<p>What is Life and Classification Test Review</p><p>1. Name the most important characteristics that all living things share.</p><p>2. Which is the most abundant chemical found in living cells?</p><p>3. A change in an organism's surroundings that causes it to react is called?</p><p>4. A plant growing toward light. ______is the stimulus ______is the response</p><p>5. The experiments of Redi and Pasteur helped to demonstrate what?</p><p>6. What is an organism's structure? </p><p>7. What is the source of energy for most autotrophs?</p><p>8. What is one of the most important items all living things need to survive?</p><p>9. What is homeostasis?</p><p>10. How does a bacterial cell differ from a plant or animal cell?</p><p>11. What is taxonomy?</p><p>12. Why do scientists organize living things into groups?</p><p>13. What is binomial nomenclature?</p><p>14. What does an organism’s scientific name consists of? </p><p>15. What do biologists use to classify organisms?</p><p>16. The more closely related two organisms are, the more similar they are in their</p><p>17. What is the broadest classification level?</p><p>18. What happens when organisms share more classification levels? 19. What shape describes some bacterial cells?</p><p>20. What is the union of sperm and egg called? </p><p>Write if the statement is true or false and if it is false then change the underlined word to make it true.</p><p>21. Growth is the process of change that occurs during an organism's life to produce a more complex organism.</p><p>22. A horse is a heterotroph.</p><p>23. Organelles that use energy from sunlight to produce food are called mitochondria.</p><p>24. Plant and animal cells usually are larger than bacterial cells.</p><p>25. All plants are eukaryotes that contain many cells.</p><p>Table of Classification Labels</p><p>Classification Level Aardwolf Grey Wolf Coyote Lion Blue Whale</p><p>Kingdom Animalia Animalia Animalia Animalia Animalia</p><p>Phylum Chordata Chordata Chordata Chordata Chordata</p><p>Class Mammalia Mammalia Mammalia Mammalia Mammalia</p><p>Order Carnivora Carnivora Carnivora Carnivora Carnivora</p><p>Family Hyaenidae Canidae Canidae Felidae Balaenopteridae</p><p>Genus Proteles Canis Canis Panthera Balaenoptera</p><p>Species Proteles cristatus Canis lupus Canis latrans Panthera leo Balaenoptera musculus</p><p>26. What classification groups do all organisms in the table have in common?</p><p>27. Based on their kingdoms, tell whether the organisms are unicellular or multicellular, (circle one) and autrotrophs or heterotrophs (circle one).</p><p>28. In what two ways are the organisms in the table similar to organisms in the plant kingdom? Unicellular or multicellular (circle one) and prokaryotes or eukaryotes (circle one).</p><p>29. Which of the organisms in the table is least similar to the others? </p><p>30. Which of the organisms is (are) most similar to a dog (Canis familiaris)? Why?</p>