MCQ
$6-$ furfuryl adenine is
- AAn auxin
- BA gibberellin
- ✓A cytokinin
- DA vitamin
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$(1)$ In liverworts, mosses and ferns gametophytes are free-living
$(2)$ Gymnosperms and some ferns are heterosporous
$(3)$ Sexual reproduction in Fucus, Volvoxand albugo is oogamous
$(4)$ The sporophyte in liveworts is more elaborate than that in mosses
$(5)$ Both Pinus and Marchantia aredioecious
How many of the above statements are correct?
$I.$ Population growth rate increases as the size of population approaches the carrying capacity
$II.$ All individual have same effect on population growth
$III.$ There are unlimited natural resources
$IV.$ As population increases the competition goes on increasing
Select the correct combination