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NAME ______________________________ CHAPTER 7-3 TRANSPORT TEST (2 points each) MULTIPLE CHOICE: Write the letter of the answer that best completes the statement on the blank at the left. ________ ALL molecules will automatically move _______________________ A. easily across a membrane B. into cells with glycoproteins. C. from a low concentration to high concentration D. from a high concentration to low concentration ________ Golgi bodies use ________________ to transport their packaged molecules out of a cell. A. pinocytosis B. exocytosis C. facilitated diffusion D. ion channels ________ The substance that is dissolved to make a solution is called the ________________ A. dissolver B. solvent C. solute D. vesicle ________ The organelle that provides the energy for active transport is the __________________. A. Smooth ER B. Golgi bodies C. ribosomes D. Mitochondria ________White blood cells use ____________________ when they engulf and destroy invading bacteria. A. plasmolysis B. exocytosis C. Phagocytosis D. Pinocytosis ________ Carrier proteins, ion channels, and aquaporins all move molecules by _________________ A. endocytosis B. proton pumps C. facilitated diffusion D. active transport ________ If the solute (dots) in this diagram is unable to pass through the dividing membrane, what will happen? A. the water level will rise on the right side of the tube B. the water level will rise on the left side of the tube C. the water level will stay equal on the two sides ________ Energy for A. B. C. active transport comes from __________. RNA ATP DNA ________ Osmotic pressure inside a plant cell will _________________ when water enters. A. stay the same B. decrease C. increase ________ Carrier proteins, aquaporins, ion channels, and pumps that help move molecules across cell membranes are _________________ proteins. A. integral B. peripheral _________ When molecules move from an area of high concentration to an area of low concentration, we say they are moving _____________ the concentration gradient. A. against B. down ________ Phagocytosis A. B. C. D. and pinocytosis are both kinds of ______________________. passive transport ion channels exocytosis endocytosis _________ An animal cell placed in a ________________solution will SHRINK SMALLER. A. hypertonic B. hypotonic C. isotonic _________ When a plant cell is placed in a HYPERTONIC solution, _____________________. A. plasmolysis will happen B. cytolysis will happen C. osmotic pressure will increase D. nothing will happen. The cell will stay the same size _________ An animal cell placed in a _______________ solution with increase in size and possibly burst A. hypertonic B. hypotonic C. isotonic _________ Which molecule do aquaporins help transport? A. Na+ B. oxygen C. water D. glucose MATCH THE KIND OF TRANSPORT HELPER WITH ITS DESCRIPTION: ______ A MEMBRANE PROTEIN that uses energy from ATP to ACTIVELY transport two K+ ions INTO and three Na+ ions OUT of cells ______ A small membrane bound sac in a eukaryotic cell used to transport substances around within a cell or contain them during exocytosis or endocytosis A. PROTON PUMP ______ An INTEGRAL MEMBRANE PROTEIN that moves molecules PASSIVELY across cell membranes by attaching, CHANGING SHAPE, and flipping to the other side like a revolving door C. VESICLE ______ An INTEGRAL MEMBRANE PROTEIN that provides a passageway/tunnel across the cell membrane through which IONS can diffuse PASSIVELY E. AQUAPORIN B. ION CHANNEL D. CARRIER PROTEIN F. SODIUM-POTASSIUM PUMP ______ A MEMBRANE PROTEIN that uses energy to ACTIVELY transport hydrogen ions (H+) across a cell membrane ______ An INTEGRAL MEMBRANE PROTEIN that provides a passageway/tunnel across the cell membrane through which WATER molecules can diffuse PASSIVELY during osmosis * * * * * * * * * * * * * * * MATCH THE VOCAB WORD WITH ITS DEFINITION ______ Describes a solution in which the solute concentration OUTSIDE EQUALS the concentration INSIDE a cell A. HYPOTONIC ______ Describes a solution in which the solute concentration OUTSIDE a cell IS LESS THAN the concentration INSIDE B. HYPERTONIC C. ISOTONIC ______ Describes a solution in which the solute concentration OUTSIDE IS GREATER THAN the concentration INSIDE a cell * * * * * * * * * * * * * * * MATCH THE VOCAB WORD WITH ITS DEFINITION ______ The shrinking away of the cell membrane from the cell wall in a plant cell when placed in a HYPERTONIC environment A. CRENATION B. PLASMOLYSIS ______ The swelling and bursting of an animal cell when placed in a HYPOTONIC solution ______ The shrinking of animal cells when placed in an hypertonic solution C. CYTOLYSIS MATCH THE KIND OF TRANSPORT WITH ITS DESCRIPTION: ______ Process by which molecules tend to move from an area where they are more concentrated to an area where they are less concentrated ______ The diffusion of water through a selectively permeable membrane A. PHAGOCYTOSIS ______ Movement of specific molecules across cell membranes with the help of protein channels and carriers B. PINOCYTOSIS C. FACILITATED DIFFUSION ______ A process in which a cell releases large amounts of material when a VESICLE inside the cell fuses with the cell membrane and releases its contents to the OUTSIDE D. OSMOSIS ______ Process by which a cell takes material into the cell by infolding of the cell membrane and enclosing it in a VESICLE E. DIFFUSION F. ENDOCYTOSIS ______ Process by which a cell takes in liquid or small dissolved molecules from the surrounding environment and encloses it in a vesicle G. EXOCYTOSIS ______ Process in which extensions of cytoplasm surround and engulf large particles or whole cells and take them into the cell in a vesicle * * * * * * * * * * * * * * BONUS ?’s: WHAT PREVENTS PLANT CELLS FROM UNDERGOING CYTOLYSIS LIKE ANIMAL CELLS? __________________________________________ Tell one reason a molecule might NOT be able to cross a cell membranes without help. __________________________________________ As you are doing Osmosis lab #2, you spill iodine on your finger and on your lab paper. Tell something you learned in Chapter 1 that explains why your lab paper turns black but your finger doesn’t. ___________________________________________________________________________ USE WORDS FROM THE WORD BANK TO ANSWER THE FOLLOWING: (You can use them more than once!) DIFFUSION Na+ - K+ PUMP FACILITATED DIFFUSION (Aquaporins) ION CHANNELS PHAGOCYTOSIS FACILITATED DIFFUSION (with carrier proteins) ACTIVE TRANSPORT PROTON PUMP EXOCYTOSIS PASSIVE TRANSPORT PINOCYTOSIS USES VESICLES _________________________ _________________________ _________________________ _________________________ _________________________ _________________________ _________________________ _________________________ _________________________ _________________________ USES MEMBRANE PROTEINS _________________________ NEEDS NO HELP __________________________ _________________________ _________________________ * * * * * * * * * * * * * * * Match the vocab word with its definition. ______ Refers to membranes that allow certain molecules to pass through but keep other molecules out ______ Pressure exerted against a semi-permeable membrane caused by water moving by osmosis A. OSMOTIC PRESSURE B. EQUILIBRIUM C. CONCENTRATION ______ A state that exists when the CONCENTRATION of a substance IS THE SAME throughout a space ______ mass of a dissolved substance in a given volume D. SELECTIVELY PERMEABLE MATCH THE MOLECULE WITH THE KIND OF TRANSPORT IT USES TO CROSS CELL MEMBRANES: _______ Oxygen & carbon dioxide _______ Water _______ _______ A. PINOCYTOSIS B. PHAGOCYTOSIS C. OSMOSIS D. FACILITATED DIFFUSION (with carrier proteins) E. ION CHANNELS F. DIFFUSION G. Na+ - K+ PUMP H. PROTON PUMP H+ ions Large molecules & whole cells _______ Small molecules & fluids _______ Ions like Ca++, Cl- ,Na+ and K+ ___________ Only Na+ and K+ ions _______ glucose * * * * * * * * * * * * USE THE LETTERS FROM THE PICTURES TO ANSWER THE QUESTIONS: The black dots in the diagrams represent dissolved molecules (solutes) A Which diagram: ______ Shows a cell in HYPOTONIC conditions ______ Shows a cell in HYPERTONIC conditions ______ Shows a cell in ISOTONIC conditions ______ Represents a fish in salty water ______ Represents an egg in distilled water ______ Shows a cell that will