MCQ
Which of the following is incorrectly matched?
- AExplant - Excised plant part used for callus formation
- ✓Cytokinins - Root initiation in callus
- CSomatic embryo- Embryo produced from a vegetative cell
- DAnther culture-Haploid plants
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| Column - I | Column - II |
| A. Centromere splits and chromatids separate apart | I. Zygotene |
| B. Pairing between homologous chromosomes takes place | II. Point of attachment between homologous chromosome |
| C. Chiasmata | III. Nuclear protein complex that helps in adherence of sister chromatids and then homologous chromosomes. |
| D. Synaptonemal complex | IV. Anaphase |
| A | B | C | D | |
| (a) | III | I | II | IV |
| (b) | I | IV | III | II |
| (c) | IV | I | II | III |
| (d) | II | III | IV | I |
$I.$ Burning of wood
$II.$ Volcanic activity
$III.$ Combustion of organic matter
$IV.$ Fossil fuels
Choose the correct option