Match the following:
Column $- I$ | Column $- II$ |
$(1)$ Germ pore | $(a)$ Lack of sporopollenin |
$(2)$ Parthenium | $(b)$ Malva |
$(3)$ Self incompatibility | $(c)$ Palms |
$(d)$ Contaminant with important wheat |
$(1-a),(2-c),(3-b)$
$(1-a).(2-d).(3-c)$
$(1-a),(2-d),(3-b)$
$(1-b),(2-d),(3-a)$
Identify $A, B, C$ and $D$
Which one of the following statements is not true?
Arrange correct pair
Column $-I$ | Column $-II$ |
$(1)$ Pollination by water | $(a)$ Grass |
$(2)$ Pollination by wind | $(b)$ free-nuclear endosperm |
$(3)$ coconut water | $(c)$ Guava |
$(4)$ Fleshy fruit | $(d)$ Hydrilla |
$(e)$ cellular endosperm |
Give differences : Anther and Ovary
Differentiate between microsporogenesis and megasporogenesis. Which type of cell division occurs during these events? Name the structures formed at the end of these two events.