Nln Pax Prep Science - Spring 2021 Exam Questions (169 Terms) With Verified Definitions Updated 2024

The organ that filters metabolic waste from the blood is the Small intestine. {Ans: kidney}As an object falls freely near the surface of the earth, its speed increases, representing a transformation of {Ans: protentional energy to kinetic energy}Which of these is NOT an organic compound? A. CH4 (methane) B. C6H12O6 (glucose) C. CH3COOh (acetic acid) D. HCl (hydrochloric acid) {Ans: HCl (hydrochloric acid) (ORGANIC = CARBON)}Scientists have discovered that most vertebrates have cone cells in their eyes, which distinguish colors in daylight. The rods are more sensitive to light, but do not distinguish colors. If a mammal is nocturnal {Ans: There are fewer cones and a greater concentration of rods to collect the minimal light for night vision.}Which of these is the correct sequence of chambers though which blood flows in the human heart and lungs? {Ans: Right atrium; right ventricle; lungs; left atrium; left ventricle}In a study on the effect of cocaine on the brains of rats, two groups of animals were selected. Each day, Group A was injected with the drug dissolved in water, whereas Group B was injected with water alone. In such a study Group B is included as {Ans: