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- 1. Multiple Choice
Movement of substances from a region of higher concentration to a region of lower concentration is known as ________________________
Diffusion
Active transport
Phagocytosis
- 2. Multiple ChoiceWhich is true about active transport?It requires energyit does not require energyIt moves substances down the concentration gradientit moves material from high to low concentration
- 3. Multiple ChoiceWhich of the following substances passes through the plasma membrane through the process of osmosis?glucosewaterproteinsodium
- 4. Multiple ChoiceWhich process uses proteins to move molecules against a concentration gradient?active transportendocytosispassive transportphagocytosis
- 5. Multiple ChoiceWhen cells form a vesicle to release materials, which form of transport is occurring?EndocytosisExocytosisFacilitated DiffusionOsmosis
- 6. Multiple Choice
The sodium-potassium pump requires energy to move ions across the cell membrane against their concentration gradient so it is a type of.....
active transport
osmosis
diffusion
facilitated diffusion
- 7. Multiple Choice
The picture is an example of _________________.
osmosis
facilitated diffusion
diffusion
active transport
- 8. Multiple Choice
Some molecules need the help of membrane proteins to move molecules from areas of high concentration to areas of low concentration.
active transport
facilitated diffusion
diffusion
osmosis
- 9. Multiple Choice
Energy for active transport comes from the cells
Golgi complex
mitochondria
nucleus
lysosome
- 10. Multiple Choice
All of the following are types of passive transport except
facilitated diffusion
simple diffusion
osmosis
endocytosis
- 11. Multiple Choice
The process that moves oxygen across the cell membrane into the cell is called.....
diffusion
osmosis
active transport
phagocytosis
- 12. Multiple ChoiceT/F: Both pinocytosis and phagocytosis are example of endocytosis.TrueFalse
- 13. Multiple ChoiceThe photo is an illustration of which process?endocytosisexocytosisfacilitated transportactive transport
- 14. Multiple ChoiceThese structures use ATP to move sodium and potassium ions across the cell membrane.CholesterolChannel proteinsCarrier proteinsIon pumps
- 15. Multiple Choice
Active Transport __________ require energy and uses the help of __________.
does, protein pumps
does, cytoplasm
does not, transport proteins
does not, sodium pumps
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