smallest of the eight bears — score 6

Why: It took the question to ask which statement is true. It chose option 2 with score 8, against 6 for the next best. Its support: lesson 319, line 3: «Some names trick you. An American black bear can be brown or even white, the koala is not a bear at all, and the red panda is not a bear either.», reached through the option's own match among the sentences about the question's things. What matched: the same place «all» (+4); the same doer «koala» (+2); the same light verb (be, have, do, get, go) (+2). · the question and its options parsed, with trees and pragmatics

Test 10 · right ✓

«saw a bear that's half white half brown in canada, a pizzly??» What could it be?

1. A polar bear that rolled in brown mud and could never wash it out again — score 3
2. A panda painted by a joker — score 0
3. Impossible, bears never mix — no support
4. A wild hybrid of a grizzly and a polar bear, which has been found there — ← Mova's choice · ✓ the right answer · score 11

Why: It took the question to ask what it is done to. It chose option 4 with score 11, against 3 for the next best. Its support: lesson 319, line 17: «Wild bears that are half grizzly and half polar bear, called pizzly or grolar bears, have been found in the Canadian Arctic, as grizzlies wander further north…», 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 (+3); the same thing acted on «wild bears» (+2). · the question and its options parsed, with trees and pragmatics

Test 11 · right ✓

Why might a white spirit bear catch more fish by day than a black bear?

1. Fish like the colour white and swim up close to look at it — score 5
2. White bears swim faster — score 5
3. Black bears cannot swim at all — score 4
4. It is harder for fish to see against the bright sky — ← Mova's choice · ✓ the right answer · score 6

Why: It took the question to ask why something happens (its cause). It chose option 4 with score 6, against 5 for the next best. Its support: lesson 319, line 10: «A study reported that white spirit bears catch more salmon by day than black ones, perhaps because a pale shape is harder for fish to see against the bright sk…», reached through the cause of the sentence the question matched. What matched: the same property (+4); the same circumstance (+3); the same light verb (be, have, do, get, go) (+2). Against it: a different doer (counts against) (-3). · the question and its options parsed, with trees and pragmatics

Exam question 1 · formal language · wrong ✗

Identify the number of extant species of bear.

1. Twelve — ← Mova's choice · no support
2. Eight — ✓ the right answer · no support
3. Four — no support
4. Twenty-eight — 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 2 · formal language · right ✓

Select the response consistent with the established facts concerning the giant panda.

1. It is a true bear which subsists almost entirely upon bamboo, digesting it poorly — ← Mova's choice · ✓ the right answer · score 4
2. It is a member of the raccoon family which subsists principally upon meat and small birds — score 3
3. It is a marsupial which subsists upon eucalyptus — score 0
4. It is a true bear which subsists principally upon fish — score 4

Why: It took the question to ask which statement is true. It chose option 1 with score 4, tied with another option at 4 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 319, line 16: «The giant panda is a true bear that eats almost only bamboo, but its gut is still a meat-eater's gut, so it digests little and must eat for many hours a day; s…», reached through the option's own match among the sentences about the question's things. What matched: the same doer «giant panda» (+2); the same light verb (be, have, do, get, go) (+2). · the question and its options parsed, with trees and pragmatics

Exam question 3 · formal language · wrong ✗

Which of the following statements most accurately characterises the American black bear?

1. It is a species of the Andes which is the sole bear in South America — score 7
2. It is the largest bear and dwells upon sea ice — score 8
3. It is invariably black in colour and is confined to the Arctic coasts and the sea ice — ← Mova's choice · score 9
4. It is the most numerous bear and its coat may be black, brown, cinnamon or white — ✓ the right answer · score 8

Why: It took the question to ask who or what does it. It chose option 3 with score 9, against 8 for the next best. Its support: lesson 319, line 9: «American black bears can be black, brown, cinnamon or even white, like the spirit bear of Canada; it is the commonest bear in the world, with hundreds of thous…», reached through the same lesson line as the sentence the question matched. What matched: it fills the role the question asks for (+3); the same doer «american black bears» (+2); the same property (+2); the same light verb (be, have, do, get, go) (+2). The right option, 4, scored 8. · the question and its options parsed, with trees and pragmatics

Exam question 4 · formal language · wrong ✗

Ascertain the reason for which hybrids of the grizzly and the polar bear have been recorded in the Canadian Arctic.

1. The two species have always shared identical habitats — ← Mova's choice · no support
2. Both species have been released together by zoological gardens — no support
3. Grizzlies have extended their range northward as the Arctic has warmed — ✓ the right answer · no support
4. Polar bears have migrated to southern forests in search of bamboo — 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

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