A. First ring
B. Second ring
C. Third ring
D. Fourth ring
Bryophytes
The four rectangular cells divide by periclinal wall to produce following__________?
A. Apical cell
B. Annulus
C. Endothecium
D. Porella
In theca lower two layers of cells are thin walled they form following__________?
A. Operculum
B. Annulus
C. Hydroids
D. Porella
Operculum thin cells covered by layered following __________?
A. Epidermis
B. Endosporium
C. Endodermis
D. Exosporium
The region of capsule above the theca consists of layers of epidermal cells _________?
A. 3 to 5
B. 4 to 5
C. 6 to 7
D. 7 to 8
Which of the following thing connect the capsule to the wall of spore sac is called __________?
A. Spore sac
B. Porella
C. Trabeculae
D. Columella
In apophysis beneath which spongy layer present___________?
A. Photosynthetic
B. Cell membrane
C. Plasma
D. Nucleus
The apical part of the capsule is covered with remains of following__________?
A. Ruptured calyptra
B. Archigonia
C. Capsule
D. Flagella
The spore sac in theca contain following cells _________?
A. Mother cells
B. Father cell
C. Sister cell
D. Brother cell
Operculum have thin walled cells following_________?
A. 2 to 3 cells
B. 4 to 5 cells
C. 3 to 4 cells
D. 6 to 7 cells