MCQ
What is incorrect for vessel ?
- ALignified wall is present.
- BCylindrical tube like structure.
- ✓Presence of protoplasm.
- DPossess a large central cavity.
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| Column $I$ | Column $II$ |
| $A .$ Diakinesis | $1.$ Crossing over takes place |
| $B.$ Pachytene | $2 .$ Terminalisation of chiasmata |
| $C .$ Zygotene | $3 .$ Chromosomes align at equatorial place |
| $D .$ Metaphase | $4 .$ Pairing of homologous chromosomes |
Codes
$A \quad B \quad C \quad D$
$I.$ cotton $II.$ coriander
$III.$ Larkspur
Select the right option
$I.$ sponges $II.$ Coelenterates $III.$ Flatworms
Select the correct option to complete the given statement
| Gland | Secretion | Effect on body |
| $A$ | Estrogen | Maintenance of secondary sexual characters |
| Alpha cells of Islets of Langerhans | $B$ | Raises blood sugar level |
| Anterior pituitary | $C$ | Over secretion leads to gigantism |