MCQ
Who proposed the theory that "Cells arise only from the pre-existing cells"?
- AMohl
- ✓Virchow
- CHaeckel
- DBrown
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
| 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.
$(a) -(b) -(c) -(d)$
$(a)$ In equisetum the female gametophyte is retained on the parent sporophyte.
$(b)$ In Ginkgo male gametophyte is not independent.
$(c)$ The sporophyte in Riccia is more developed than that in Polytrichum.
$(d)$ Sexual reproduction in Volvox is isogamous.
$(e)$ The spores of slime molds lack cell walls.
How many of the above statement are correct?