Plant-Kingdom Question 725
Question: Which of the following statements is/are correct?
(i) In Equisetum, the female gametophyte is retained on the parent sporophyte. (ii) In Ginkgo, male gametophyte is not independent. (iii) The sporophyte in Riccia is more developed than that in Polytrichum. (iv) Sexual reproduction in Volvox is isogamous.
Options:
A) Two
B) Three
C) Four
D) One
Show Answer
Answer:
Correct Answer: A
Solution:
[a] Statement (i) and (ii) are correct.
Riccia is liverwort in which simplest sporophyte consists of capsule only while Polytrichum is moss in which sporophyte consists of foot, seta & capsule.
Volvox is a fresh water green colonial alga.
Reproduction is both sexual and asexual in Volvox.
Sexual reproduction is of oogamous type.
BETA
