A) Saltwater B) Freshwater C) Brackish water D) Distilled water
A) 60-75°F B) 80-95°F C) 100-115°F D) 30-45°F
A) A tight-fitting lid B) No lid at all C) A mesh screen D) A small, open top
A) Constant bright light B) Loud music C) An empty tank D) Puzzle feeders
A) Grass B) Dog food C) Crabs and shrimp D) Candy
A) Never B) Once a year C) Regularly, with partial water changes D) Only when it's visibly dirty
A) Eating enthusiastically B) Bright coloration C) Active exploration D) Inking frequently
A) At least 50 gallons B) 5 gallons C) 20 gallons D) 1 gallon
A) A clean sponge B) Soaps or detergents C) Saltwater D) Algae scrapers
A) Octopuses are all easy to care for B) All octopuses require the same care C) Research is unnecessary D) Their care requirements vary greatly
A) 20-30 years B) 5-10 years C) 50-100 years D) 1-2 years
A) An air stone B) No filter is needed C) A strong biological filter D) A simple sponge filter
A) Sand B) Bare bottom C) Marbles D) Gravel
A) They only affect fish B) They have no effect on octopuses C) They are highly toxic to invertebrates D) They are beneficial for octopuses
A) A PVC pipe B) A brightly lit open space C) A small, shallow dish D) Nothing; they prefer open areas
A) By filter feeding B) By stunning them with electricity C) With their tentacles and suckers D) By using echolocation
A) Alertness and activity B) Constant inking C) Lethargy and hiding constantly D) Lack of appetite
A) Immediately releasing it into the tank B) Floating the bag for 5 minutes C) Adding all the bag water to the tank D) Drip acclimation
A) The octopus's mood B) Air pressure C) Water parameters (pH, ammonia, nitrite, nitrate) D) Room temperature only
A) Contentment B) Stress or hunger C) Boredom D) Happiness
A) Four B) Three C) One D) Two
A) Sudden changes are beneficial for octopuses B) Only temperature changes matter. C) Octopuses are sensitive to changes in water parameters D) Octopuses are not affected by water changes
A) The main body of the octopus B) A type of seaweed C) An octopus's shell D) A feeding tool
A) To change skin color B) To breathe C) To catch prey D) To see
A) To help the octopus adjust to being alone B) To make sure the octopus is compatible with the decor C) Quarantine is unnecessary D) To prevent the spread of disease
A) Carbon dioxide B) Ammonia C) Oxygen D) Salt
A) They lay eggs on land B) They breed readily in tanks C) It is very difficult to breed them in captivity D) They reproduce asexually
A) Brightness B) Cloudiness C) Constant movement D) Perfect clarity
A) Octopuses are immune to cuts B) Sharp edges help with camouflage C) Sharp edges are beneficial for cleaning D) To prevent injuries to the octopus
A) Leave it out to explore B) Gently return it to the tank as quickly as possible C) Call animal control D) Spray it with water |