STD 11 - 13. Plant growth and development — NEET STD 11 Science — Question

 $\begin{array}{|l|l|} \hline Column\,\,I & Column\,\,II \\ \hline P.\,\,Kingdom & 1.\,\,indica \\ \hline Q.\,\,Order & 2.\,\,Musca \\ \hline R.\,\,Famiy & 3.\,\,Fungi \\ \hline S.\,\,Genus & 4.\,\,Canidae \\ \hline T.\,\,Species & 5.\,\,Polymoneales \\ \hline \end{array}$

$P \ \ Q\ \ R \ \ S\ \ T $

$(A)$ Inliverworts,mossesandferns gametophytes are free­living.

$(B)$ Gymnosperms and some ferns are heterosporous.

$(C)$ Sexual reproduction in Fucus, Volvox andAlbugo is oogamous.

$(D)$ The sporophyte in liverworts is more elaborate than that in mosses.

$(E)$ Both, Pinus and Marchantia are dioecious. How many of the above statements are correct?

$(i)$ Each step or rank in hierarchy is called taxonomic category.

$(ii)$ Species is a group of individual organisms with fundamental similarities capable of breeding among themselves.

$(iii)$ Taxonomic studies of all unknown organisms have led to the development of common categories like kingdom, phylum or division, class, order, family, genus and species.

$(iv)$ Lower the category, greater is the difficulty of determining the relationship to other taxa at the same level.