Vexillary aestivation is characteristic of the family
1. Fabaceae
2. Asteraceae
3. Solanaceae
4. Brassicaceae

Which one of the following organism is correctly matched with its three characteristics?
1. Pea : C₃ pathway, Endospermic seed, Vexillary aestivation
2. Tomato : Twisted aestivation, Axile placentation, Berry
3. Onion : Bulb, Imbricate aestivation, Axile placentation
4. Maize : C₃ pathway, Closed vascular bundles, Scutellum

Among Bitter Gourd, Mustard, Brinjal, Pumpkin, China Rose, Lupin, Cucumber, Sunhemp, Gram, Guava, Bean, Chilli, Plum, Petunia, Tomato, Rose, Withania, Potato, Onion, Aloe and Tulip, how many plants have hypogynous flower?

In china rose, the flowers are :
1. Actinomorphic, epigynous with valvate aestivation
2. Zygomorphic, hypogynous with imbricate aestivation
3. Zygomorphic, epigynous with twisted aestivation
4. Actinomorphic, hypogynous with twisted aestivation

When the margins of sepals or petals overlap one another without any particular direction, the condition is termed as
1. Vexillary
2. Imbricate
3. Twisted
4. Valvate

Keel is the characteristic feature of flower of :
1. Indigofera
2. Aloe
3. Tomato
4. Tulip

Perigynous flowers are found in :
1. Cucumber
2. China rose
3. Rose
4. Guava

Among china rose, mustard, brinjal, potato, guava, cucumber, onion and tulip, how many plants have superior ovary?
1. Six
2. Three
3. Four
4. Five

Flowers are unisexual in:
1. Cucumber
2. China rose
3. Onion
4. Pea

Axile placentation is present in
1. Lemon
2. Pea
3. Argemone
4. Dianthus