stay the same size B * C * * NAME ______________________________ CHAPTER 7-3 TRANSPORT TEST (2 points each) MULTIPLE CHOICE: Write the letter of the answer that best completes the statement on the blank at the left. ________ ALL molecules will automatically move _______________________ A. easily across a membrane B. into cells with glycoproteins. C. from a low concentration to high concentration D. from a high concentration to low concentration ________ Golgi bodies use ________________ to transport their packaged molecules out of a cell. A. pinocytosis B. exocytosis C. facilitated diffusion D. ion channels ________ The substance that is dissolved to make a solution is called the ________________ A. dissolver B. solvent C. solute D. vesicle ________ The organelle that provides the energy for active transport is the __________________. A. Smooth ER B. Golgi bodies C. ribosomes D. Mitochondria ________White blood cells use ____________________ when they engulf and destroy invading bacteria. A. plasmolysis B. exocytosis C. Phagocytosis D. Pinocytosis ________ Carrier proteins, ion channels, and aquaporins all move molecules by _________________ A. endocytosis B. proton pumps C. facilitated diffusion D. active transport ________ If the solute (dots) in this diagram is unable to pass through the dividing membrane, what will happen? A. the water level will rise on the right side of the tube B. the water level will rise on the left side of the tube C. the water level will stay equal on the two sides ________ Energy for active transport comes from __________. A. RNA B. ATP C. DNA ________ Osmotic pressure inside a plant cell will _________________ when water enters. A. stay the same B. decrease C. increase ________ Carrier proteins, aquaporins, ion channels, and pumps that help move molecules across cell membranes are _________________ proteins. A. integral B. peripheral _________ When molecules move from an area of high concentration to an area of low concentration, we say they are moving _____________ the concentration gradient. A. against B. down ________ Phagocytosis A. B. C. D. and pinocytosis are both kinds of ______________________. passive transport ion channels exocytosis endocytosis _________ An animal cell placed in a ________________solution will SHRINK SMALLER. A. hypertonic B. hypotonic C. isotonic _________ When a plant cell is placed in a HYPERTONIC solution, _____________________. A. plasmolysis will happen B. cytolysis will happen C. osmotic pressure will increase C. nothing will happen. The cell will stay the same size _________ An animal cell placed in a _______________ solution with increase in size and possibly burst A. hypertonic B. hypotonic C. isotonic _________ Which molecule do aquaporins help transport? A. Na+ B. oxygen C. water D. glucose MATCH THE KIND OF TRANSPORT HELPER WITH ITS DESCRIPTION: ______ A MEMBRANE PROTEIN that uses energy from ATP to ACTIVELY transport two K+ ions INTO and three Na+ ions OUT of cells ______ A small membrane bound sac in a eukaryotic cell used to transport substances around within a cell or contain them during exocytosis or endocytosis A. PROTON PUMP ______ An INTEGRAL MEMBRANE PROTEIN that moves molecules PASSIVELY across cell membranes by attaching, CHANGING SHAPE, and flipping to the other side like a revolving door C. VESICLE ______ An INTEGRAL MEMBRANE PROTEIN that provides a passageway/tunnel across the cell membrane through which IONS can diffuse PASSIVELY E. AQUAPORIN B. ION CHANNEL D. CARRIER PROTEIN F. SODIUM-POTASSIUM PUMP ______ A MEMBRANE PROTEIN that uses energy to ACTIVELY transport hydrogen ions (H+) across a cell membrane ______ An INTEGRAL MEMBRANE PROTEIN that provides a passageway/tunnel across the cell membrane through which WATER molecules can diffuse PASSIVELY during osmosis * * * * * * * * * * * * * * * MATCH THE VOCAB WORD WITH ITS DEFINITION ______ Describes a solution in which the solute concentration OUTSIDE EQUALS the concentration INSIDE a cell A. HYPOTONIC ______ Describes a solution in which the solute concentration OUTSIDE a cell IS LESS THAN the concentration INSIDE B. HYPERTONIC C. ISOTONIC ______ Describes a solution in