Which kingdoms include decomposers?

Most of the unicellular organisms are kept under

Match the different types of spores listed under column $I$ with the names of the organisms given under column $II$. Choose the answer which gives the correct combination of the alphabets of the two columns.
Column $I$ (Spores) | Column $II$ (Organisms)
$(A)$ Ascospores | $p$ Diatoms
$(B)$ Endospores | $q$ Agaricus
$(C)$ Auxospores | $r$ Bacteria
$(D)$ Basidiospores | $s$ Yeast
| $t$ Nephrolepis

Which classification system was proposed by $R.H. Whittaker$?

Match the scientists given in column $I$ with their discovery given in column $II$ and choose the correct option.

Column-$I$ (Scientists)	Column-$II$ (Discovery)
$A$. Ernst Mayr	$I$. Discovered Viroids
$B$. Whittaker	$II$. Gave the name virus
$C$. Ivanowsky	$III$. Proposed five kingdom classification
$D$. Diener	$IV$. Evolutionary biology

Which of the following is a true characteristic of the Kingdom Plantae?