Question

Under natural conditions the osmotic pressure is

A. More than turgor pressure  
B. Less than turgor pressure
C. Equal to turgor pressure
D. Zero
Answer :   More than turgor pressure

Releted MCQ Question on
Botany >> Transport in Plants

Releted Question 1

The process responsible for facilitating loss of water in liquid form from the tip of grass blades at night and in early morning is

A. Root pressure
B. Imbibition
C. Plasmolysis
D. Transpiration
Releted Question 2

Which of the following is not a feature of active transport of solutes in plants ?

A. Requires ATP
B. Occurs against concentration gradient
C. Non-selective
D. Occurs through membranes
Releted Question 3

What will be the direction of flow of water when a plant cell is placed in a hypotonic solution ?

A. No flow of water in any direction
B. Water will flow in both directions
C. Water will flow out of the cell
D. Water will flow into the cell
Releted Question 4

The main difference between active and passive transport across cell membrane is :

A. active transport occurs more rapidly than passive transport
B. passive transport is non-selective whereas active transport is selective
C. passive transport requires a concentration gradient across a biological membrane whereas active transport requires energy to move solutes
D. passive transport is confined to anionic carrier proteins whereas active transport is confined to cationic channel proteins

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Transport in Plants


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