How to Care for Arowanas - Test
  • 1. What is the minimum tank size generally recommended for an adult Arowana?
A) 180 gallons
B) 250 gallons
C) 75 gallons
D) 125 gallons
  • 2. What is the ideal water temperature for Arowanas?
A) 82-88°F (28-31°C)
B) 68-72°F (20-22°C)
C) 90-94°F (32-34°C)
D) 76-80°F (24-27°C)
  • 3. What is the recommended pH level for an Arowana tank?
A) 6.5-7.5
B) 8.0-9.0
C) 9.5-10.5
D) 5.0-6.0
  • 4. Arowanas are naturally found in which type of environment?
A) Marine reef
B) Brackish water
C) Saltwater
D) Freshwater
  • 5. What is a common sign of stress in Arowanas?
A) Loss of appetite
B) Brightened coloration
C) Increased activity
D) Decreased sensitivity to light
  • 6. What type of filtration is essential for an Arowana tank?
A) No filtration needed
B) Sponge filter only
C) High-powered filtration
D) Undergravel filter only
  • 7. What is an important tankmate consideration for Arowanas?
A) Similar temperament and size
B) Any fish will do
C) Aggressive, territorial fish
D) Small, docile fish
  • 8. What is a common health issue affecting Arowanas?
A) Fin rot
B) Velvet disease
C) Drop eye
D) Ich
  • 9. Why is a secure tank lid crucial for Arowanas?
A) To keep other fish out
B) To maintain water temperature
C) They are jumpers
D) For aesthetic purposes only
  • 10. What is a suitable diet for Arowanas?
A) Algae wafers only
B) Flake food only
C) Variety of meaty foods
D) Plant-based diet
  • 11. What should be done during a partial water change in an Arowana tank?
A) Dechlorinate the new water
B) Skip the water change
C) Add salt to the new water
D) Use tap water directly
  • 12. What is the lifespan of an Arowana in captivity, on average?
A) 20-30 years
B) 1-3 years
C) 10-15 years
D) 5-7 years
  • 13. What type of lighting is generally recommended for Arowana tanks?
A) No lighting
B) Very bright lighting
C) Moderate lighting
D) UVB lighting
  • 14. What is a good way to prevent 'cloudy eye' in Arowanas?
A) Dim the lights
B) Remove all decorations
C) Maintain good water quality
D) Add medication preventatively
  • 15. Why is it important to quarantine new Arowanas?
A) To prevent disease spread
B) All of the above
C) To acclimate them to the tank
D) To observe their behavior
  • 16. What is the meaning of 'scutes' on an Arowana?
A) Bones in the fin
B) Cartilage in the jaw
C) Scales along the belly
D) Sensory organs
  • 17. What is a sign of overfeeding in Arowanas?
A) Rapid growth
B) Brightened colors
C) Increased appetite
D) Bloated abdomen
  • 18. What type of substrate is best for an Arowana tank?
A) Sand substrate
B) Soil substrate
C) Sharp gravel
D) Bare bottom or smooth gravel
  • 19. What is a common reason for Arowanas to refuse food?
A) Overfeeding
B) Poor water quality
C) All of the above
D) Introduction of new tankmates
  • 20. How often should you perform a partial water change in an Arowana tank?
A) Every other day
B) Only when the water is cloudy
C) Weekly
D) Monthly
  • 21. What is the primary purpose of adding tannins (e.g., Indian Almond Leaves) to an Arowana tank?
A) To lower pH and provide antibacterial properties
B) To add beneficial bacteria
C) To add color for aesthetic reasons
D) To raise pH and increase hardness
  • 22. What is considered a peaceful tankmate option for Arowanas?
A) Redtail Catfish
B) Large Plecos
C) Tiger Barbs
D) Convict Cichlids
  • 23. Which of the following foods is NOT recommended for Arowanas?
A) Goldfish (due to disease risk)
B) Shrimp
C) Mealworms
D) Earthworms
  • 24. What is a common symptom of Hexamita (Hole-in-the-Head disease) in Arowanas?
A) Swollen belly
B) Pits and lesions on the head
C) Fin rot
D) Cloudy eyes
  • 25. How can you help an Arowana recover from Drop Eye?
A) Turning off the lights completely
B) Varying the feeding location
C) Adding more plants
D) Lowering the water level
  • 26. What does 'cycling' a fish tank refer to?
A) Replacing the water entirely
B) Establishing beneficial bacteria
C) Adding decorative items
D) Adjusting the water temperature
  • 27. What is the primary function of a protein skimmer in a fish tank (though less common in freshwater setups)?
A) Kills bacteria
B) Adds oxygen to the water
C) Regulates pH levels
D) Removes organic waste
  • 28. Which geographic region are Asian Arowanas primarily native to?
A) South America
B) Southeast Asia
C) Africa
D) Australia
  • 29. What is the most important consideration when choosing tank decorations for an Arowana?
A) Choose brightly colored decorations
B) Fill the tank with as many decorations as possible
C) Use only natural decorations
D) Avoid sharp or abrasive surfaces
  • 30. What is the benefit of using a UV sterilizer in an Arowana tank?
A) Increases pH levels
B) Adds essential minerals
C) Lowers water temperature
D) Controls algae and pathogens
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