(A) Nucellus
(B) Integuments
(C) Zigotic embryo
(D) Fertilized egg
Tag: Biology
In grass what happens in microspore mother cell for the formation of mature pollen grains:
(A) One meiotic and two mitotic division
(B) One meiotic and one mitotic division
(C) One meiotic division
(D) One mitotic division
Which one breaks the dormancy of potato tuber:
(A) Gibberellin
(B) IAA
(C) ABA
(D) Zeatin
Which is the eyes of potato:
(A) Auxillary bud
(B) Accessary bud
(C) Adventious root
(D) Apical bud
Anemophily type of pollination is found in:
(A) Salvia
(B) Bottle brush
(C) Vallisneria
(D) Coconut
By which action a seed coat becomes parmable to water:
(A) Scarification
(B) Starification
(C) Vernalization
(D) All of the above
Endosperm is formed during the double fertilization by:
(A) Two polar nuclai and one male gemete
(B) One polar nuclai and one male gemete
(C) Ovume and male gemete
(D) Two polar nuclai and two male gemete
Eight nuclated embryo sac is:
(A) Only monosporic
(B) Only bisporic
(C) Only tetrasporic
(D) All of the above