In monocotyledonous seeds the outer covering of endosperm separates the embryo by a proteinous layer called as:
1. Aleurone
2. Scutellum
3. Testa
4. Tegmen
Which of the following is not a floral character of the family Fabaceae?
1. Calyx - Sepals five, gamosepalous; imbricate aestivation
2. Corolla - Petals five, polypetalous; vexillary aestivation
3. Andreoecium - Ten, diadelphous, anther dithecous
4. Gynoecium - Ovary inferior, bicarpellary, unilocular with many ovules
In marginal placentation, the placenta forms a ridge along the:
1. Ventral suture of the ovary
2. Dorsal suture of the ovary
3. Anterior suture of the ovary
4. Posterior suture of the ovary
A lateral branch with short internodes and each node bearing a rosette of leaves and a tuft of roots is found in:
1. Chrysanthemum
2. Pistia
3. Jasmine
4. Pineapple
Zygomorphic flower is not found in:
1. Cassia
2. Canna
3. Gulmohur
4. Bean
The following diagram can represent the position of the ovary in:
1. Brinjal
2. Guava
3. Rose
4. Mustard
Ovary is one-chambered but becomes two-chambered due to the formation of the false septum in:
1. Argemone
2. Salvia
3. Cassia
4. Primrose
Which of the following is not a correct floral character of the members of family Solanaceae?
1. Flower : Zygomorphic
2. Calyx : Valvate aestivation
3. Stamens : Epipetalous
4. Fruit : Berry or capsule
Pneumatophores are seen in:
1. Rhizophora
2. Banyan tree
3. Carrot
4. Turnip
When a shoot tip transforms into a flower,
1. It is always solitary
2. The flower is always short-lived
3. It is never solitary
4. The flower is always long-lived