CHEMISTRY FORENSICS HONORS BIO BIOLOGY Classroom Calendar Course Info PREVIOUS YEARS 2011-2019 SCIENCE GAMES

mp1_141_15

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Name:    MP1 Test                                                             Version 3

Multiple Choice Identify the choice that best completes the statement or answers the question.
A B C D	1.	Organisms that are not autotrophs a. get energy from inorganic molecules. b. can survive without energy. c. must consume other organisms to get energy. d. get energy from sunlight.
A B C D	2.	Fermentation enables glycolysis to continue under a. anaerobic conditions. c. photosynthetic conditions. b. aerobic conditions. d. low-light conditions.
A B C D	3.	Cellular respiration takes place in two stages: a. glycolysis, then photosynthesis. b. electron transport chain, then fermentation. c. glycolysis, then aerobic respiration. d. fermentation, then glycolysis
A B C D	4.	The space inside the inner membrane of a chloroplast is called the a. thylakoid. c. pigment. b. reaction center. d. stroma.
A B C D	5.	Which of the following environmental factors does not affect the rate of photosynthesis? a. oxygen concentration c. light intensity b. carbon dioxide concentration d. temperature
A B C D	6.	During the final stage of photosynthesis  (which is called carbon fixation), sugars are produced from a. oxygen. c. water. b. sunlight. d. carbon dioxide.
A B C D	7.	When glycolysis occurs, a. a molecule of glucose is split. c. photosynthesis begins. b. a molecule of glucose is formed. d. pyruvates are combined.
A B C D	8.	The major atmospheric by-product of photosynthesis is a. nitrogen. c. water. b. carbon dioxide. d. oxygen.
A B C D	9.	The process of cellular respiration a. is performed only by organisms that are incapable of photosynthesis. b. breaks down food molecules to release stored energy. c. occurs before plants are able to continue photosynthesis. d. occurs only in animals.
A B C D	10.	ATP is composed of a nitrogenous base, a sugar, and a. one phosphate group. c. three phosphate groups. b. two phosphate groups. d. four phosphate groups.
A B C D	11.	What is the total magnification for high power? a. 40 b. 100 c. 400 d. 1000
A B C D	12.	The variable that is measured in an experiment is the _____ variable. a. dependent b. independent c. control d. experimental
A B C D	13.	One meter is equal to a. 1.00 mm. b. 10 cm. c. 0.001 km. d. 10 km.
A B C D	14.	Which of the following is part of the cell theory? a. All living things are made of one cell. b. Cells are the basic units of structure and function in organisms. c. Most cells arise from existing cells. d. Cells are nonliving units that make up organisms.
A B C D	15.	As cell size increases, the surface area-to-volume ratio a. decreases. c. increases then decreases. b. increases. d. remains the same.
A B C D	16.	Which cells have a cell membrane, cytoplasm, ribosomes, and DNA? a. only animal cells c. only eukaryotic cells b. only prokaryotic cells d. all cells
A B C D	17.	In a cell, proteins are made on the a. mitochondria. c. nucleus. b. ribosomes. d. cell membrane.
A B C D	18.	The organelle that modifies, sorts, and packages proteins is the a. endoplasmic reticulum. c. lysosome. b. ribosome. d. Golgi apparatus.
A B C D	19.	Which of the following is an example of a prokaryotic cell? a. chloroplast c. bacterium b. fungus d. muscle cell
A B C D	20.	Diffusion is the movement of a substance a. only through a lipid bilayer membrane. b. from an area of low concentration to an area of higher concentration. c. only in liquids. d. from an area of high concentration to an area of lower concentration.
A B C D	21.	Which of the following does not require energy? a. diffusion c. active transport b. endocytosis d. sodium-potassium pump
A B C D	22.	Osmosis is a type of a. active transport. c. simple diffusion. b. passive transport. d. endocytosis.
A B C D	23.	The building blocks of most biomolecules contain the element a. carbon. c. calcium. b. nitrogen. d. sodium.
A B C D	24.	Polysaccharides are a. carbohydrates. c. proteins. b. lipids. d. nucleic acids.
A B C D	25.	Ionic bonds form between particles that have a. opposite charges. c. no charges. b. the same charge. d. neutral charges.
A B C D	26.	The electrons of an atom a. are found in the nucleus along with the protons. b. occupy the space surrounding the nucleus. c. have a positive charge. d. are attached to the positive charge of neutrons.
A B C D	27.	The overall shape of a single chain of amino acids in a protein, including folds, is that protein’s a. primary structure. c. tertiary structure. b. secondary structure. d. quaternary structure.
