$A -$ The number of chromosomes in human reproductive cells is $2n$.
$R -$ All organisms perform asexual reproduction.

Match the following columns:

Column-$I$	Column-$II$
$(a)$ Penicillium	$(1)$ Zoospores
$(b)$ Hydra	$(2)$ Gemmules
$(c)$ Sponge	$(3)$ Conidia
$(d)$ Chlamydomonas	$(4)$ Budding

Match the items in Column-$I$ with Column-$II$ and select the correct option.

Column-$I$	Column-$II$
$(A)$ Asexual reproduction in Spirogyra	$(p)$ Mycobiont
$(B)$ Vegetative reproduction in Yeast	$(q)$ By zoospores
$(C)$ Fungal component in Lichen	$(r)$ Perithecium
$(D)$ Asexual reproduction in Lichen	$(s)$ By spores
$(E)$ Flask-shaped fruiting body of Lichen	$(t)$ Phycobiont
	$(u)$ By budding
	$(v)$ Apothecium

Life span of Cow is $20-25\, years.$ What is the life span of horse?

Match the following columns:

Column-$I$	Column-$II$
$P$	$I$. Conidia of Penicillium
$Q$	$II$. Zoospores of Chlamydomonas
$R$	$III$. Gemmules in sponge
$S$	$IV$. Budding in Hydra

Which of the following statements is incorrect?
$(i)$ Bamboo species flower only once in their lifetime,generally after $50-100$ years,produce a large number of fruits,and die.
$(ii)$ In animals,the juvenile phase is followed by morphological and physiological changes prior to active reproductive behaviour.
$(iii)$ The reproductive phase is of the same duration in all organisms.
$(iv)$ The juvenile phase is the period of growth between the birth of an individual until it reaches reproductive maturity.