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TRANSPORT IN PLANTS
Question 31 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Transpiration is helpful to plants in ..... [AFMC 1994]
Cooling | |
Loss of excess nutrients | |
Upward conduction/ascent of sap | |
Loss of excess water |
Question 32 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Cell wall shows ..... [Manipur 2007]
Semi-permeability | |
Differential permeability | |
Complete permeability | |
Impermeability |
Question 33 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Rate of transpiration higher than rate of water absorption shall cause ..... [JIPMER 2003]
Respiration | |
Guttation | |
Photosynthesis | |
Transpiration |
Question 34 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
Water lost through transpiration is ..... [KCET 2002]
Pure water | |
Rich in organic solutes | |
Rich in dissolved salts | |
All the above |
Question 35 [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER] |
A cell when dipped in 0.5M sucrose solution has no effect but when the same cell is dipped in 0.5 M NaCl solution, it will ..... [AFMC 2005]
Increase in size | |
Decrease in size | |
Becomes turgid | |
Gets plasmolysed |
There are 35 questions to complete.