Active Transport Worksheet
Grade 10 Science worksheet focusing on the principles and mechanisms of active transport in biological systems.
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Active Transport Worksheet
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Read each question carefully and answer to the best of your ability. Show all your work for calculations.
1. Which of the following is a key characteristic of active transport?
Movement of molecules down a concentration gradient
Does not require energy
Requires metabolic energy (ATP)
Occurs through facilitated diffusion
2. The sodium-potassium pump is an example of:
Simple diffusion
Osmosis
Secondary active transport
Primary active transport
3. Active transport moves molecules from an area of concentration to an area of concentration.
4. The energy for active transport is primarily supplied by .
5. A protein that uses ATP to move ions across a membrane is called an pump.
6. Active transport can occur without the involvement of membrane proteins.
True
False
7. Both primary and secondary active transport directly use ATP as an energy source.
True
False
8. Briefly explain the difference between primary active transport and secondary active transport.
9. Describe one biological process where active transport is essential.
Use the words below to complete the sentences.
10. Active transport moves substances their .
11. This process requires energy, often in the form of .
12. Specific membrane are necessary for active transport to occur.