The Australian walkabout: kangaroos, emus, wallabies and dingoes

Tests: 5 of 12 right · Exam: 2 of 4 right · Kind: plain · Understood: 9 of 16 · Run: 2026-10-18, commit f3c23ea72

Lesson 103 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 ✓

«gonna give that kangaroo some of my crisps» What should you do?

1. Fine, kangaroos love salty snacks like crisps — no support
2. Fine, if you hold the bag still — no support
3. Throw them, so it doesn't bite — score 0
4. Don't; stay on the path and let it be — ← Mova's choice · ✓ the right answer · score 3

Why: It took the question to ask what is done. It chose option 4 with score 3, against 0 for the next best. Its support: lesson 42, line 12: «In zoos capybaras let many animals sit on them, but zoo animals are well fed; some viral videos are staged, and in the wild a capybara can bite hard with its b…», 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 action «let» (+2). Against it: a different doer (counts against) (-2). · the question and its options parsed, with trees and pragmatics

Test 2 · right ✓

In a cartoon a kangaroo puts on boxing gloves and fights for fun. What is real?

1. Kangaroos fight only with their teeth, biting each other's necks — no support
2. Only females fight, by bumping heads — no support
3. Males push and kick to win rank, and the kicks can really hurt — ← Mova's choice · ✓ the right answer · score 3
4. Kangaroos never fight at all — no support

Why: It took the question to ask which statement is true. It chose option 3 with score 3, the only option with support. Its support: lesson 103, line 9: «Male kangaroos «box» by pushing with their arms and kicking with their back legs while leaning on their tails, to win rank, and the kicks can be dangerous.», reached through the option's own match among the sentences about the question's things. What matched: the same action «win» (+2); the same thing acted on «rank» (+2). Against it: a different doer (counts against) (-1). · the question and its options parsed, with trees and pragmatics

Test 3 · wrong ✗

A kangaroo walks slowly on its two front paws, two back feet and its tail. How many parts touch the ground?

1. 6 — ← Mova's choice · no support
2. 3 — no support
3. 4 — no support
4. 5 — ✓ 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 ✗

6 kangaroos lie in the shade. How many ears and tails altogether?

1. 6 — ← Mova's choice · no support
2. 18 — ✓ the right answer · no support
3. 24 — no support
4. 12 — 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 ✗

«a joey's born the size of a puppy and jumps in the pouch» What is true?

1. It is born already able to hop — score 7
2. It hatches from an egg in the pouch — score 4
3. It is about jelly-bean size and crawls into the pouch — ✓ the right answer · score 5
4. Yes, it is about the size of a puppy, and it jumps in — ← Mova's choice · score 8

Why: It took the question to ask which statement is true. It chose option 4 with score 8, against 7 for the next best. Its support: lesson 23, line 12: «Black and brown bear cubs are born in the den in midwinter and are only about the size of a guinea pig.», reached through the option's own match among the sentences about the question's things. What matched: the same property (+3); the same light verb (be, have, do, get, go) (+3); the same thing acted on «size» (+2). The right option, 3, scored 5. · the question and its options parsed, with trees and pragmatics

Test 6 · right ✓

«emus won a war? you're having me on» What is right?

1. In 1932 soldiers failed to stop emus eating wheat — ← Mova's choice · ✓ the right answer · score 3
2. Emus fought against kangaroos — no support
3. Emus helped soldiers win a real war — no support
4. It is just a made-up story from an old cartoon — no support

Why: It took the question to ask which statement is true. It chose option 1 with score 3, the only option with support. Its support: lesson 103, line 11: «In the «Emu War» of 1932 soldiers with machine guns tried to stop emus eating farmers' wheat and mostly failed, because the emus ran fast in scattered groups.», reached through the option's own match among the sentences about the question's things. What matched: the same action «eat» (+2); the same thing acted on «wheat» (+2). Against it: a different doer (counts against) (-1). · the question and its options parsed, with trees and pragmatics

Test 7 · wrong ✗

«that dingo's just a lost dog, let's whistle it over» What is true?

1. Dingoes are foxes, not dogs — ← Mova's choice · score 6
2. Yes, it is someone's pet that ran off — no support
3. Dingoes have lived wild for thousands of years and are not pets — ✓ the right answer · score 4
4. Yes, dingoes love to be stroked and fed by visitors like pets — no support

Why: It took the question to ask which statement is true. It chose option 1 with score 6, against 4 for the next best. Its support: lesson 103, line 15: «Dingoes are wild dogs that came to Australia with people thousands of years ago; they howl rather than bark, and a fence more than 5000 kilometres long keeps t…», reached through the option's own match among the sentences about the question's things. What matched: the same light verb (be, have, do, get, go) (+3); the same thing acted on «wild dogs» (+2); the same doer «dingoes» (+1). The right option, 3, scored 4. · the question and its options parsed, with trees and pragmatics

Test 8 · wrong ✗

2 emus and 3 cassowaries walk past. How many legs?

