Plant Kingdom Question 52
Question: The ferns in which the entire sporangium develops from a single superficial cell of the sporophyll are known as [MP PMT 1986]
Options:
A) Leptosporangiate
B) Eusporangiate
C) Unisporangiate
D) Mesosporangiate
Show Answer
Answer:
Correct Answer: A
Solution:
Such a sporangium arises from a single super ficial initial.
It divides periclinally into outer and inner components.
While the inner cell forms the stalk, the outer gives rise to sporangium proper.
In Marattia alata, the sporangia in a sorus may fuse to form a synanjoi.
BETA
