Match List$- I$ with List $- II$ :
List$- I$ | List $- II$ |
$a$ Chlamydomonas | $i$ Moss |
$b$ Cycas | $ii$ Pteridophyte |
$c$ Selaginella | $iii$ Alga |
$d$ Sphagnum | $iv$ Gymnosperm |
Choose the correct answer from the options given below :
$(a) - (iii), (b) - (i), (c) - (ii), (d) - (iv)$
$(a) - (iii), (b) - (iv), (c) - (ii), (d) - (i)$
$(a) - (iii), (b) - (ii), (c) - (i), (d) - (iv)$
$(a) - (ii), (b) - (iii), (c) - (i), (d) - (iv)$
Read the following five statements and answer the question.
$(a)$ 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?
Read the following five statements ($a$ to $e$)and select the option with all correct statements :
$(a)$ Mosses and Lichens are the firstorganisms to colonise a bare rock
$(b)$ Selaginella is a homosporous pteridophyte
$(c)$ Coralloid roots in Cycas have VA Micorrhizae
$(d)$ Main plant body in bryophytes isgametophytic, whereas in pteridophytes it is sporophytic
$(e)$ In gymnosperms, male and female gametophytes are present within sporangia located on sporophyte
Identify correct pair :
$\begin{array}{|l|l|} \hline Column\,\,-\,\,I & Column\,\,-\,\,II \\ \hline (1)\,\,Gymnosperm & (p)\,\,Sphegnum \\ \hline (2)\,\,Angiosperml & (q)\,\,Sellaginella \\ \hline (3)\,\,Bryophytes & (r)\,\,Pinus \\ \hline (4)\,\,Pteridophyte & (s)\,\,Eucalyptus \\ \hline \end{array}$
Match the plant with the kind of life cycle it exhibits:
$List-I$ | $List - II$ |
$(a)$ 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:
Read the following statements and answer the question which follows them
$(1)$ 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?