How to Care for Tetras
  • 1. What is the minimum tank size recommended for a small school of neon tetras?
A) 10 gallons
B) 5 gallons
C) 2.5 gallons
D) 20 gallons
  • 2. What is the ideal water temperature for tetras?
A) 50-55°F
B) 60-65°F
C) 72-78°F
D) 85-90°F
  • 3. What type of water is best for tetras?
A) Soft, slightly acidic
B) Sea water
C) Hard, alkaline
D) Brackish
  • 4. What is the minimum number of tetras that should be kept together?
A) 6
B) 2
C) 4
D) 1
  • 5. What is the common name for a tetra disease causing white spots?
A) Fin Rot
B) Ich
C) Velvet
D) Swim Bladder
  • 6. What type of food do tetras primarily eat?
A) Herbivore
B) Piscivore
C) Carnivore
D) Omnivore
  • 7. How often should you perform a partial water change?
A) Weekly
B) Never
C) Daily
D) Monthly
  • 8. What percentage of water should you change during a partial water change?
A) 50%
B) 100%
C) 25%
D) 75%
  • 9. Which of these is a sign of stress in tetras?
A) Bright coloration
B) Healthy appetite
C) Active swimming
D) Clamped fins
  • 10. Which of these is a good tank mate for tetras?
A) Piranha
B) Goldfish
C) Corydoras
D) Oscar
  • 11. What is the ideal pH range for tetras?
A) 5.0-5.5
B) 6.0-7.0
C) 7.5-8.5
D) 8.0-9.0
  • 12. What type of lighting do tetras prefer?
A) Intense
B) Bright
C) No light
D) Dim
  • 13. Which of these plants is suitable for a tetra tank?
A) Cattails
B) Venus Flytrap
C) Amazon Sword
D) Seaweed
  • 14. What is the purpose of a filter in a tetra tank?
A) To add oxygen
B) To remove waste and toxins
C) To entertain the fish
D) To heat the water
  • 15. How long should you quarantine new tetras before introducing them to your main tank?
A) 2-4 weeks
B) Immediately
C) 1 day
D) 1 week
  • 16. What is the primary cause of ammonia buildup in a fish tank?
A) Tap water
B) Sunlight
C) Plant fertilizer
D) Fish waste
  • 17. Which test kit is crucial for monitoring water quality in a tetra tank?
A) Oxygen only
B) Ammonia, Nitrite, Nitrate
C) pH only
D) Temperature only
  • 18. What does 'cycling' a tank refer to?
A) Adding fish food
B) Adjusting the heater
C) Changing the water
D) Establishing beneficial bacteria
  • 19. Overfeeding tetras can lead to what problem?
A) Poor water quality
B) Increased activity
C) Increased happiness
D) Brighter colors
  • 20. What type of substrate (gravel) is best for a tetra tank?
A) Sharp gravel
B) Crushed coral
C) Smooth gravel
D) Large rocks
  • 21. What is the scientific name for the Neon Tetra?
A) Poecilia reticulata
B) Paracheirodon innesi
C) Carassius auratus
D) Betta splendens
  • 22. What is a symptom of Neon Tetra Disease?
A) Increased activity
B) Rapid growth
C) Loss of coloration
D) Increased appetite
  • 23. How can you prevent algae growth in a tetra tank?
A) Adding more fish
B) Overfeeding the fish
C) Turning off the filter
D) Regular water changes and controlled lighting
  • 24. What does the term 'bio-load' refer to in fish keeping?
A) The temperature of the water
B) The size of the fish
C) The amount of waste produced by the fish
D) The number of plants in the tank
  • 25. What type of filtration is essential for a healthy tetra tank?
A) Chemical only
B) Biological, Mechanical, and Chemical
C) Biological only
D) Mechanical only
  • 26. Which is a good food to supplement a tetra's diet?
A) Bread crumbs
B) Dog food
C) Human cereal
D) Brine shrimp
  • 27. Why is it important to dechlorinate tap water before adding it to a tetra tank?
A) Chlorine is toxic to fish
B) Chlorine makes the water cloudy
C) Chlorine lowers the pH
D) Chlorine is good for the plants
  • 28. What is the lifespan of a neon tetra in captivity?
A) 5-10 years
B) 20-30 years
C) 1-2 years
D) Less than a year
  • 29. What is the purpose of adding tannins (e.g., almond leaves) to a tetra tank?
A) To make the water clearer
B) To raise the pH
C) To mimic their natural environment
D) To provide food
  • 30. What is the best way to acclimate new tetras to a tank?
A) Immediately releasing them into the tank
B) Floating the bag for 5 minutes
C) Drip acclimation
D) Pouring them directly into the tank
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