Which is functionally cross pollination involving pollination agent, but genetically it is simillar to $L$ autogamy?
Autigamy
Geitonogamy
Xenogamy
$A, B, C$ all
Given below are two statements :
Statement $I:$Cleistogamous flowers are invariably autogamous
Statement $II:$Cleistogamy is disadvantageous as there is no chance for cross pollination.
In the light of the above statements, choose the correct answer from the options given below :
Ornithophily refers to the pollination by which of the following?
Definations / Explanation :
$1.$ chasmogamous
$2.$ Cleistogamous
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 | $(S)$ Auto gamy |
Both autogamy and geitonogamy can be prevented in