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Question

The barrier between protoplasm and other environment in a plant cell is

A
Cell wall
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B
Nuclear membrane
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C
Tonoplast
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D
Plasma membrane
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Solution

The correct options are
A Plasma membrane
B Cell wall
In the plant cell, plasma membrane and cell wall both are present, both act as a barrier between protoplasm and the outer environment.
Nuclear membrane act as a barrier between nucleoplasm and cytoplasm.
Tonoplast is the membrane of the vacuole and acts as the barrier between the vacuole sap and the protoplasm of the cell. In animal cell plasma membrane act as the barrier between protoplasm and the environment. Because animal cell lack the cell wall.
So, the correct answer is ' Cell wall & plasma membrane '

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