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Endocytosis is a type of bulk transport that takes place in a cell.

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Important Questions on Cell Biology

EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
Which of the following processes involves energy?
MEDIUM
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
In active transport, carrier proteins are sensitive to inhibitors that react with:
EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
Active absorption needs _____ in the form of ATP.
EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
The cell becomes turgid in solution which is:
MEDIUM
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
Which method of transport in the plasma membrane does not require carrier molecule?
MEDIUM
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
Without any qualitative test outside the Visking tubing, to investigate the diffusion of starch through a membrane following things can be used:
HARD
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells

Which among the following statements is correct?
i. The apoplast is the fastest and operates in the nonliving part.
ii. The transmembrane route includes a vacuole.
iii. Symplast interconnects the nearby cell through plasmodesmata.
iv. Symplast and transmembrane routes are in the living part of the cell.

EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells

_____ is the inflow of water molecules from an external solution into a cell.

MEDIUM
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
Active transport
EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
_____ - Danielli Model was the first model on plasma membrane of the cell.
EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
Dye injected into a plant cell might be able to enter an adjacent cell through
MEDIUM
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
Living cells placed in isotonic solution (0.9% saline) retain their size and shape. This is based on the concept of
MEDIUM
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
Which of the following cell organelles are bounded by a single unit membrane?
MEDIUM
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
An example of selectively permeable membrane is
 
EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
The relative concentration of the solution that determines the direction and extent of diffusion is called _____.
MEDIUM
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
Identify the correct statements from the options regarding the useful examples of diffusion every day:
EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells

Fill in the blanks :

_____ occurs through a semipermeable membrane.

EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
A plasmolysed protoplasm swells when it is placed in_____water.
EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
The _____ is the membrane protein attached permanently to the biological protein.
EASY
Biology>Cell : The Structural Unit>Cell Biology>Ultrastructure of Cells
Many molecules can move briefly across the membrane without any requirement of energy and special membrane proteins. This is called _____.