Pearl Talk

Froggy Jumps

(6)

Parties jouées 14

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À propos de cette activité

Pearl formation explained

Créé par

Fatema Hashem

Bahrain

Téléchargez la version pour jouer sur papier

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1	Noo 9 Avril 2026	% 70	01:37
2	Zahra 7 Avril 2026	% 60	00:49
3	maha 7 Avril 2026	% 60	01:35
4	Hajer 7 Avril 2026	% 60	02:34
5	Fatima A.rasool 9 Avril 2026	% 40	01:43
6	Fatema Hashem 8 Avril 2026	% 30	00:50
7	aizah masoodd 9 Avril 2026	% 30	01:26
8	reem 9 Avril 2026	% 30	01:27
9	Bayan Majed 9 Avril 2026	% 30	01:54
10	Jawaher 7 Avril 2026	% 20	01:53

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Froggy Jumps Pearl TalkVersion en ligne Pearl formation explained par Fatema Hashem 1 What triggers pearl formation inside a mollusk? a An irritant enters the oyster or mussel b A parasite triggers a pearl only c A swallowed grain of sand only 2 Which organism do most pearls form in? a An oyster or mussel b A sea anemone c A clam 3 What is nacre? a A salt mineral b A type of pearl itself c The shiny layers coating the irritant 4 What composes nacre? a Shell pigment only b Minerals and proteins c Pure calcium carbonate 5 Do pearls grow bigger over time? a Yes, slowly b No, they stay the same c Only if exposed to sunlight 6 What is sometimes inserted to start pearl growth in cultured pearls? a A seed b A pearl c A nucleus 7 Can irritants be more than just sand? a Only sand can trigger it b Yes, tiny organisms or tissue can trigger it c Only organic material 8 Why does nacre build up around the irritant? a To dissolve the irritant b To coat and protect the irritant c To attract predators 9 What are two environments where pearls form? a Oysters or mussels b Coral reefs and kelp forests c Deep-sea vents 10 What makes cultured pearls different from natural ones? a Humans insert a nucleus to start growth b They are grown in freshwater only c They do not contain nacre

Froggy Jumps

Pearl TalkVersion en ligne

Pearl formation explained

par Fatema Hashem

What triggers pearl formation inside a mollusk?

An irritant enters the oyster or mussel

A parasite triggers a pearl only

A swallowed grain of sand only

Which organism do most pearls form in?

An oyster or mussel

A sea anemone

A clam

What is nacre?

A salt mineral

A type of pearl itself

The shiny layers coating the irritant

What composes nacre?

Shell pigment only

Minerals and proteins

Pure calcium carbonate

Do pearls grow bigger over time?

Yes, slowly

No, they stay the same

Only if exposed to sunlight

What is sometimes inserted to start pearl growth in cultured pearls?

A seed

A pearl

A nucleus

Can irritants be more than just sand?

Only sand can trigger it

Yes, tiny organisms or tissue can trigger it

Only organic material

Why does nacre build up around the irritant?

To dissolve the irritant

To coat and protect the irritant

To attract predators

What are two environments where pearls form?

Oysters or mussels

Coral reefs and kelp forests

Deep-sea vents

What makes cultured pearls different from natural ones?

Humans insert a nucleus to start growth

They are grown in freshwater only

They do not contain nacre

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Pearl Talk

Froggy Jumps

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

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Pearl TalkVersion en ligne

par Fatema Hashem

What triggers pearl formation inside a mollusk?

Which organism do most pearls form in?

What is nacre?

What composes nacre?

Do pearls grow bigger over time?

What is sometimes inserted to start pearl growth in cultured pearls?

Can irritants be more than just sand?

Why does nacre build up around the irritant?

What are two environments where pearls form?

What makes cultured pearls different from natural ones?

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