MCQ
Natural system of classification is based on
- AMorphology
- BPhylogeny
- ✓Morphology and affinities
- DOntogeny
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Here $A$ and $B$ refer to
| $List-I$ | $List - II$ |
| $(a)$ Spirogyra | $(i)$ Dominant diploid sporophyte vascular plant, with highly reduced male or female gametophyte |
| $(b)$ Fern | $(ii)$ Dominant haploid free-living gametophyte |
| $(c)$ Funaria | $(iii)$ Dominant diploid sporophyte alternating with reduced gametophyte called prothallus |
| $(d)$ Cycas | $(iv)$ Dominant haploid leafy gametophyte alternating with partially dependent |
Choose the correct answer from the options given below:
$I.$ Occurs between $G_{1}$ and $G_{2}$
$II.$ $DNA$ replication begins in the nucleus
$III.$ Centrioles duplicate in the cytoplasm
$IV.$ As $DNA$ is doubled, number of chromosomes also doubles
The option with correct statements is
| List $- I$ | List $-II$ |
| $(a)$ Physalia | $(i)$ Pearl oyster |
| $(b)$ Limulus | $(ii)$ Portuguese Man of War |
| $(c)$ Ancylostoma | $(iii)$ Living fossil |
| $(d)$ Pinctada | $(iv)$ Hookworm |
Choose the correct answer from the options given below.
$(a) -(b) -(c) -(d)$