Aerenchyma & Prosenchyma

Q. Describe the internal structure of a dorsi-ventral leaf with the help of labelled diagram.

Q. The tissue that is most abundant in hydrophytes is

1. chlorenchyma
2. aerenchyma
3. spongy parenchyma
4. collenchyma

Q.

__ are an modification to parenchyma that helps in storing air

Q.

Read the following statements I and II.

I. Many organs of aquatic plants float in water.

II. Large air gaps are present in the collenchyma tissues of lotus leaf.

1. Statement I is correct and II is incorrect

2. Statement II is correct and I is incorect

3. Statement I and II are correct

4. Statement I and II are incorrect

Q. What is plectenchyma. Define it briefly

Q.

__ are an modification to parenchyma that helps in storing air.

Q. is a type of parenchymatous cell that has a modification which helps in storing air.

1. Prosenchyma
2. Sclerenchyma
3. Collenchyma
4. Aerenchyma

Q. The tissue most abundant in Hydrilla is

1. Aerenchyma
2. Collenchyma
3. Phloem
4. Sclerenchyma