Which of the following plants are all roots?
Podostemon
Lemna
Wolffia
Utricularia
A.
Podostemon
Podostemon is a thalloid of assimilatory roots clinging to nodes by hyptera. Short living shoots grow from this root.
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
Define the following terms:
epipetalous stamen
Mock Test Series
