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 :

Identify the correct description about the given figure:

Fig is pollinated by

Xenogamy or cross-pollination is performed by

$I$. Abiotic agencies

$II$. Biotic agencies

$III$. Insects only

Select the correct option for the given question

What are chasmogamous flowers? Can cross-pollination occur in cleistogamous flowers? Give reasons for your answer.