41. In which plant, gametophytic phase is main and sporophytic phase is subsidiary.
42. The first land plant on earth was _______ .
Match the following :
A B
(p) Nephrolepis (i)heterosporous
(q) Equisetum (ii)Fossil
(r) Selaginella (iii)homosporous
(s) Rhynia (iv)Common
A. p - (iv), q - (iii), r - (i), s -(ii)
B. p - (iv), q - (iii), r - (ii), s - (i)
C. p - (iv), q - (ii), r - (iii), s - (i)
D. p - (iv), q - (i), r - (ii), s - (iii)
Answer : Option A
44. In which plant, the gametophytic phase is main and sporophytic phase is subsidiary.
45. The tallest living tree in the world is _______ .
46. The smallest gymnosperm is _______ .
47. Xerophytic Characters are present in _______ .
48. Microsporophyll : Stamen then Megasporophyll : _______ .
Match the following :
A B
(p) Microsporophyll (i)Pollen grain
(q) Microsporangium (ii)Stemen
(r) microspores (iii)anther
(s) megasporophyll (iv)gynoecium
A. p - (iv), q - (iii), r - (i), s - (ii)
B. p - (ii), q - (i), r - (iii), s - (iv)
C. p - (iii), q - (ii), r - (i), s - (iv)
D. p - (ii), q - (iii), r - (i), s - (iv)
Answer : Option D
50. Which is the Fossil member ?