Finding Nemo: real clownfish and sea anemones

Tests: 5 of 11 right · Exam: 2 of 4 right · Kind: ★ · Understood: 10 of 15 · Run: 2026-10-18, commit f3c23ea72

Lesson 132 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 ✗

An anemone home has one female, one male and three small clownfish. A diver's net takes the female. How many females will the group soon have?

1. 0 — ← Mova's choice · no support
2. 1 — ✓ the right answer · no support
3. 4 — no support
4. 2 — 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 ✓

«Marlin lost his wife so he's Nemo's dad forever, right» What would happen in real clownfish?

1. Marlin would stay a male and find a new wife far away — no support
2. Marlin would leave the anemone for ever — no support
3. Nemo would turn into the mother at once — no support
4. Marlin would turn into a female and become the mother — ← Mova's choice · ✓ the right answer · score 3

Why: It took the question to ask which statement is true. It chose option 4 with score 3, the only option with support. Its support: lesson 132, line 4: «Real clownfish families are stranger than the film: the biggest fish is the mother, and if she is lost, the father turns into a female, so a real Marlin would…», reached through the option's own match among the sentences about the question's things. What matched: the same action «become» (+2); the same doer «real marlin» (+1). · the question and its options parsed, with trees and pragmatics

Test 3 · ★ · right ✓

«sea anemone's a flower innit, it's on the reef like a garden» What is right?

1. Yes, it is a kind of seaweed — no support
2. No, it is an animal that catches food with stinging tentacles — ← Mova's choice · ✓ the right answer · score 9
3. No, it is a kind of rock — score 2
4. Yes, it is a pretty sea flower that needs bees to carry its pollen — no support

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 132, line 5: «A sea anemone looks like a flower but is an animal, a relative of jellyfish and corals, that catches small animals with stinging tentacles and pushes them into…», reached through the same lesson line as the sentence the question matched. What matched: the same action «catch» (+4); the same circumstance (+3); the same doer «relative» (+2). · the question and its options parsed, with trees and pragmatics

Test 4 · ★ · wrong ✗

In SpongeBob, fish live in houses and drive boats. What do real clownfish actually live in?

1. Holes dug in the sand — score 4
2. The stinging tentacles of a sea anemone — ✓ the right answer · score 6
3. Hollow pineapples on the sandy sea floor — ← Mova's choice · score 7
4. Sunken ships only — score 7

Why: It took the question to ask where. 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 9, line 2: «Reefs are the busiest neighbourhoods in the sea: a clownfish lives in a stinging anemone, a little cleaner wrasse runs a cleaning station for big fish, and par…», reached through the remembered sentence the question matched. What matched: the same action «live» (+5); the same doer «clownfish» (+2). The right option, 2, scored 6. · the question and its options parsed, with trees and pragmatics

Test 5 · ★ · wrong ✗

«my nan's clownfish is black not orange, it's sick then?» What is right?

1. Yes, all clownfish must be orange, or they are ill — ← Mova's choice · no support
2. Yes, it has turned black from old age — no support
3. It is not a clownfish at all — no support
4. Probably fine, some kinds of clownfish are dark — ✓ 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 6 · ★ · wrong ✗

«Nemo swims halfway across the ocean, clownfish do that all the time» What is right?

1. Yes, they migrate with whales — no support
2. Real clownfish stay within a few metres of their anemone — ✓ the right answer · score 0
3. No, clownfish cannot swim at all — no support
4. Yes, they swim thousands of kilometres across the ocean every year — ← Mova's choice · score 4

Why: It took the question to ask which statement is true. It chose option 4 with score 4, against 0 for the next best. Its support: lesson 116, line 14: «The Georgia Aquarium in Atlanta is one of the largest aquariums in the world; its main tank holds millions of litres and keeps whale sharks and manta rays, tho…», reached through the option's own match among the sentences about the question's things. What matched: the same place «whole oceans» (+3); the same action «swim» (+2). Against it: a different doer (counts against) (-1). The right option, 2, scored 0. · the question and its options parsed, with trees and pragmatics

Test 7 · ★ · right ✓

What would happen if the sea around a reef stayed too warm for weeks?

1. The coral could throw out its algae and turn white — ← Mova's choice · ✓ the right answer · score 8
2. The coral would grow faster and brighter in the warm water — score 7
3. The clownfish would turn into females — no support
4. Nothing at all would happen — no support

Why: It took the question to ask what happens next. It chose option 1 with score 8, against 7 for the next best. Its support: lesson 9, line 10: «When the sea gets too warm, corals push out their algae and turn white, which is called bleaching; without the algae they starve if the heat lasts too long, bu…», reached through the same lesson line as the sentence the question matched. What matched: the same action «turn» (+4); the same doer «corals» (+3); the same property (+1). · the question and its options parsed, with trees and pragmatics

Test 8 · ★ · right ✓

«why'd anyone care if people take a few clownfish off a reef for tanks» What is right?