which the solute concentration OUTSIDE IS GREATER THAN the concentration INSIDE a cell * * * * * * * * * * * * * * * MATCH THE VOCAB WORD WITH ITS DEFINITION ______ The shrinking away of the cell membrane from the cell wall in a plant cell when placed in a HYPERTONIC environment A. CRENATION B. PLASMOLYSIS ______ The swelling and bursting of an animal cell when placed in a HYPOTONIC solution ______ The shrinking of animal cells when placed in an hypertonic solution C. CYTOLYSIS MATCH THE KIND OF TRANSPORT WITH ITS DESCRIPTION: ______ Process by which molecules tend to move from an area where they are more concentrated to an area where they are less concentrated ______ The diffusion of water through a selectively permeable membrane A. PHAGOCYTOSIS ______ Movement of specific molecules across cell membranes with the help of protein channels and carriers B. PINOCYTOSIS C. FACILITATED DIFFUSION ______ A process in which a cell releases large amounts of material when a VESICLE inside the cell fuses with the cell membrane and releases its contents to the OUTSIDE D. OSMOSIS ______ Process by which a cell takes material into the cell by infolding of the cell membrane and enclosing it in a VESICLE E. DIFFUSION F. ENDOCYTOSIS ______ Process by which a cell takes in liquid or small dissolved molecules from the surrounding environment and encloses it in a vesicle G. EXOCYTOSIS ______ Process in which extensions of cytoplasm surround and engulf large particles or whole cells and take them into the cell in a vesicle * * * * * * * * * * * * * * BONUS ?’s: WHAT PREVENTS PLANT CELLS FROM UNDERGOING CYTOLYSIS LIKE ANIMAL CELLS? __________________________________________ Tell one reason a molecule might NOT be able to cross a cell membranes without help. __________________________________________ As you are doing Osmosis lab #2, you spill iodine on your finger and on your lab paper. Tell something you learned in Chapter 1 that explains why your lab paper turns black but your finger doesn’t. ___________________________________________________________________________ USE WORDS FROM THE WORD BANK TO ANSWER THE FOLLOWING: (You can use them more than once!) DIFFUSION Na+ - K+ PUMP FACILITATED DIFFUSION (Aquaporins) ION CHANNELS PHAGOCYTOSIS FACILITATED DIFFUSION (with carrier proteins) ACTIVE TRANSPORT PROTON PUMP EXOCYTOSIS PASSIVE TRANSPORT PINOCYTOSIS USES VESICLES _________________________ _________________________ _________________________ _________________________ _________________________ _________________________ _________________________ _________________________ _________________________ _________________________ USES MEMBRANE PROTEINS _________________________ NEEDS NO HELP __________________________ _________________________ _________________________ * * * * * * * * * * * * * * * Match the vocab word with its definition. ______ Refers to membranes that allow certain molecules to pass through but keep other molecules out ______ Pressure exerted against a semi-permeable membrane caused by water moving by osmosis A. OSMOTIC PRESSURE B. EQUILIBRIUM C. CONCENTRATION ______ A state that exists when the CONCENTRATION of a substance IS THE SAME throughout a space ______ mass of a dissolved substance in a given volume D. SELECTIVELY PERMEABLE MATCH THE MOLECULE WITH THE KIND OF TRANSPORT IT USES TO CROSS CELL MEMBRANES: _______ Oxygen & carbon dioxide _______ Water _______ _______ A. PINOCYTOSIS B. PHAGOCYTOSIS C. OSMOSIS D. FACILITATED DIFFUSION (with carrier proteins) E. ION CHANNELS F. DIFFUSION G. Na+ - K+ PUMP H. PROTON PUMP H+ ions Large molecules & whole cells _______ Small molecules & fluids _______ Ions like Ca++, Cl- ,Na+ and K+ ___________ Only Na+ and K+ ions _______ glucose * * * * * * * * * * * * USE THE LETTERS FROM THE PICTURES TO ANSWER THE QUESTIONS: The black dots in the diagrams represent dissolved molecules (solutes) A Which diagram: ______ Shows a cell in ISOTONIC conditions ______ Shows a cell in HYPERTONIC conditions ______ Shows a cell in HYPOTONIC conditions ______ Represents a fish in salty water ______ Shows a cell that will stay the same size ______ Represents an egg in distilled water B * C * *