Grade 7 · Science · Change over time | QuizPrint

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Grade 7 Science: Change over time QuizPrint.CA Ontario · Life Systems — use fossils and traits to explain how living things and environments change NameDateScore 1. Shell fossils are found in rock 550 metres up a mountain. What is the best explanation? 2. A finch with a beak suited to the seeds it eats shows... 3. Isla studies mice on dark soil. Dark fur becomes more common over 430 years. Why? 4. Which pair is an organism and an adaptation? 5. Which change is passed to offspring as an adaptation? 6. Camouflage helps an animal survive because... 7. Fossils in a lower layer of undisturbed rock are usually... 8. The fossil record shows that... 9. A new disease reaches a population of 59 animals. The population is more likely to survive if... 10. Why do scientists compare fossils in different rock layers? Sign in to manage students and save worksheet results. Fresh practice from quizprint.ca. Unofficial practice — not a ministry test or resource. Answer key Grade 7 Science: Change over time Ontario · Life Systems — use fossils and traits to explain how living things and environments change Question numbers match the worksheet. 1.C) that rock was once under the sea 2.A) an adaptation 3.A) dark mice were more likely to survive and have young 4.C) a duck and its webbed feet 5.A) a bird's beak shape 6.D) predators are less likely to see it 7.A) older than fossils in the layers above 8.A) life on Earth has changed over a very long time 9.D) individuals differ in their traits 10.D) to put living things in order from older to newer Keep this page if you are printing for a child. Fresh practice from quizprint.ca. Unofficial practice — not a ministry test or resource.

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