How to Care for Mollies
  • 1. What is the ideal temperature range for a Molly's aquarium?
A) 85-90°F
B) 50-55°F
C) 72-78°F
D) 60-65°F
  • 2. What is the minimum tank size recommended for a small group of Mollies?
A) 5 gallons
B) 30 gallons
C) 20 gallons
D) 10 gallons
  • 3. Mollies are generally considered what type of fish?
A) Mouthbrooders
B) Livebearers
C) Nest builders
D) Egg-layers
  • 4. What is the recommended pH level for a Molly's aquarium?
A) 5.0-6.0
B) 7.0-8.5
C) 8.5-9.5
D) 6.0-7.0
  • 5. What type of food do Mollies primarily eat?
A) Herbivores
B) Piscivores
C) Carnivores
D) Omnivores
  • 6. How often should you perform water changes in a Molly's aquarium?
A) 100% weekly
B) 25-50% weekly
C) 10% monthly
D) No water changes needed
  • 7. What can a sudden change in water parameters cause for Mollies?
A) Improved coloration
B) Increased appetite
C) Increased activity
D) Stress and illness
  • 8. What is a common disease Mollies are susceptible to?
A) Dropsy only
B) Fin Rot only
C) Velvet only
D) Ich
  • 9. What is the ideal male to female ratio for Mollies?
A) 1 male to 2-3 females
B) 2-3 males to 1 female
C) Any ratio is fine
D) 1 male to 1 female
  • 10. Why is it important to have a cycled aquarium before introducing Mollies?
A) To establish beneficial bacteria
B) To add decorations
C) To make the water clearer
D) To lower the water temperature
  • 11. What does a filter do for a Molly's aquarium?
A) Adds nutrients only
B) Just moves the water
C) Adds oxygen only
D) Removes waste and toxins
  • 12. What is a sign of stress in Mollies?
A) Active swimming
B) Eating frequently
C) Bright coloration
D) Clamped fins
  • 13. What is the gestation period for Mollies?
A) 1 year
B) 1 week
C) 2 months
D) Approximately 28-35 days
  • 14. What should you do with newborn Molly fry?
A) Leave them with the adults
B) Feed them adult food
C) Flush them down the toilet
D) Provide hiding places or separate them
  • 15. What is an appropriate substrate for a Molly tank?
A) Soil
B) Bare bottom
C) Gravel or sand
D) Rocks only
  • 16. What type of lighting is generally recommended for Mollies?
A) Black light
B) Moderate lighting
C) No lighting
D) Very bright lighting
  • 17. What kind of plants are good for a Molly aquarium?
A) Fake silk plants only
B) Plastic plants only
C) No plants
D) Live plants
  • 18. Why is aeration important for a Molly's tank?
A) Mainly for decoration
B) Provides oxygen
C) Removes carbon dioxide only
D) Keeps the water still
  • 19. What should you do if you notice a sick Molly?
A) Ignore it and hope it gets better
B) Overfeed the other fish
C) Quarantine it immediately
D) Add more fish
  • 20. What is a symptom of Ich in Mollies?
A) Brighter colors
B) Rapid swimming
C) White spots on the body
D) Increased appetite
  • 21. What does 'acclimating' fish mean?
A) Gradually adjusting to new water parameters
B) Feeding them a special diet
C) Clipping their fins
D) Training them to do tricks
  • 22. What is the purpose of aquarium salt for Mollies?
A) To make the water taste better
B) To make the fish saltier
C) To dechlorinate the water
D) Can aid in treating certain diseases
  • 23. How often should you feed adult Mollies?
A) Once or twice a day
B) Constantly
C) Once a week
D) Never
  • 24. What type of food is suitable for Molly fry?
A) Live insects
B) No food at all
C) Crushed flake food or baby fish food
D) Large pellets
  • 25. What is the importance of having a lid on the aquarium?
A) Makes the tank quieter
B) Blocks sunlight
C) Keeps the water warmer
D) Prevents jumping and reduces evaporation
  • 26. What is the best way to clean algae from the aquarium glass?
A) Bleach
B) Algae scraper or pad
C) Sandpaper
D) Soap and water
  • 27. What is a good tank mate for Mollies?
A) Betta fish
B) Platies
C) Piranhas
D) Goldfish
  • 28. What is one of the most common causes of death in pet Mollies?
A) Poor water quality
B) Lack of decoration
C) Overfeeding
D) Too much light
  • 29. What should you do before adding new water to your aquarium?
A) Add salt
B) Dechlorinate the water
C) Freeze the water
D) Boil the water
  • 30. What is 'ammonia' in a fish tank?
A) A beneficial nutrient
B) A water clarifier
C) A toxic waste product
D) A type of algae
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