Which energy is stored in bonds? A. Kinetic B. Potential C. Chemical D. Nuclear Explanation: Chemical energy stored in bonds.
Which phenomenon bends light? A. Reflection B. Refraction C. Diffraction D. Interference Explanation: Refraction changes direction in medium.
Which instrument measures temperature? A. Barometer B. Thermometer C. Hygrometer D. Altimeter Explanation: Thermometer measures temperature.
Which process forms clouds? A. Evaporation B. Condensation C. Sublimation D. Freezing Explanation: Water vapor condenses.
Which habitat is aquatic? A. Forest B. Desert C. Ocean D. Grassland Explanation: Ocean is water-based habitat.
Which plant process releases oxygen? A. Respiration B. Photosynthesis C. Transpiration D. Diffusion Explanation: Oxygen released during light reactions.
Which cell organelle controls activities? A. Ribosome B. Nucleus C. Golgi D. Mitochondria Explanation: Nucleus regulates cell.
Which system exchanges gases? A. Digestive B. Respiratory C. Circulatory D. Nervous Explanation: Lungs exchange gases.