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