Thorns, spines and prickles work as _____ in plants.
Respiratory organs
Excretory organs
Organs of offense
Defensive organs
A dicotyledenous plant showing parallel venation is
A leaf is identified from
Structure of leaf which provide channels of transport for water, minerals and food materials is called
Unicostate venation is called as
In a plant, the peduncle is elongated and it bears pedicillate flowers. The older flowers lie towards the base and the younger ones near the apex. The growth of the peduncle continues and more flowers are added. The inflorescence is