A) 50-55 ppt B) 40-45 ppt C) 30-35 ppt D) 10-15 ppt
A) Crabs B) Gravel C) Algae D) Lettuce
A) Partially open lid B) Open top C) A tight-fitting lid D) A small gap in the lid
A) Empty tank B) Bare bottom C) PVC pipes D) No enrichment
A) Calcium B) Iodine C) Ammonia D) Magnesium
A) 20-30 years B) 50+ years C) 1-2 years D) 5-10 years
A) They are territorial and may fight B) They enjoy company C) It promotes better water quality D) They will breed easily
A) Only mechanical B) Only chemical C) No filtration needed D) Biological and mechanical
A) It improves water clarity B) It is toxic to invertebrates C) It has no effect D) It benefits octopuses
A) Quiet observation B) Constant interaction C) Tapping on the glass D) Loud noises
A) Lethargic and pale B) Active and alert C) Staying hidden constantly D) Refusing food
A) They benefit from small enclosures B) They breed readily in tanks C) They are easy to care for D) Complex needs are difficult to meet
A) Sand B) Marbles C) No substrate D) Gravel
A) 30-45°F (-1-7°C) B) 100-110°F (38-43°C) C) 80-95°F (27-35°C) D) 60-75°F (15-24°C)
A) Particles per test B) Parts per thousand C) Pints per ton D) Parts per trillion
A) Soak in soapy water B) No disinfection needed C) Bleach solution dip, followed by thorough rinsing D) Bake at high temperature
A) To avoid social interaction B) To prevent the spread of disease C) Quarantine is not necessary D) To help them adjust to the new environment quickly
A) Active hunting B) Bright coloration C) Regular eating D) Constant inking
A) Dish soap B) Bare hands C) Turkey baster D) Sponge
A) Easy to feed B) Simple digestive system C) Lack of intelligence D) High intelligence
A) Always full B) Stress or illness C) Just finished molting D) Prefers different food
A) Add more food B) Change all the water immediately C) Ignore it and hope it gets better D) Consult with a veterinarian experienced with marine invertebrates
A) Low-intensity lighting B) Ultraviolet lighting C) Very bright lighting D) No lighting
A) 10-20% weekly B) 50% daily C) 100% monthly D) No water changes needed
A) Decoration only B) Temperature regulation C) Food source D) Biological filtration
A) It can inhibit biological filtration B) It will promote algae growth C) It will make the water clearer D) It has no effect
A) Minimize handling and avoid stressing the animal. B) Use rough movements and loud noises. C) Play with the octopus in open air. D) Handle frequently for bonding.
A) Only research on where to buy one B) Research the specific species' needs C) No research is needed D) Only general research on all octopuses
A) To heat the water B) To clean the tank C) To increase water circulation D) To provide light
A) Never change the tank setup B) Leave the tank empty C) Rotate enrichment items regularly D) Overfeed the octopus |