Both, autogamy and geitonogamy are prevented in:
1. Papaya
2. Cucumber
3. Castor
4. Maize
The gynoecium consists of many free pistils in flowers of:
1. Aloe
2. Tomato
3. Papaver
4. Michelia
Even in the absence of pollinating agents, seed-setting is assured in:
1. Commelina
2. Zostera
3. Salvia
4. Fig
The coconut water and the edible part of coconut are equivalent to:
1. Endosperm
2. Endocarp
3. Mesocarp
4. Embryo
1. egg
2. synergid
3. zygote
4. suspensor
Apomictic embryos in Citrus arise from:
1. synergids
2. maternal sporophytic tissue in ovule
3. antipodal cells
4. diploid egg
1. Gossypium
2. Triticum
3. Brassia
4. Citrus