Commercial cork is obtained from
Flax
Juglans regia
Hevea brassiliansis
Quercus suber
D.
Quercus suber
The 'cork' of commerce is obtained from Quercus suber. The first formed periderm, called virgin cork is removed when the tree is just 20 years old.
Define the following terms:
(a) aestivation
Define the following terms:
(c) placentation
Define the following terms:
(c) actinomorphic
Define the following terms:
(d) zygomorphic
Define the following terms:
(e) superior ovary
Define the following terms:
perigynous flower
Define the following terms:
epipetalous stamen
Define the following terms:
(a) Racemose and cymose inflorescence
Define the following terms:
(b) Fibrous root and adventitious root
Define the following terms:
(c) Apocarpous and syncarpous ovary
Mock Test Series
