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