MCQ
In angiosperm, archesporium gives rise to:
- AWall of anther
- BWall of sporangium
- CBoth wall of sporangium and sporogenous cells
- DTapetum and sporogenous cells
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
|
Column-$I$ (Characters/features) |
Column-$II$ (Examples) |
| $A$. Red dinoflagellates | $I$. Rhizopus |
| $B$. Unicellular fungi | $II$. Gonyaulax |
| $C$. Source of antibiotics |
$III$. Yeast |
| $D$. Bread mould | $IV$. Penicillium |
| List $- I$ | List $- II$ |
| $(a)$ $S$ phase | $(i)$ Proteins are synthesized |
| $(b)$ $G_2$ phase | $(ii)$ Inactive phase |
| $(c)$ Quiescent stage | $(iii)$ Interval between mitosis and initiation of $DNA$ replication |
| $(d)$ $\mathrm{G}_{1}$ phase | $(iv)$ $DNA$ replication |
Choose the correct answer from the options given below.
$(a) -(b) -(c)- (d)$
In prokaryotic cell internal extension structure called mesosome.