Classification of Living Things Test Review

#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

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

#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

#2 Answer B. movement

#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.

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

#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.

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

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

Answer #5

#6 Redi showed 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.

Answer #6

#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.

Answer #7 d. their ability to make food.

#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

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

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

Answer #9 a. Bacteria and Archaea

#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.

Answer #10 b. identity of organisms.

#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

Answer #11 D. Douglas Fir

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

Answer #12 b. domain

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

Answer #13

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

Answer #14 Its genus name

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

Answer #15

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

Answer #16

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

Answer #17

#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

Answer #18

#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

Answer #19

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

Answer #20

#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

Answer #21

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

Answer #22

#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

Answer #23

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

Answer #24

#25 Which of the organisms in the table is (are) most similar to a tiger (Panthera tigris)? ___________________

Answer #25

#26 Which of the organisms in the table is least similar to the others?

Answer #26