A B C D	28.	Phospholipids are molecules that have a. one polar phosphate head and two polar fatty acid tails. b. one polar phosphate head and two nonpolar fatty acid tails. c. one polar phosphate head and one polar fatty acid tail. d. one nonpolar phosphate head and two polar fatty acid tails.
A B C D	29.	Proteins in the cell membrane that identify the cell are called a. cell-surface markers. c. enzymes. b. receptor proteins. d. transport proteins.
A B C D	30.	Proteins that serve as tunnels for specific substances through the lipid bilayer are a. cell-surface markers. c. receptor proteins. b. channel proteins. d. enzymes.
A B C D	31.	Which of the following statements about an isotonic solution and a cell is correct? a. The solution has the same solute concentration that the cytoplasm does. b. The solution has a higher solute concentration than the cytoplasm does. c. A cell in the solution will lose water. d. A cell in the solution will gain water.
A B C D	32.	If experiments are not possible or ethical, scientists a. cannot test a hypothesis. b. test more than one variable at a time. c. do not use a control group. d. look for connections in data gathered.
A B C D	33.	A general explanation for a broad range of data is called a a. hypothesis. c. prediction. b. theory. d. controlled experiment.
A B C D	34.	All living things maintain a balance within their cells and with the environment through the process of a. growth. c. homeostasis. b. development. d. evolution.
A B C D	35.	The changes in human babies during their first year of life is an example of a. heredity. c. evolution. b. responsiveness. d. development.
A B C D	36.	Which of the following molecules are most closely related to proteins? a. amino acids c. nucleotides b. monosaccharides d. sugars
A B C D	37.	Long chains of amino acids are found in a. carbohydrates. c. proteins. b. lipids. d. sugars.
A B C D	38.	The overall shape of a single chain of amino acids in a protein is that protein’s a. primary structure. c. tertiary structure. b. secondary structure. d. quaternary structure.
A B C D	39.	The amino group of one amino acid is linked to the carboxyl group of another amino acid in a protein. This link is a(n) a. peptide bond. c. ionic bond. b. hydrogen bond. d. polar bond.
A B C D	40.	The two strands of a DNA molecule are held together by a. ionic bonds. c. hydrogen bonds. b. covalent bonds. d. peptide bonds.
A B C D	41.	Which of the following is not part of a nucleotide in a DNA molecule? a. three phosphate groups c. a base b. a sugar d. a phosphate group
A B C D	42.	ATP (adenosine triphosphate) stores energy in the bonds between its a. hydrogen atoms. c. nucleotides. b. carbon atoms. d. phosphate groups.
A B C D	43.	Reducing activation energy a. is a violation of the laws of nature. b. requires higher temperatures than those found within cells. c. occurs only when reactants are quickly added to the reaction mixture. d. is accomplished by the action of enzymes on reactants.
A B C D	44.	The molecule on which an enzyme acts is called a(n) a. active site. c. polar molecule. b. inactive site. d. substrate.
A B C D	45.	A cell contains a. thousands of different kinds of enzymes, each assisting in a different chemical reaction. b. one kind of enzyme that assists in thousands of different chemical reactions. c. approximately 100 kinds of enzymes, each assisting in a different chemical reaction. d. one enzyme that assists in reactions involving protein substrates and one enzyme that assists in reactions involving substrates that are not proteins.
A B C D	46.	Surface area is an important factor in limiting cell growth because a. the cell can burst if the membrane becomes too large. b. materials cannot enter the cell if it is too large. c. the cell may become too large to take in enough food and to remove enough wastes. d. waste products cannot leave the cell if it is too small.
A B C D	47.	Which of the following statements about prokaryotes is correct? a. They have a nucleus. b. Their evolution preceded that of eukaryotes. c. The organelles in their cytoplasm are surrounded by membranes. d. They are multicellular organisms.
A B C D	48.	Refer to the illustration above. Which structure acts as a boundary between the outside environment and the inside of the cell? a. structure 1 c. structure 3 b. structure 2 d. structure 4
A B C D	49.	Refer to the illustration above. Which structure immediately identifies this cell as a eukaryote? a. structure 1 c. structure 3 b. structure 2 d. structure 4
A B C D	50.	Refer to the illustration above. In eukaryotic cells, DNA is found in a. structure 1. c. structure 3. b. structure 2. d. structure 5.
A B C D	51.	The double membrane surrounding the nucleus is called the a. nucleolus. c. ribosome. b. nuclear wall. d. nuclear envelope.
A B C D	52.	In a cell, proteins are made on the a. mitochondria. c. nucleus. b. ribosomes. d. cell membrane.
A B C D	53.	Where are bound ribosomes located? a. suspended in the cytosol b. inside the nucleus c. attached to membranes of another organelle d. outside the cell membrane
A B C D	54.	The organelle that moves proteins and other substances through the cell is the a. endoplasmic reticulum. c. Golgi apparatus. b. mitochondrion. d. cytoplasm.
