A) 65-70°F (18-21°C) B) 80-85°F (27-29°C) C) 55-60°F (13-16°C) D) 72-78°F (22-26°C)
A) 2.5 gallons B) 1 gallon C) 10 gallons D) 5 gallons
A) Very hard B) Slightly acidic to neutral C) Brackish D) Alkaline
A) Undergravel filter only B) Gentle and efficient C) Very strong and turbulent D) No filtration needed
A) 5.0-6.0 B) 6.0-7.0 C) 7.5-8.5 D) 8.5-9.5
A) Dim to moderate B) Very bright C) No light D) UVB lighting
A) Bare bottom B) Sharp gravel C) Crushed coral D) Smooth gravel or sand
A) Yes B) No C) Only when stressed D) Only as juveniles
A) Loss of color B) Increased appetite C) Increased activity D) Aggression
A) Algae wafers only B) Large sinking pellets C) Small flakes, micro pellets, and live/frozen foods D) Only dried bloodworms
A) Fin rot B) Dropsy C) Swim bladder disease D) Ich (white spot disease)
A) Drip acclimation B) Pour them directly into the tank C) Float the bag for 5 minutes D) Add salt to the bag
A) 100% monthly B) 50% daily C) No water changes needed D) 25% weekly
A) Fine-leaved plants like Java moss or Anubias B) Floating plants only C) No plants D) Large, broad-leaved plants
A) To establish beneficial bacteria B) To raise the pH C) To add oxygen to the water D) To make the water clear
A) Changing the water regularly B) Establishing the nitrogen cycle C) Adjusting the temperature D) Adding decorations
A) Cichlids B) Corydoras catfish C) Goldfish D) Piranhas
A) Flake foods B) Frozen Foods C) Live foods D) Foods too large for their mouths.
A) Very strong current B) Soft, slightly acidic water and fine-leaved plants. C) Hard, alkaline water D) No plants
A) Yes, very aggressive B) No C) Aggressive towards their own kind D) Only aggressive during feeding
A) Oxygen level B) Water hardness C) Ammonia, Nitrite, and Nitrate D) Temperature only
A) Add salt to the tank B) Lower the water temperature C) Raise the water temperature and use medication. D) Do nothing, it will go away on its own
A) To block out light B) To prevent jumping C) To keep the water warm D) It's not important
A) No lighting B) Random on/off cycles C) 24/7 lighting D) Consistent day/night cycle
A) 2-4 weeks B) 1 week C) No quarantine needed D) 1 day
A) Low oxygen levels B) They are playing C) They are sleeping D) They are hungry
A) General hardness B) Carbonate hardness C) pH level D) Ammonia level
A) Ammonia level B) Carbonate hardness C) General hardness D) pH level
A) To add salt B) To provide tannins that lower the pH C) To make the water harder D) To make the water more alkaline
A) Let the water sit for a week B) Boil the water C) Use distilled water D) Use a dechlorinator |