Leaf Venation

Q.

Venation is the term used to describe the pattern of arrangement of

1. floral organs

2. flowers in an inflorescence

3. veins and vienlets in a lamina

4. sepals or petals in a flower

Q. All plants have similar arrangement of veins in their leaves.

1. True
2. False

Q.

Multicostate parallel venation of leaf is found in

1. grass, palm

2. Dalbergia

3. Argemone

4. Mangifera

Q.

Parallel venation is found in:

1. None of these

2. Monocots

3. Dicot stem

4. Dicot root

Q.

Which of the following feature distinguish a monocot from a dicot plant?

1. Phyllotaxy

2. Vernation

3. Venation

4. Aestivation

Q. Plants with parallel venation have fibrous roots with minimal branching.

1. False
2. True

Q. Plants with reticulate venation have tap root system.

1. False
2. True

Q. In venation, the leaves have mesh like network of veins covering the whole leaf.

1. meshed
2. crossed
3. parallel
4. reticulate

Q. Which part of the leaf has to be observed to know the type of venation?

1. Petiole
2. Lamina
3. Leaf base
4. Stipules

Q. Veins running parallel to each other in leaf blade is characteristic feature of

1. monocots
2. dicots
3. both monocots and dicots
4. all angiosperms