question: Given the fact "ink is used for hiding from predators by octopuses", what is the answer to "A person in a suit near a sunken ship is sprayed in the face with a dark substance by"

answer: a cephalopod

question: Given the fact "if a population decreases to zero then that organism is extinct", what is the answer to "Extinction is the term for an organism which..?"

answer: Zero Population

question: Given the fact "when light enters the eye through the pupil , that light falls on the retina", what is the answer to "Retinas can have light fall on them when"

answer: pupils are open

question: Given the fact "an animal 's brain controls that animal", what is the answer to "An animals brain controls what?"

answer:
said organism