Q. In the life cycle of mosses, the gametophyte has two stages (A and B). These stages can be called

A) A-Protonema; B-Leafy stage
B) A-Protonema; B-Sporogonium
C) A-Sporophyte; B-Gametophyte
D) A-Zygote; B-Spore mother cell
Explanation

The predominant stage of the life cycle of a moss is the gametophyte, which consists of two stages. The first stage is protonema stage, which develops directly from a spore. The second stage is the leafy stage which develops from the secondary protonema as a lateral bud. They consist of upright slender axe bearing spirally arranged leaves. They are attached to the soil through multicellular and branched rhizoids. This stage bears the sex organs

Dr. Abubacker
Reviewed by Dr. Abubacker

Physics Educator & NEET/JEE Specialist

Ph.D. in Physics with 19+ years of teaching experience.

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