Change Through Time - Assessment
Write T or F on the line.
1 . _____ All species are forever changing.
2 . _____ Scientists who study fossils are called geologists.
3. _____ We are living in the Cenozoic Era.
4. _____ Scientists agree that dinosaurs became extinct because a giant asteroid struck the Earth.
5. _____ There are many similarities between the limb of a human and the leg of a horse.
6. _____ Darwin studied the different beaks of eagles.
7. _____ All animals have been domesticated .
8. _____ The process of natural selection is a very slow process.
9. _____ The struggle for existence ended during the Jurassic Period.
10. _____ Some fossils have been formed when an insect has been entombed in amber.
11. _____ 90% of the Earth’s history occurred during the Precambrian Era.
12. _____ It is believed that different species of animal descended from the same ancestor.
13. _____ Darwin discovered the sea-dwelling lizard on an island in the Indian Ocean.
14. _____ Dogs, cat, and horses have all been bred through the process of selective breeding.
15. _____ A mutation occurs when there is a change in a gene’s DNA.
16. _____ There is a theory that birds evolved from dinosaurs.
17. _____ Fish did not appear until the end of the Mesozoic Era.
18. _____ There is proof that an asteroid had hit the earth because the metal found in the asteroid was aluminum.
19. _____ Some plants and animals change without the help of human beings.
20. _____ Mutations are always harmful and the offspring dies.
© Ellen Gabor, 2005