Gills are not the only unique spect of internal fish anatomy; many species of fish have gas-filled swim bladders that help them control their -------, allowing them to float at the appropriate depths without expending excess energy.Which choice completes the text with the most logical and precise word or phrase?sizeeliminatetemperatureeliminatedirectioneliminatebuoyancy

Which of the following statements most accurately describes buoyancy?Group of answer choicesBuoyancy is caused by a uniform pressure acting across an immersed body which allows for a volume changeBuoyancy only causes objects that are partially immersed to float when they have a low massBuoyancy is caused by a net pressure difference acting on an immersed bodyBuoyancy can help floating objects be more stable so long as the centre of buoyancy is below the centre of gravityNone of the available options

Sea anemones are categorized as predatory animals that are fixed to surfaces and defend themselves against enemies with stinging tentacles. However, they are not purely defensive creatures; they engage in a symbiotic relationship with clownfish, which have a layer of mucus on their bodies that allows them to withstand anemone stings. Clownfish can therefore use the anemone as a home, and in exchange they ------- harmful parasites for the anemone.Which choice completes the text with the most logical and precise word or phrase?confuseeliminateeliminateeliminateprecipitateeliminatesummon

Certain whales filter-feed using a system called baleen that allows them to draw in massive amounts of seawater and sieve out prey. --------- an adult blue whale can gather up to 10,000 gallons of water in her mouth during a single filtration.Which choice completes the text with the most logical transition?In contrast,eliminateIn fact,eliminateMoreover,eliminateIn conclusion,

As blood is passing through the capillaries of the gills in a fish, the blood pressureMultiple choice question.increases.decreases.remains the same.

Underwater weighing estimates _____.Multiple choice question.body weightbody massbody volume