Which one of the following is a monocarpic tree?
Borassusflabellifer
Coryphaumbraculifera
Phoenix dactylifera
Elaeisguineensis
In which of the following plants, cotyledons form the first pair of leaves
Dispersal of fruits in Opium $(poppy)$ occurs through shaking by wind by
Horizontal branched rhizome is called straggling rhizome. It can be monopodial or sympodial. Monopodial rhizome is found in
The layer which separates velamen (A spongy tissue in epiphytic roots of some orchids for absorption of atmospheric moisture) from cortex is called
Oblique septum and swollen placenta is characteristic feature of