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Q 1/14
Score 0
Plant roots use root hair for to absorb water and minerals. Explain the process when root hairs have absorbed an abundance of minerals.
120
Through the process of osmosis, the root hair will absorb more water
Through the process of diffusion, the root hair will absorb more minerals
Through the process of diffusion, the root hair will absorb less minerals
Through the process of osmosis, the root hair will absorb less water
Q 2/14
Score 0
Which of these processes makes it possible for cells to take in water?
120
A. osmosis
B. mitosis
C. photosynthesis
D. respiration
14 questions
Q.
Plant roots use root hair for to absorb water and minerals. Explain the process when root hairs have absorbed an abundance of minerals.
1
120 sec
Q.
Which of these processes makes it possible for cells to take in water?
2
120 sec
Q.
18. A root tip cell is placed in a 8% saline solution. The cell begins to swell. What is a possible concentration of the cell’s cytoplasm?
3
120 sec
Q.
19. Phytoplankton is a photosynthetic aquatic cell found in salt water conditions (ocean). If the cell's cytoplasm consists of a 3% solution and the salinity of the water is 4% saline solution, What concentration would allow the cell to maintain homeostasis?
4
120 sec
Q.
15. A root tip cell is placed in a 12% saline solution. The cell begins to shrivel. What it is a possible concentration of the cell cytoplasm?
5
120 sec
Q.
If a solution contains 30% ions and a cell has 25% what would you except to see happen if you put the cell into the solution?
6
120 sec
Q.
11. Why does an animal cell swell and burst when placed in distilled water?
7
120 sec
Q.
This diagram shows three different ways molecules can move from one side of a cell membrane to the other.
Which movement(s) of molecules across the cell membrane is active transport?
8
120 sec
Q.
26. An elodea plant is an aquatic and found in mostly freshwater conditions. If the cell's cytoplasm consists of a 2% solution, what conditions does the freshwater need to be in order for the cell to maintain homeostasis?
9
120 sec
Q.
7. Which would be the best evidence that a cell is undergoing active transport across a cell membrane?
10
120 sec
Q.
A cell contains cytoplasm with a 25% concentration of solute. The cell is placed into a beaker with 75% concentration of solute. What will happen and why?
11
120 sec
Q.
23. Suppose the cell below were placed into a 90% sugar
solution. The interior of the cell contains a 25% sugar
solution. Which will happen to the cell over time?
12
120 sec
Q.
25. A cell that is made up of 15% NaCl is placed into a beaker that has a solution made up of 45% NaCl. What happens to the cell?
13
120 sec
Q.
5. Beaker X contains 30% solute in solution and a cell with 25% sugar. Beaker Y contains no solutes (distilled) also with a cell with 25% sugar. Explain the out come when comparing beakers X and Y.
