Quiz
Cell Membrane and Transport Practice Test
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Perguntas do quiz (33)
1Diffusion is the movement of molecules from
- Aan area of low concentration to an area of high concentration
- Ban area of high concentration to an area of low concentration
- Can isotonic solution to a hypotonic solution
- Dan area of equilibrium to an area of high concentration
2When a plant cell is placed in a saltwater solution, the cell is affected and changes size. What part of the cell will be UNAFFECTED?
- Athe cytoplasm
- Bthe vacuole
- Cthe cell membrane
- Dthe cell wall
3Which method of transport moves substances in or out of the cell that REQUIRES ENERGY?
- Aosmosis
- Bdiffusion
- Cfacilitated diffusion
- Dactive transport
4The diffusion of WATER across a selectively permeable membrane is called
- Afacilitated diffusion
- Bosmosis
- Cequilibrium
- Dactive transport
5The only DIFFERENCE between diffusion and facilitated diffusion is
- Afacilitated diffusion requires energy
- Bdiffusion requires energy
- Cfacilitated diffusion uses protein channels to move substances in or out of the cell
- Dfacilitated diffusion is the moves substances from an area of low concentration to an area of high concentration
6After eating a salty snack like potato chips, the cells in your mouth become saturated with salt. What happens to the cells in your mouth as they react to the ELEVATED salt environment?
- Asalt moves out of the cell causing them to shrink
- Bwater moves into the cell causing them to burst
- Cwater moves out of the cell causing them to shrink
- Dsalt moves into the cell causing them to burst
7A solution in which the salt concentration is LOWER than the salt concentration inside the cell is called
- Aan isotonic solution
- Ba hypotonic solution
- Ca hypertonic solution
8Which of the following is a function of the cell membrane?
- Astores water, salt, proteins, and carbohydrates
- Bkeeps the cell wall in place
- Cregulates which materials enter and leave the cell
- Dbreaks down lipids, carbohydrates, and proteins from foods
9A plant cell is placed in a HYPERTONIC solution, what will most likely happen to the cell?
- Asalt moves out of the cell causing it to shrink
- Bsalt moves into the cell causing it to burst
- Cwater moves into the cell causing it to burst.
- Dwater moves out of the cell causing it to shrink.
10When a cell needs to get rid of waste products and push them OUT OF THE CELL, which term best describe the process by which cells release substances from the cell?
- Aexocytosis
- Bpinocytosis
- Cendocytosis
- Dphagocytosis
11When the concentration of molecules on both sides of a membrane is the SAME, the solution
- Ais hypotonic.
- Bis hypertonic.
- Chas reached an equilibrium
- Dmoves from an area of higher concentration to an area of lower concentration.
12A solution in which the salt concentration is HIGHER outside the cell than the salt concentration inside the cell is called
- Aan isotonic solution.
- Ba hypertonic solution.
- Ca hypotonic solution.
13If a large cell consumes or EATS another smaller cell, say a tiny bacterium, which term best describe the process by which cells eat or consume?
- Aphagocytosis
- Bexocytosis
- Cendocytosis
- Dpinocytosis
14The STRUCTURE of the cell membrane is best described as
- Aan impenetrable barrier.
- Ba rigid, strong layer protecting the cell.
- Ca lipid bilayer.
- Da single lipid layer.
15Cells occasionally need to take in or drink large amounts of water, which term best describe the process by which cells DRINK or take in packets of water?
- Aendocytosis
- Bpinocytosis
- Cphagocytosis
- Dexocytosis
16In the given scenario what will happen to the organism: Salt is poured onto a slug.
- Awater will move into the slug cells and the cells will swell
- Bwater will move out of the slug cells and the cells will swell
- Cwater will move out of the slug cells and the cells will shrink
17In the given scenario what will happen? An egg is placed in pure water for 48 hours.
- Athe egg will lose water and shrink
- Bthe egg will gain water and swell
- Cwater will move in and out of the cell equally, and the cell with neither shrink nor swell
18Movement of molecules against a concentration gradient.
- Asimple diffusion
- Bactive transport
- Cfacilitated diffusion
- Dosmosis
19What is the definition of selective permeability?
- Athe movement of molecules from an area of high concentration to an area of low concentration
- Bthe ability of the cell membrane to allow some things to pass through while preventing other things from passing through
- Cthe movement of materials across the cell membrane that requires no energy from the cell
- Dthe movement of materials through the cell membrane
20A cell membrane is a thin layer of lipids and
- Acarbohydrates
- Bproteins
- Ccholesterol
- Dchitin
21There will be no net movement of the water when a cell is placed in which solution?
- Aisotonic
- Bhypotonic
- Chypertonic
- Dsalt water
22The concentration of water is higher in the soil than in plant root cells. Water moves into root cells of a plant by
- Afacilitated diffusion
- Bsimple diffusion
- Cactive transport
- Dosmosis
23Phospholipid tails are
- Ahydrophilic, nonpolar
- Bhydrophobic, nonpolar
- Chydrophobic, polar
- Dhydrophilic, polar
24When looking at the cell membrane, where are the lipid tails located?
- AInner part of the bilayer
- BAt the end of the bilayer
- COuter part of the bilayer
- DGoes through each end of the bilayer
25Which of the following is responsible for getting complex (large) molecules across the cell membrane?
- Alipids
- Bproteins
- Ccarbs
- Dnucleic acids
26A cell will _____________________ in a hypertonic solution.
- Aswell
- Bshrink
- Cwill explode
- Dwill not change
27A cell will __________________ in a hypotonic solution.
- Aswell and perhaps burst (lyse)
- Bshrink
- Cthe size of the cell will not change
- Dthe size of the cell will change from large to small and from small to large
28The movement of water across a selectively permeable membrane without the use of any energy is called
- Aendocytosis
- Bactive transport
- Cdiffusion
- Dosmosis
29A person should never drink salty water because their cells would
- Ashrink
- Bexpand
30A person would never have pure water put into their veins in a hospital because their cells would...
- Ashrink/dehydrate
- Bexpand/lyse
31Keeps the fatty acid tails inside the nucleus from sticking together. It allows the cell membrane to be flexible.
- Alipids
- Bcholesterol
- Cproteins
- Dcarbohydrate chains
32These are found on the extracellular side of the cell membrane. They deal with cell recognition.
- Acarbohydrate chains
- Bproteins
- Clipids
- Dcholesterol
33Label the following parts of the cell membrane.
- APhospholipid
- BPhosphate Head
- CFatty Acid Tails
- DCholesterol
- EPeripheral Protein
- FIntegral Protein
- GCarbohydrate Chain
- HGlycoprotein
- IGlycolipid
- JLipid Bilayer
Informações
- Descrição
- 9th grade Biology Quiz sobre Cell Membrane and Transport Practice Test, criado por Jessica Dewald em 02-12-2018.
- Autor
- Jessica Dewald
- Idioma
- English
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