Classification of Living Things Test Review

1. Classification of Living Things Test Review

2. #1 What is taxonomy? • a. the scientific study of how living things are classified • b. the name of Aristotle’s classification system • c. the process used by geologists to classify rocks • d. the process of observing an organism’s behavior

3. #1: Answer • a. the scientific study of how living things are classified

4. #2 Which of the following is NOT a characteristic that all living things share? • A. a cellular organization • B. movement • C. using energy • D. reproduction

5. #2 Answer B. movement

6. #3 An organism’s scientific name consists of ___________. • a. its class name and its family name • b. its genus name and its species name. • c. its kingdom name and its phylum name. • d. its phylum name and its species name.

7. #3 Answer • B. its genus name and its species name.

8. #4 The more classification levels that two organisms share, ________. • a. the closer together on Earth they live. • b. the more traits they have in common. • c. the easier it is to tell them apart. • d. the more distantly related they are.

9. Answer #4 • b. the more traits they have in common.

10. #5 The gradual change in species over time is called • a. evolution. • b. homeostasis. • c. taxonomy. • d. classification.

11. Answer #5

12. #6 Redishowed in an experiment that meat only “grew” maggots when it was left out and flies landed on it. This experiment by Redi helped to demonstrate that _______________. • a. species gradually change over time. • b. living things do not arise from nonliving material. • c. organisms can be placed in groups based on their similarities. • d. the chemicals of life could have arisen on early Earth.

13. Answer #6

14. #7 One characteristic used to place organisms into kingdoms is ___. • a. how they move. • b. their ability to reproduce. • c. where they live. • d. their ability to make food.

15. Answer #7 d. their ability to make food.

16. #8 What contribution of Charles Darwin had a major impact on classification? • a. binomial nomenclature • c. seven levels of classification • b. taxonomy • d. his theory of natural selection

17. Answer #8 • d. his theory of natural selection

18. #9 Which domain(s) include(s) only prokaryotes? • a. Bacteria and Archaea • c. Archaea only • b. Bacteria only • d. Eukarya only

19. Answer #9 • a. Bacteria and Archaea

20. #10 Taxonomic keys can be used to help determine the • a. size of organisms. • b. identity of organisms. • c. needs of organisms. • d. behavior of organisms.

21. Answer #10 • b. identity of organisms.

22. #11 • You find a tree that is about 40 feet tall, has solitary 2 inch flat soft needles, the needles point outward from branch, and papery cone scales with a fork like tongue. What tree is it? • a. Utah Juniper • b. White Fir • c. Blue spruce • d. Douglas Fir

23. Answer #11 D. Douglas Fir

24. #12 Which is the broadest (biggest) classification level? • a. family • b. domain • c. phylum • d. species

25. Answer #12 • b. domain

26. #13 A(n) ____________________ consists of paired statements about the characteristics of different organisms.

27. Answer #13

28. #14 The first word in an organism’s scientific name is its ____________________.

29. Answer #14 • Its genus name

30. #15 The process of grouping things based on similarities is called ____________________.

31. Answer #15

32. #16 Based on their kingdoms, what are the shared characteristics of the organisms in the table? ___________________________.

33. Answer #16

34. #17 All plants ________. • a. have a nucleus. • b. are unicellular. • c. eat their food. • d. are prokaryotes.

35. Answer #17

36. #18 Which of the following would you use to identify an organism? • a. a domain • c. a taxonomic key • b. a controlled experiment • d. a eukaryote

37. Answer #18

38. #19 Why do scientists organize living things into groups? • a. so they can find them in the wild more easily • b. so that the organisms are easier to study and identify • c. so they can make sense of the variety of rocks on Earth • d. so products from living things can be easily found in groceries

39. Answer #19

40. #20 Which group of organisms includes only multicellular organisms that eat (consume) their food? • a. protists • b. bacteria • c. plants • d. animals

41. Answer #20

42. #21 What do we call a group of very similar organisms that can mate and produce fertile offspring? • a. hybrid • c. family • b. domain • d. species

43. Answer #21

44. #22 The source of energy for most autotrophs (ex. plants) is • a. water. • c. heterotrophs. • b. the sun. • d. other autotrophs.

45. Answer #22

46. #23 Which kingdoms include both unicellular and multicellular organisms? • a. fungi and plants • c. protists and animals • b. fungi and protists • d. protists and plants

47. Answer #23

48. #24 The process of grouping things based on similarities is called ___________.

49. Answer #24

50. #25 Which of the organisms in the table is (are) most similar to a tiger (Pantheratigris)? ___________________