Classification Study Sheet

Date:______________

Name:________________

1. There are about ___ _______ known species of living organisms.

2. A classification system brings _____ and _____ to the study of living things.

3. The science of classifying organisms is called ________.

4. A very important reason for classifying organisms is that it provides a logical means for _______ organisms.

5. Scientific names are based upon ________.

6. _________ devised one of the first systems of classifying organisms, classifying them as being either ______ or ________.

7. _______ _______ classified all organisms on the basis of structure.

8. _________ introduced a two-term naming system called ________ ___________ in which each organism is given a two-word _____ name.

9. The first word in the two-name system is a ____ and is the _____ to which the organism belongs.

10. The second name is an _________ and represents its _______.

11. The _____ name is capitalized, the _______ name is not.

12. The scientific name for man is ____ _______.

13. ____ is the genus of man and ______ is our species.

14. ____ is a noun which means ___.

15. _______ is an adjective and means ____ or ________.

16. The _____ is a broader category than the _______.

17. A single _____ may contain many _______.

18. Many cats belong to the genus _____.

19. The scientific name for the cougar is _____ ________.

20. The scientific name for the house cat is _____ __________.

21. Oak trees belong to the genus _________.

22. The scientific name for the red oak is ________ ______.

23. The scientific name for the white oak is ________ _______.

24. When printed both the genus and species are __________.

25. When they are handwritten both genus and species are __________.

26. Biologist classify organisms according to their ____________ beginnings.

27. The word "genus" means _________.

28. Much of Linnaeus' system for classification is still valid today because by classifying organisms according to _________ he was classifying them according to __________ _____________.

29. Before an organism is given a scientific name based upon their genus and species, they must be classified as to: _______, ______, _____, _____ and _______.

30. Each group from kingdom to species becomes more _________.

31. The categories used by biologist to classify organisms are called ____.

32. _______ is the broadest of all taxa.

33. Today there are five kingdoms: ______, _____, ________, _____, and ________.

34. _______ are multicellular, heterotrophic, organismic, which ingest food.

35. ____________ means that an organism cannot make their own food.

36. __________ means capable of carrying on life processes.

37. _______ are autotrophic with chlorophyll which is in a chloroplast, have cell walls made of _________, and are usually multicellular.

38. __________ mean capable of making their own food.

39. ________ are simple eukaryotic organisms such as algae, protozoa, and slime molds.

40. __________ means that its cells have a true nucleus enclosed in a membrane.

41. _____ are plant-like heterotrophic organisms which reproduce by ______.

42. ________ are prokaryotic, usually unicellular organisms such as ________.

43. ___________ organisms have no distinct nucleus.

44. Kingdoms are divided into _____.

45. Examples of phyla are ________, _________ and ________.

46. All _________ at some stage in their life have a stiff dorsal rod of cartilage called a notochord.

47. Our notochord turns into the _________ _____ which houses our _______ ______.

48. _________ have an exoskeleton and jointed legs.

49. Insects are the largest class of ____________.

50. ________ are soft-bodied, mostly marine animals, usually enclosed within a hard shell of calcium carbonate.

51. Examples of mollusks are _______, _____ and _________.

52. Phyla are sometimes divided into ________.

53. Classes are divided into ______.

54. Orders are divided into ________.

55. Families are divided into ______.

56. Genus is divided into _______.

57. Classify man as to:

a. Kingdom_________________

b. phylum__________________

c. subphylum_______________

d. class___________________

e. order___________________

f. family__________________

g. genus___________________

h. species_________________

Classification Notes
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