Unformatted text preview: 20 You are celebrating a birthday and eat a huge serving of chocolate cake and ice cream Despite this huge
increase of sugar into your digestive system, the amount of sugar in your blood stream remains relatively
constant. On a different day, life gets too busy and you forget to eat lunch. Again, the amount of sugar in your
blood stream remains relatively constant Which characteristic of life is being demonstr , , ? A. independence B. mutation C. growth r, homeostasis
E. development AB. diversity AC. evolution AD. metabolism A. independence 1" mutation C. growth D. homeostasis 21. Which of the following is NOT aﬁéaractenstic of life?
E. development AB. diversity AC. evolution AD. metabolism (22. Which term describes all the chemical reactions that occur within a cell? [A independence B. mutation C. growth D. homeostasis
“‘E development AB. diversity AC. evolution AD. metabolism
23 Which molecule contains all the in tructions for the structure and function of an organism?
A. ATP @DNA c. RNA D. water
E. carbohydrate A . lipids AC. protein AD. nucleus molecule is most abundant in a living organism?
AfATP B. DNA C. RNA D. water
E carbohydrate AB. lipids AC. protein AD. nucleus (24‘. W 25. Which molecule Is used as the“ energy currency" in a cell? (Hint. This molecule stores a large amount of energy in the chemical bonds between it’s three phosphate groups.)
:5. ATP B. DNA ‘ C. RNA D. water
I E. carbohydrate AB. lipids AC. protein AD. nucleus For each function in Column I, select the letter of the correct macromolecule in Column ll.
Each macromolecule will be used only once. Column l Column ll
.; 26. catalyzes the chemical reactions that occur in your cells, cellular structure A. carbohydrate ‘V’
‘I ' . ..B.>“H13Td
L, 27. component of plasma membrane, hormones, waxes, bus and fat C; nucleicactd
« 28. energy storage, cellular structure, energy and carbon source D. protein
C 29. store and use genetic information enzymatic activity '
30. Which of the following possess the property of We”? (select all that aggl y.)
A. organelle B. molecule ’9. community (”D cell E. atom 31. The organisms In your backyard Include trees shrubs, grass, ants, mushrooms, birds, spiders, beetles,
flies and bacteria. Together all these organisms would make up a .
A. organelle B. biosphere C.. community D. cell
E. ecosystem AB. molecule AC population AD. atom 32. Which term describes a structure composed of several molecules? This structure has a definite function
nagis found inside a cell.
9% organelle B. biosphere C. community D. cell
.ecosystem AB. molecule AC. population AD. atom 33. At which level of organization does evolution occur?
A. organelle B. biosphere ,C. community D. cell
E. ecosystem AB. molecule ’ 5, population AD. atom 34. At which level of organization does mutation occur?
tA. organelle B. biosphere C. community D. cell
E. ecosystem AB. molecule AC. population AD. atom ...
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- Spring '08