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Hesi Science Practice, Hesi A2 Science Questions and Answers | Latest Version | 2025/2026 | Correct & Verified
Which type of solution has a higher concentration of solutes than the cell?✔✔Hypertonic
What is the natural satellite of Earth?✔✔Moon
Which organ system controls body functions using hormones?✔✔Endocrine system
Which type of energy is associated with motion?✔✔Kinetic energy
Which layer of the Earth is liquid and generates the planet’s magnetic field?✔✔Outer core 1 / 4
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What is the chemical formula for water?
✔✔H₂O
Which organelle contains digestive enzymes to break down waste and foreign material?✔✔Lysosome
A scientist observes that plants grow faster when exposed to sunlight. What type of variable is sunlight?✔✔Independent variable
What is the smallest unit of an element that retains the chemical properties of that element?✔✔Atom
Which type of bond involves the sharing of electrons between atoms?✔✔Covalent bond
What is the pH of a neutral solution at 25°C? 2 / 4
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✔✔7
Which gas is most abundant in Earth’s atmosphere?✔✔Nitrogen
What is the process by which plants convert carbon dioxide and water into glucose and oxygen?✔✔Photosynthesis
Which force pulls objects toward the center of the Earth?✔✔Gravity
What is the process by which a liquid changes into a gas at temperatures below boiling?✔✔Evaporation
Which organelle is responsible for producing ATP in eukaryotic cells?✔✔Mitochondrion
Which type of energy is stored in chemical bonds? 3 / 4
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✔✔Chemical energy
What is the charge of a proton?✔✔Positive
Which organ system transports oxygen, nutrients, and waste products throughout the body?✔✔Circulatory system
Which phase of matter has a definite shape and definite volume?✔✔Solid
Which force opposes motion between two surfaces that are in contact?✔✔Friction
What type of energy is associated with the movement of electrons?✔✔Electrical energy
Which type of reaction releases energy and occurs spontaneously?
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