Stem cuttings are commonly used for the proprogation of
banana
rose
mango
cotton
B.
rose
Stem cuttings are used in Citrus, Cocoa. Rooting of stem cuttings is hastened by dipping in NAA or IBA.
Grafting is usually done in case of mango.
Rhizomes take part in vegetative propogation due to presence of buds, eg, banana, ginger.
What is meant by modification of root? What type of modification of root is found in the:
(a) Banyan tree
(b) Turnip
(c) Mangrove trees
Justify the following statements on the basis of external features:
(i) Underground parts of a plant are not always roots.
(ii) Flower is a modified shoot.
How is a pinnately compound leaf different from a palmately compound leaf?
Explain with suitable examples the different types of phyllotaxy.
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
Mock Test Series
