MCQ
A coelom is a
- ✓Cavity between body well and gut wall
- BBody cavity lined by ectoderm
- CBody cavity not lined by mesoderm
- DBody cavity lined by endoderm
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| Column $-I$ (Classes) |
Column $-II$ (Examples) |
||
| $A$ | Psilotopsida | $I$ | Dryopteris, Pteris, Adiantum |
| $B$ | Lycopsida | $II$ | Equisetum |
| $C$ | Sphenopsida | $III$ | Selaginella |
| $D$ | Pteropsida | $IV$ | Lycopodium |
| $V$ | Psilotum |
$1 -$ It is suicidal bag
$2-$ it posses one layer
$3 -$ It is self replicating organell.
$4 -$ It contains hydrolase type of digestive enzymes.
$5 -$ It always seen near the nucleus
$6 -$ It plays an important role in phagocytosis and pinocytosis
$7-$ It is in animal cell and also in plant cell.