Each stoma is surrounded by
passage cells
guard cells
parenchyma cells
Lenticels
Additional Questions
|
Transpiration increases by ________. |
Answer |
|
Osmosis is intimately connected with ______ membrane. |
Answer |
|
Root pressure is maximum when |
Answer |
|
Which of the following force is responsible for raising water up to 100 m of tall plants? |
Answer |
|
Turgidity of the cells is maintained by |
Answer |
|
The amount of water held by the soil after drainage is known as |
Answer |
|
Wilting of a plant results from excessive |
Answer |
|
The rupture and fractionation do not usually occur in the water column in vessel/ tracheids during the ascent of sap because of: |
Answer |
|
The carbohydrates synthesized in the leaves are transported through sieve tubes most commonly in the form of |
Answer |
|
According to Steward`s starch hydrolysis theory, which one of the following is the principal reason for the opening of stomata during daytime? |
Answer |