Aquarium quiz (release 1.00; 24/02/2009)

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Try the following quiz! New quiz is published each 2 weeks, so return back soon for more questions!

Rules are simple:

You must answer every question,
Some questions may have more than 1 correct answer,
There is no time limit!

What is Elodea canadensis?

aquarium plant

aquarium fish

insect

Where does Guppy (Poecilia reticulata) come from originally?

South America

Central America

South Africa

Oceania

What is the latin name of South american molly?

Poecilia caucana

Peckoltia braueri

Apistogramma trifasciata

Poecilia sphenops

Poecilia latipinna

Rotala nanjenshan needs these levels of pH:

7 and lower

7 and higher

8 and higher

How big can Cichlasoma octofasciatum (Jack Dempsey Cichlid) grow?

up to 20cm (7.9in)

up to 15cm (5.9in)

up to 48cm (18.8in)

Does Pistia stratiotes belong to floating plants?

Yes

What is the common name of Cichlasoma trimaculatum?

Three spot cichlid

None of these

Gold tetra

Canara pearlspot

Masquerade corydoras (Corydoras simulatus) occupies:

bottom levels of a tank

middle levels of a tank

How long should be the lighting turned on during a day in general?

less than 5 hours

between 5 and 7 hours

approximately 10-12 hours

up to 16 hours

more than 16 hours

What light is recommended for Vallisneria gigantea?

no light, this is not an aquarium plant

subdued

medium/normal

very bright

Vallisneria spiralis should be planted as

a foreground plant

a background plant

How long can the Symphysodon discus species live if kept properly?

2 years

3 years

10 years

30 years

What is the purpose of vitamin E for fish?

stimulates creation of reproduction hormones

stabilizes other vitamins and acids contained in food

is important for enzymes

is important for the nerve system

What helps to prevent algae?

stable water conditions

stable temperature

frequent temperature changes

a lot of sunlight

Is Blue Crayfish's latin name Cherax quadricarinatus?

Yes

Ammonia is:

NH₃

NH₄⁺

NO₂^-

NO₃^-

Which of these options is correct?

1 foot = 30.48 cm

1 foot = 39.37 inch

1 inch = 2.54 cm

Are Bristlenose catfish peaceful?

Yes

Only toward bigger fish

They are always very aggressive

Do Lamprologus ocellatus (Gold ocellatus) and Astronotus ocellatus (Oscar fish) come from same geographical location?

Yes

Can be Bedotia Geayi and freshwater Gobies found in the Northen Madagascar biotope?

Yes

Only Gobies