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