Introduction to Living Things
1.One characteristic used to place organisms into kingdoms is
a. how they move.
c. their ability to make food.
b. where they live.
d. their ability to reproduce.
2.Which group of organisms includes only multicellular heterotrophs?
a. protists
c. plants
b. bacteria
d. animals
3.Which is the broadest classification level?
a. family
b. domain
c. phylum
d. species
4.What is one way in which scientists get information about the evolutionary history of species?
a. by comparing organisms’ body structures
b. by observing where organisms live
c. by observing what organisms eat
d. by studying how organisms move
5.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
6.An organism’s scientific name consists of
a. its class name and its family name.
b. its kingdom name and its phylum name.
c. its genus name and its species name.
d. its phylum name and its species name.
7.A plant grows toward the light. The plant’s action is an example of
a. reproduction.
c. a stimulus.
b. a response.
d. development.
8.Spontaneous generation is a mistaken idea because living things
c. do not reproduce.
a. exhibit binomial nomenclature.
d. maintain homeostasis.
b. are produced only by living things.
9. 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 evolution
10. Which kingdoms include both unicellular and multicellular organisms?
a. fungi and plants
c. protists and animals
b. fungi and protists
d. protists and plants
11. Which of the following terms best describes green plants?
a. multicellular heterotrophs
c. unicellular autotrophs
b. multicellular autotrohps
d. unicellular heterotrohps
12. A bird fluffs its feathers to trap body heat to keep warm during winter months. This is an
example of
a. homeostasis
c. spontaneous generation
b. homeopathy
d. asexual reproduction
13. Which of the following is TRUE about animals?
a. Animals are all eukaryotes
c. Animals are all unicellular
b. Animals are all autotrophs
d. Animal cells do not contain nucleic acids
14. Organisms belonging to which kingdom are all autotrophs?
a. fungi
c. protists
b. plants
d. animals
15. The scientific study of how organisms are classified and named is ___________.
a. classification
c. binomial nomenclature
b. taxonomy
d. chemistry
Ordering Information: Put the information in order from broadest (1) to most specific (8)
16. _____ genus
20. _____ family
17. _____ kingdom
21. _____ species
18. _____ class
22. _____ order
19. _____ domain
23. _____ phylum
True or False
24. Organisms that make their own food are called heterotrophs.
25. A(n) dichotomous key consists of paired statements about the characteristics of different organisms.
26. Louis Pasteur developed a naming system that grouped organisms on the basis of their observable
features.
27. The first word in an organism’s scientific name is its genus.
28. Organisms can only mate successfully if they are in the same species.
29. A horse is a(n) heterotroph.
30. As you move down the levels of classification, from domain to species, the number of organisms in
each group increases.
31. Alligators and crocodiles are classified in the same order and therefore probably have
different evolutionary histories.
32. Mushrooms, molds, and mildew are members of the fungi kingdom.
33. Archaea, Eukarya and Bacteria are the three domains.
2
Use the following photos and Dichotomous Key to identify the following species of bird:
34. Bird W is a. certhidea
b. geospiza
c. camarhynchus
d. platyspiza
35. Bird X is
a. certhidea
b. geospiza
c. camarhynchus
d. platyspiza
36. Bird Y is
a. certhidea
b. geospiza
c. camarhynchus
d. platyspiza
37. Bird Z is
a. certhidea
b. geospiza
c. camarhynchus
d. platyspiza
Using Science Skills
Use the figure below to answer the following questions
38. Which of the organisms on the table is the least like the others?
a. aardwolf
b. grey wolf
c. coyote
d. lion
39. Which two organisms are the most similar?
a. aardwolf and grey wolf
b. grey wolf and coyote
c. aardwolf and coyote
40. Which organism is in the Felidae family?
a. aardwolf
b. grey wolf
d. lion
c. coyote
e. blue whale
e. blue whale