Q. Given below are the stages in the life cycle of pteridophytes. Arrange the following stages in the correct sequence. A. Prothallus stage B. Meiosis in spore mother cells C. Fertilisation D. Formation of archegonia and antheridia in gametophyte. E. Transfer of antherozoids to the archegonia in presence of water. Choose the correct answer from the options given below:
A) B, A, D, E, C
B) B, A, E, C, D
C) D, E, C, A, B
D) E, D, C, B, A
Explanation
[Solution by Claude - not from source] Meiosis in spore mother cells gives spores, which grow into the prothallus. It forms archegonia and antheridia; antherozoids are transferred in water, then fertilisation. Sequence B, A, D, E, C. Answer (1).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.