Q: Squamata is the largest order of what broad animal group, and includes lizards and snakes? Choices: - amphibians - spiny fishes - mammals - reptiles A:
reptiles

Q: A tropism where light is the stimulus is known as what? Choices: - Geotropism - Thermotropism - Atropism - phototropism A:
phototropism

Q: Plants and algae maintain the atmosphere. during photosynthesis, they add oxygen and remove what? Choices: - water - nitrogen - methane - carbon dioxide A:
carbon dioxide

Q: When a star's core collapses inward while the outer layers spread and cool, what "colorful" celestial body forms? Choices: - blue giant - green giant - white giant - red giant A:
red giant