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