1. Taking many from one place leaves too few to lay eggs — ← Mova's choice · ✓ the right answer · score 7
2. Clownfish grow back from coral — no support
3. Clownfish are happier in tanks, as there are no sharks there — no support
4. The reef has endless clownfish — no support

Why: It took the question to ask which statement is true. It chose option 1 with score 7, the only option with support. Its support: lesson 132, line 14: «After the film many clownfish were taken from reefs for pet tanks, which left too few to lay eggs in some wild groups; most clownfish sold in shops today are b…», reached through the same lesson line as the sentence the question matched. What matched: the same action «leave» (+4); its «because» matches the remembered cause (+2); the same thing acted on «few» (+1). · the question and its options parsed, with trees and pragmatics

Test 9 · ★ · wrong ✗

«shut up, fish don't talk» What is true about clownfish?

1. They are completely silent, like all other fish — ← Mova's choice · no support
2. They whistle like birds — no support
3. They make popping and clicking sounds to each other — ✓ the right answer · no support
4. They talk only to the sharks, to warn them off — 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 10 · ★ · right ✓

Why does a clownfish touch its anemone carefully at first?

1. Its mucus changes until the anemone no longer stings it — ← Mova's choice · ✓ the right answer · score 5
2. It is checking whether the anemone is ripe enough to eat — no support
3. It is asking another fish's permission — no support
4. It is waking the anemone up — score 0

Why: It took the question to ask why something happens (its cause). It chose option 1 with score 5, against 0 for the next best. Its support: lesson 132, line 2: «A clownfish is safe because a layer of slimy mucus covers its skin, and it touches the anemone carefully at first while its mucus slowly changes, until the sti…», reached through the same lesson line as the sentence the question matched. What matched: the same action «change» (+4); the same doer «mucus» (+1). · the question and its options parsed, with trees and pragmatics

Test 11 · ★ · wrong ✗

«big reef's in Australia right, the Nemo one» What is right?

1. Yes, but it is only a few metres long, so you can swim round it — ← Mova's choice · no support
2. Yes, the Great Barrier Reef, the biggest coral reef system in the world — ✓ the right answer · no support
3. No, it is in the Arctic — no support
4. No, it is made by people — 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 ✗

Select the response consistent with the established facts concerning the protection of the clownfish from the stinging tentacles of its host.

1. The fish is protected by an external shell of considerable hardness — ← Mova's choice · score -1
2. The anemone voluntarily refrains from feeding during daylight — no support
3. A layer of mucus upon the skin of the fish prevents the discharge of the stings — ✓ the right answer · no support
4. The fish evades each sting by superior speed of movement — no support

Why: It took the question to ask which statement is true. It chose option 1 with score -1, the only option with support. Its support: lesson 131, line 13: «Glyptodonts were armadillo relatives as big as a small car, covered in a bony shell that protected them from hunters such as Smilodon.», reached through the remembered sentence the question matched. What matched: the same action «protect» (+2). Against it: the same doer «bony shell» (-1); a different thing acted on (counts against) (-2). The right option, 3, found no support in what it remembers. · the question and its options parsed, with trees and pragmatics

Exam question 2 · formal language · wrong ✗

Identify the consequence which ensues within a clownfish group upon the loss of the female.

1. The group abandons the anemone in its entirety — ← Mova's choice · no support
2. The largest male undergoes transformation into a female — ✓ the right answer · no support
3. No further eggs are produced thereafter — no support
4. A female is recruited at once from a distant reef — 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 ✓

Which of the following statements most accurately characterises the sea anemone?

1. It is an animal related to jellyfish and corals which captures prey by means of stinging tentacles — ← Mova's choice · ✓ the right answer · score 16
2. It is a mineral formation produced by coral polyps — score 10
3. It is a variety of seaweed which manufactures food from light — score 10
4. It is a flowering plant of the sea floor which requires pollination — score 10

Why: It took the question to ask who or what does it. It chose option 1 with score 16, against 10 for the next best. Its support: lesson 132, line 5: «A sea anemone looks like a flower but is an animal, a relative of jellyfish and corals, that catches small animals with stinging tentacles and pushes them into…», reached through a sentence linked to the one the question matched. What matched: the same action «catch» (+6); it fills the role the question asks for (+5); the same doer «relative» (+4); a different thing acted on (counts against) (+1). · the question and its options parsed, with trees and pragmatics

Exam question 4 · formal language · right ✓

Ascertain the phenomenon designated as coral bleaching.

1. The washing of coral by waves of unusual force during violent storms at sea — no support
2. The nightly alteration of coral colour by moonlight — no support
3. The growth of new white branches in the spring season — no support
4. The expulsion by coral of its algae in excessively warm water, with consequent whitening — ← 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, the only option with support. Its support: lesson 132, line 16: «When the sea gets too warm, coral throws out its algae and turns white, which is called bleaching.», reached through the same lesson line as the sentence the question matched. What matched: the same action «throw out» (+4); the same doer «coral» (+2). · the question and its options parsed, with trees and pragmatics

This page in Markdown → https://md.mova.elamur.ai/free/en/school-run/biology/132-finding-nemo-real-clownfish-and-anemones/