Hormogonia of cyanobacteria are

Peptidoglycan is present in:

Assertion $A$: Bacillus and Coccus types of bacteria are found in colonial forms.
Reason $R$: In bacteria,cells formed by cell division remain surrounded by a secreted mucilaginous substance.
Which option is correct for Assertion $A$ and Reason $R$?

Which of the following is incorrect about Cyanobacteria?

According to $R.H. Whittaker$'s classification,cyanobacteria are included in which kingdom?

The mode equivalent to sexual reproduction in bacteria is: