The insect house: ants, stick insects, tarantulas and scorpions

Tests: 4 of 12 right · Exam: 1 of 4 right · Kind: ★ · Understood: 11 of 16 · Run: 2026-10-18, commit f3c23ea72

Lesson 97 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 ✗

5 leafcutter ants marching, 2 more ride on top. how many legs in total

1. 30 — ← Mova's choice · no support
2. 42 — ✓ the right answer · no support
3. 35 — no support
4. 56 — 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 · ★ · wrong ✗

The tarantula tank and the scorpion tank each have one animal. How many legs altogether?

1. 12 — ← Mova's choice · no support
2. 16 — ✓ the right answer · no support
3. 14 — no support
4. 20 — 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 A Bug's Life, Flik the ant walks on two legs and uses two arms. How many legs does a real ant have?

1. Eight — ← Mova's choice · score 3
2. Two — no support
3. Six — ✓ the right answer · no support
4. Four — 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 97, line 3: «Counting legs sorts them out: ants, beetles, mantises and cockroaches have six legs and are insects, while tarantulas and scorpions have eight and are relative…», 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 «eight» (+2); the same light verb (be, have, do, get, go) (+1). Against it: a different doer (counts against) (-3). The right option, 3, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 4 · ★ · wrong ✗

In Bee Movie, Barry is a boy bee who flies out to collect pollen. What is true of real honey bees?

1. Bees collect pollen with their little hands and fingers — ← Mova's choice · score 6
2. The queen collects all the pollen — score 4
3. The workers who collect pollen are all female — ✓ the right answer · score 4
4. Only male bees collect pollen — score 6

Why: It took the question to ask which statement is true. It chose option 1 with score 6, tied with another option at 6 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 97, line 11: «The honey bees that fly out to collect pollen and nectar are all female workers, and they do a waggle dance: its angle shows the direction of flowers compared…», reached through the remembered sentence the question matched. What matched: the same thing acted on «pollen» (+5); the same action «collect» (+2). Against it: the same doer «honey bees» (-1). The right option, 3, scored 4. · the question and its options parsed, with trees and pragmatics

Test 5 · ★ · right ✓

mate says that big hairy spider will kill you if it bites. true?

1. Yes, but only at night — no support
2. No, tarantulas have no fangs — no support
3. No, most tarantula bites are like a bee sting — ← Mova's choice · ✓ the right answer · score 8
4. Yes, every tarantula bite is deadly to people — 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 97, line 9: «Most tarantulas are not dangerous to people; their bite is like a bee sting, and some flick itchy hairs from their belly at predators; females can live 20 year…», reached through the same lesson line as the sentence the question matched. What matched: the same doer «bite» (+4); the same circumstance (+3); the same light verb (be, have, do, get, go) (+1). · the question and its options parsed, with trees and pragmatics

Test 6 · ★ · wrong ✗

Where are the holes a hissing cockroach breathes through?

1. Inside its mouth — ← Mova's choice · score 8
2. Under its wings — no support
3. At the very tip of each of its long feelers — no support
4. Along its sides — ✓ the right answer · no support

Why: It took the question to ask where. It chose option 1 with score 8, the only option with support. Its support: lesson 97, line 12: «Madagascar hissing cockroaches hiss by pushing air out of breathing holes on their sides called spiracles; insects breathe through these holes, not their mouth…», reached through the same lesson line as the sentence the question matched. What matched: it fills the role the question asks for (+4); the same place «holes» (+3); a different doer (counts against) (+1). The right option, 4, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 7 · ★ · right ✓

Why does a stick insect sway even when there is no wind?

1. To look like a twig moving in a breeze — ← Mova's choice · ✓ the right answer · score 6
2. To shake off the dust — score 2
3. To keep warm — score 2
4. Because it is dizzy from hanging upside down — no support

Why: It took the question to ask why something happens (its cause). It chose option 1 with score 6, against 2 for the next best. Its support: lesson 1, line 15: «Stick insects hide from birds by looking like twigs and even swaying like a twig in the breeze; one from China measured about 64 cm with its legs stretched out.», reached through a sentence linked to the one the question matched. What matched: the same action «look» (+3); the same circumstance (+2); the same doer «stick insects» (+1). · the question and its options parsed, with trees and pragmatics

Test 8 · ★ · wrong ✗

How is a leafcutter ant colony like a farm?

1. It plants trees in rows — no support
2. It sells food to other ants — no support
3. It grows a crop of fungus to eat — ✓ the right answer · no support
4. It keeps real cows and milks them in the nest — ← Mova's choice · score 6

Why: It took the question to ask what something is like. It chose option 4 with score 6, the only option with support. Its support: lesson 3, line 8: «Leafcutter ants do not eat the leaves they carry; they chew them into a mulch to grow a fungus garden, and the fungus feeds a colony that can hold several mill…», reached through the option's own match among the sentences about the question's things. What matched: the same doer «colony» (+5); the same action «hold» (+4). Against it: a different thing acted on (counts against) (-3). The right option, 3, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 9 · ★ · wrong ✗

What would happen if the leafcutters' fungus garden died?

