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Statement-1 : When a cell is placed in h...

Statement-1 : When a cell is placed in hypertonic solution, it shrinks.
Statement : 2 Reverse osmosis is used for desalination of water.

A

Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1

B

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1

C

Statement-1 is True, Statement-2 is False.

D

Statement-1 is False, Statement-2 is True.

Text Solution

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The correct Answer is:
### Step-by-Step Solution: **Step 1: Understanding the First Statement** - The first statement is: "When a cell is placed in hypertonic solution, it shrinks." - A hypertonic solution is one that has a higher concentration of solutes compared to the inside of the cell. This means that the outside solution has less water relative to the solute concentration. **Step 2: Analyzing the Effect on the Cell** - When a cell is placed in a hypertonic solution, water moves out of the cell to balance the concentration of solutes on both sides of the cell membrane. - As water leaves the cell, the cell loses volume and ultimately shrinks. **Conclusion for Statement 1:** - Therefore, the first statement is correct: a cell does shrink when placed in a hypertonic solution. --- **Step 3: Understanding the Second Statement** - The second statement is: "Reverse osmosis is used for desalination of water." - Reverse osmosis is a water purification process that uses a semi-permeable membrane to remove ions, unwanted molecules, and larger particles from drinking water. **Step 4: Relating Reverse Osmosis to Desalination** - Desalination is the process of removing dissolved salts and minerals from water. - In reverse osmosis, saline water is pushed through a semi-permeable membrane, allowing only water molecules to pass through while leaving salts and impurities behind. **Conclusion for Statement 2:** - Thus, the second statement is also correct: reverse osmosis is indeed used for desalination of water. --- **Final Conclusion:** - Both statements are true: - Statement 1: True (A cell shrinks in a hypertonic solution). - Statement 2: True (Reverse osmosis is used for desalination). - However, the two statements are not directly related to each other.

### Step-by-Step Solution: **Step 1: Understanding the First Statement** - The first statement is: "When a cell is placed in hypertonic solution, it shrinks." - A hypertonic solution is one that has a higher concentration of solutes compared to the inside of the cell. This means that the outside solution has less water relative to the solute concentration. **Step 2: Analyzing the Effect on the Cell** - When a cell is placed in a hypertonic solution, water moves out of the cell to balance the concentration of solutes on both sides of the cell membrane. ...
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