Plant Kingdom Question 413
Question: Selaginella differs from Pteris (fern) in which of the following character [DPMT 1975; AFMC 1978, 84; AIIMS 1992; CMC Vellore 1993]
Options:
A) Absence of seed
B) Absence of vessels in xylem
C) Need water for fertilization
D) Heterosporous condition
Show Answer
Answer:
Correct Answer: D
Solution:
Heterosporous condition (Produce of two kind of spores i.e., Megaspore and microspore) found in selaginella and Homosporous conditions (Produce one kid of spore) found in pteris (fern).