The tapetum is........

$A$ - Only some cells of the sporogenous tissue are capable of giving rise to microspore tetrad.
$R$ - The microspores are arranged in a cluster of four cells - the microspore tetrad.

The male gametophyte of an angiosperm is represented by the . . . . . . .

Which of the following is surrounded by a carbohydrate-rich wall?

Each microsporangium tissue is a potential pollen or microspore mother cell. The division observed in the microspore mother cell is .....

Given below are two statements.
Statement $I$: Generally,anthers in angiosperms are dithecous,having two pollen sacs in each lobe.
Statement $II$: Each sporangium produces pollens from sporogenous tissues by the process of sporogenesis.
In light of the above statements,select the correct answer from the options given below.