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