1) What is a population? a) Different animals living everywhere b) A group of the same kind living in the same place c) one animal by itself d) only animals in water 2) Why do populations adapt over time? a) to change colors for fun b) to move faster c) to disappear d) because of changes to the environment 3) Which ecosystem is land related? a) forest b) river c) pond d) ocean 4) Which ecosystem is water related? a) forest b) ocean c) desert d) grassland 5) What is physical adaptation? a) features or behaviors that aid organisms in survival b) something animals learn c) a behavior animals practice d) a place animals live 6) Which is a life need for populations to survive? a) Flying b) Finding food c) Sleeping d) Playing 7) Which is an example of camouflage? a) a frog blending into algae b) a bird flying south c) a bear sleeping d) a lion hunting 8) Why do ducks have webbed feet? a) to fly higher b) to dig holes c) to climb trees d) to swim better 9) What is hibernation? a) sleeping lightly b) moving to a new place c) a deep sleep during winter d) learning a new skill 10) What is migration? a) staying in one place b) going to sleep c) traveling long distances d) growing fur 11) Which behavior is an instinct? a) a lion learning to hunt b) beaver building a dam c) bird trained to talk d) dog learning tricks 12) What is learned behavior? a) something you are born knowing b) something taught or practiced c) a body part d) a fossil 13) What is a fossil? a) living animal b) remains or impressions of organisms c) a seed d) a rock 14) What can fossils tell us? a) Where animals live now? b) what animals eat c) the weather tomorrow d) how organisms lived long ago 15) Why did some animals become extinct? a) new learned behaviors b) they moved away c) changed colors d) could not survive environmental changes

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