A B C D	55.	The dispersal of ink in a beaker of water is an example of a. diffusion. c. active transport. b. osmosis. d. endocytosis.
A B C D	56.	Proteins that serve as tunnels for specific substances through the lipid bilayer are a. cell-surface markers. c. receptor proteins. b. channel proteins. d. enzymes.
A B C D	57.	Sugar molecules cross the cell membrane by a. active transport. c. osmosis. b. facilitated diffusion. d. simple diffusion.
A B C D	58.	Which of the following is a form of active transport? a. osmosis c. facilitated diffusion b. simple diffusion d. sodium-potassium pump
A B C D	59.	The sodium-potassium pump a. is a carrier protein. c. is located in the cytoplasm of a cell. b. uses passive transport. d. transports sugar molecules.
A B C D	60.	Molecules that are too large to be moved across a cell membrane can be removed from the cell by a. diffusion. c. endocytosis. b. exocytosis. d. osmosis.
A B C D	61.	Removing materials from a cell in vesicles is called a. osmosis. c. exocytosis. b. diffusion. d. endocytosis.
A B C D	62.	What change takes place in the cell membrane if a signal molecule causes a transport protein to open? a. permeability change c. formation of a second messenger b. activation of an enzyme d. change in chemical reactions
A B C D	63.	Which is not a unique property of water? a. Frozen water floats. b. Water retains a large amount of heat. c. Water molecules stick to each other. d. Water cools rapidly.
A B C D	64.	Acidic solutions have a pH that is a. less than 7. c. a negative number. b. between 7 and 14. d. more than 7.
A B C D	65.	Which of the following is not a large biomolecule? a. carbohydrate c. lipid b. ice d. nucleic acid
A B C D	66.	Which of the following molecules are classified as carbohydrates? a. amino acids c. nucleotides b. fats d. sugars
		Molecule A Molecule B
A B C D	67.	Refer to the illustration above. Molecule A is a a. carbohydrate. c. nucleic acid. b. lipid. d. protein.
A B C D	68.	Which of the following is a carbohydrate? a. ATP c. wax b. steroid d. sucrose
A B C D	69.	All of the following are examples of lipids except a. oil. c. steroids. b. starch. d. candle wax.
A B C D	70.	Which molecules are most closely related to lipids? a. amino acids b. long chains of carbon and hydrogen c. nucleotides d. sugars
A B C D	71.	A chemical reaction will probably occur between two substrate molecules if they a. are far apart. b. are aligned in the wrong spatial orientation. c. have large amounts of kinetic energy. d. have little kinetic energy.
A B C D	72.	Which of the following is part of the cell theory? a. All living things are made of one cell. b. Cells are the basic units of structure and function in organisms. c. Most cells arise from existing cells. d. Cells are nonliving units that make up organisms.
A B C D	73.	As cell size increases, the surface area-to-volume ratio a. decreases. c. increases then decreases. b. increases. d. remains the same.
A B C D	74.	Which cells have a cell membrane, cytoplasm, ribosomes, and DNA? a. only animal cells c. only eukaryotic cells b. only prokaryotic cells d. all cells
A B C D	75.	When a phosphate group is removed from an ATP molecule, a. a substantial amount of energy is released. b. an enzyme is formed. c. energy is stored. d. a substantial amount of energy is used.
A B C D	76.	An enzyme that catalyzes the synthesis of ATP is a. ATP synthase. c. glucose synthase. b. ADP synthase. d. phosphate synthase.
A B C D	77.	Which of the following is not part of cellular respiration? a. electron transport c. Krebs cycle b. glycolysis d. Calvin cycle
A B C D	78.	Which of the following is the best explanation for the presence of both chloroplasts and mitochondria in plant cells? a. In the light, plants make their own glucose, but in the dark, photosynthesis stops and mitochondria make glucose. b. If plants cannot produce enough ATP in the process of photosynthesis to meet their energy needs, they can produce it in aerobic respiration. c. Sugars are produced in chloroplasts. These sugars can be stored and used by the mitochondria to produce ATP. d. The leaves and sometimes the stems of plants contain chloroplasts, which produce ATP to meet the energy needs of these plant parts. The roots of plants contain mitochondria, which produce ATP to meet the energy needs of these plant parts.
A B C D	79.	The total amount of ATP that a cell gains for each glucose molecule depends on the presence of a. water. c. oxygen. b. carbon dioxide. d. glucose.
A B C D	80.	Which of the following processes produces the most ATP? a. aerobic respiration c. lactic acid fermentation b. glycolysis d. alcoholic fermentation