Cotyledon of maize grain is called
coleorhiza
caleoptile
scutellum
plumule
C.
scutellum
Large, shield-shaped cotyledon of a grass family is called scutellum.
Coleorhiza is a sheath protecting the root germinating grass.
Coleoptile is a sheath covering emerging shoot. Plumule is a rudimentary shoot of an embryo plant.
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
