Q 01/05

The world's first public aquarium opened in 1853 at which zoo?

A) Berlin Zoo

B) London Zoo

C) Dublin Zoo

D) Schönbrunn Zoo

Answer · why

B) London Zoo

London Zoo's Fish House was stocked by the naturalist Philip Henry Gosse, whose 1854 book The Aquarium gave the word its modern meaning and set off a ...

Q 02/05

The bala shark sold for home aquariums is no shark at all but a relative of which fish?

A) Catfish

B) Carp

C) Tetras

D) Gobies

Answer · why

B) Carp

Carp are its kin: the bala shark owes its name only to a torpedo-shaped body and tall fins, and as a shoaling fish that reaches 35 cm it soon outgrows...

Q 03/05

Some of the earliest known fishkeepers were which ancient people, around 2500 BCE?

A) Hittites

B) Minoans

C) Phoenicians

D) Sumerians

Answer · why

D) Sumerians

Sumerians kept fish in artificial ponds at least 4,500 years ago; the Romans later did the same with sea fish, in ponds supplied with fresh seawater.

Q 04/05

The goldfish was first bred for colour more than 1,000 years ago in which country?

A) Japan

B) China

C) Korea

D) India

Answer · why

B) China

China's breeders started from a dull, olive-grey pond fish with the odd golden mutant; let goldfish loose in a river and within generations they rever...

Q 05/05

A popular myth, long since disproved, says a goldfish's memory lasts only how long?

A) Three seconds

B) Three minutes

C) Three hours

D) Three days

Answer · why

A) Three seconds

Three seconds is the myth; in tests goldfish learn which paddle earns food, escape nets and run mazes, and can still repeat the tricks weeks or even m...