1. 5 — ← Mova's choice · no support
2. 20 — no support
3. 10 — ✓ the right answer · no support
4. 12 — 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 9 · wrong ✗

What would happen if lots of people fed the quokkas every day?

1. They could get ill and lose fear of people, so it is banned — ✓ the right answer · no support
2. They would learn to smile more — no support
3. Nothing, because quokkas only eat leaves anyway and ignore the food — no support
4. They would grow into kangaroos — ← Mova's choice · score 2

Why: It took the question to ask what happens next. It chose option 4 with score 2, the only option with support. Its support: lesson 71, line 13: «Babies usually walk on their own somewhere between about 9 and 18 months, while a foal or a baby giraffe stands within an hour of birth; a human baby's brain s…», reached through the option's own match among the sentences about the question's things. What matched: the same action «grow» (+1); the same doer «lot» (+1). The right option, 1, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 10 · right ✓

«look, a baby kangaroo» says your brother about a small adult. What could it really be?

1. A wallaby, a smaller kangaroo relative — ← Mova's choice · ✓ the right answer · score 3
2. A dingo puppy that has learned to hop about — no support
3. A wombat standing up on its back legs — no support
4. A young emu with its feathers fluffed up — no support

Why: It took the question to ask what it is done to. It chose option 1 with score 3, the only option with support. Its support: lesson 103, line 13: «The quokka is a small wallaby from islands near Perth whose face shape looks like a smile; visitors may not touch or feed quokkas, because fed quokkas can get…», 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 thing acted on «small wallaby» (+2); the same light verb (be, have, do, get, go) (+1). Against it: a different doer (counts against) (-3). · the question and its options parsed, with trees and pragmatics

Test 11 · right ✓

Why did so many animals suffer in the 2019 and 2020 bushfires?

1. Rain put the fires out too slowly, so the animals got lost in the smoke — no support
2. The animals walked into the fire on purpose — score 3
3. Fires only burned in the zoos — no support
4. Hot, dry forests burned very fast and many could not escape — ← Mova's choice · ✓ the right answer · score 6

Why: It took the question to ask which statement is true. It chose option 4 with score 6, against 3 for the next best. Its support: lesson 103, line 16: «In the bushfires of 2019 and 2020 hot, dry forests burned so fast that many animals could not escape; the fires were reported to have killed or harmed huge num…», reached through the option's own match among the sentences about the question's things. What matched: the same property (+3); the same action «burn» (+2); the same doer «hot dry forests» (+1). · the question and its options parsed, with trees and pragmatics

Test 12 · wrong ✗

«cassowary's just a big turkey, I'll shoo it off» Why is that a bad idea?

1. It is fine, they are very shy and never kick — ← Mova's choice · no support
2. It can kick hard with a dagger-like claw — ✓ the right answer · no support
3. Cassowaries can fly at you — no support
4. Turkeys bite and so do cassowaries — 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 locomotion of the kangaroo?

1. Elastic tendons store energy, so that rapid hopping costs scarcely more than slow hopping — ← Mova's choice · ✓ the right answer · no support
2. The tail alone propels the animal at great speed — no support
3. Hopping requires greater effort at each increase of speed — no support
4. The animal moves backwards as readily as forwards — 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 ✓

Identify the condition of the newborn kangaroo at birth.

1. It hatches from an egg laid upon the ground — no support
2. It is approximately the size of a jelly bean and completes its growth within the pouch — ← Mova's choice · ✓ the right answer · score 5
3. It is born fully furred and capable of hopping — no support
4. It is approximately the size of a domestic cat and walks at once beside its mother — 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 103, line 8: «A newborn kangaroo is about the size of a jelly bean; it crawls into the pouch and grows there for months on milk, and a mother can have a tiny baby, a joey in…», reached through the option's own match among the sentences about the question's things. What matched: the same light verb (be, have, do, get, go) (+3); the same thing acted on «size» (+2); the same circumstance (+1). Against it: a different doer (counts against) (-1). · the question and its options parsed, with trees and pragmatics

Exam question 3 · formal language · wrong ✗

Select the response consistent with the established facts concerning the military operation of 1932 known as the «Emu War».

1. The emus were enlisted to assist the army — ← Mova's choice · no support
2. The operation was conducted solely in New Zealand — no support
3. The emus were successfully removed from all farms within a week — no support
4. Soldiers armed with machine guns largely failed to reduce the emus devouring the wheat crop — ✓ 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 4 · formal language · wrong ✗

State the principal purpose of the fence extending more than five thousand kilometres across Australia.

1. To confine emus to the coast — ← Mova's choice · no support
2. To exclude dingoes from the sheep-farming regions — ✓ the right answer · no support
3. To mark the boundary between two states — no support
4. To prevent kangaroos from crossing the highways at night — 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

This page in Markdown → https://md.mova.elamur.ai/free/en/school-run/biology/103-the-australian-walkabout-kangaroos-emus-wallabies-dingoes/