Clones are

Which organism does not have heterogametes?

Match the following columns:

Column-$I$ (Reproductive Structures)	Column-$II$ (Examples)
$P$. Conidia	$I$. Hydra
$Q$. Buds	$II$. Penicillium
$R$. Gemmules	$III$. Sponges

Which type of stimulus is used to achieve parthenogenic development?

The essential and most critical event in sexual reproduction is

Study the following statements and choose the correct option:
$I$. Asexual reproduction is common among single-celled organisms and organisms with relatively simple organization.
$II$. Conidia,bud,and gemmules are common sexual structures.
$III$. Runner,rhizome,sucker,tuber,offset,and bulb are vegetative propagules.
$IV$. The invasive weed found growing in freshwater bodies is $Zostera$.