1. The ants would eat the leaves instead — no support
2. The queen would grow a new fungus from her wings — ← Mova's choice · score 4
3. Nothing, ants do not need food — score -1
4. The colony would lose its food — ✓ the right answer · no support

Why: It took the question to ask what happens next. It chose option 2 with score 4, against -1 for the next best. Its support: lesson 90, line 3: «Finding Nemo got some things right and some wrong: clownfish do live safely in stinging anemones, but in a real clownfish family, when the mother dies, the fat…», reached through what followed the sentence the question matched. What matched: the same action «turn» (+5). Against it: a different doer (counts against) (-1). The right option, 4, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Test 10 · ★ · right ✓

Why are dung beetles good friends to farmers?

1. They eat the slugs living on the farmers' crops — score 3
2. They pollinate the wheat — no support
3. They clear away and bury dung in the fields — ← Mova's choice · ✓ the right answer · score 7
4. They frighten away crows — no support

Why: It took the question to ask why something happens (its cause). It chose option 3 with score 7, against 3 for the next best. Its support: lesson 97, line 14: «Dung beetles roll balls of dung to eat or lay eggs in, clearing and burying dung in farmers' fields, and some can steer at night by the Milky Way.», reached through the option's own match among the sentences about the question's things. What matched: the same action «bury» (+3); the same thing acted on «dung» (+2); the same place «fields» (+2). · the question and its options parsed, with trees and pragmatics

Test 11 · ★ · right ✓

The keeper says the zoo saves rare snails. Why do tiny animals need saving too?

1. One invasive predator can wipe them out — ← Mova's choice · ✓ the right answer · score 6
2. They are kept only to feed the other animals — score 6
3. They are too small to matter — score 4
4. They cannot live outside zoos — score 2

Why: It took the question to ask why something happens (its cause). It chose option 1 with score 6, tied with another option at 6 (the first shown, or the one claiming less beyond what it knows, wins). Its support: lesson 94, line 4: «A vulture lands last, bald and scruffy, but it is one of nature's cleaners, eating dead animals before their germs can spread.», reached through the option's own match among the sentences about the question's things. What matched: the same action «eat» (+3); the same thing acted on «dead animals» (+2); a different doer (counts against) (+1). · the question and its options parsed, with trees and pragmatics

Test 12 · ★ · wrong ✗

Why is "thousand legs" a wrong name for most millipedes?

1. They all have exactly 100 legs — ← Mova's choice · no support
2. They have exactly six legs — no support
3. They have no legs at all — no support
4. Most have fewer than 400 legs — ✓ the right answer · 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 1 · formal language · wrong ✗

Identify the principal purpose for which leafcutter ants convey fragments of leaves to their nest.

1. The bedding of the queen — ← Mova's choice · no support
2. Construction of the walls and the roof of the underground nest — no support
3. The cultivation of a fungus upon which the colony subsists — ✓ the right answer · no support
4. Direct consumption of the leaves by the workers — 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 ✓

Which of the following statements most accurately characterises the waggle dance of the honey bee?

1. It denotes the precise number of bees required to gather the nectar — score 3
2. Its angle denotes direction relative to the sun and its duration denotes distance — ← Mova's choice · ✓ the right answer · score 7
3. It is performed solely to attract a mate — no support
4. It serves to warm the hive in winter — no support

Why: It took the question to ask who or what does it. It chose option 2 with score 7, against 3 for the next best. Its support: lesson 50, line 2: «A honeybee that has found flowers dances a figure of eight on the comb, and the angle and length of her waggle tell her sisters which way to fly and how far, a…», reached through a sentence linked to the one the question matched. What matched: it fills the role the question asks for (+5); the same doer «angle» (+4); a different thing acted on (counts against) (+1). Against it: a different action (counts against) (-3). · the question and its options parsed, with trees and pragmatics

Exam question 3 · formal language · wrong ✗

Ascertain the aggregate number of legs possessed by three insects together with two scorpions.

1. Forty — ← Mova's choice · no support
2. Twenty-eight — no support
3. Thirty — no support
4. Thirty-four — ✓ 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 ✗

Select the response consistent with the established facts concerning the respiration of insects.

1. They breathe through their mouths by means of a pair of small lungs — ← Mova's choice · score 4
2. They breathe through gills in the abdomen — no support
3. They breathe through openings along their sides termed spiracles — ✓ the right answer · no support
4. They do not require oxygen — 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 97, line 12: «Madagascar hissing cockroaches hiss by pushing air out of breathing holes on their sides called spiracles; insects breathe through these holes, not their mouth…», reached through the option's own match among the sentences about the question's things. What matched: the same place «holes» (+3); the same action «breathe» (+2). Against it: a different doer (counts against) (-1). The right option, 3, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

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