Which one of the following is an example of cleistogamy?

  • A
    Sunflower
  • B
    Vallisneria
  • C
    Commelina
  • D
    Calotropis

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Similar Questions

Which of the following cells of the embryo sac degenerate after fertilisation in angiosperms?

The odd one out is:

Ploidy level is $NOT$ same in . . . . . . .

Match the following:
Column-$I$ Column-$II$
$(1)$ Grasses $(P)$ Prevent autogamy and geitonogamy
$(2)$ Hydrilla $(Q)$ Wind pollination
$(3)$ Cleistogamous flower $(R)$ Water pollination
$(4)$ Papaya $(S)$ Autogamy

Match Column-$I$ with Column-$II$ and select the correct option using the codes given below:
Column-$I$ Column-$II$
$(A)$ Pistils fused together $(1)$ Gametogenesis
$(B)$ Formation of gametes $(2)$ Monocarpellary
$(C)$ Hyphae of higher Ascomycetes $(3)$ Syncarpous
$(D)$ Unisexual female flower $(4)$ Dikaryotic

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