STD 11 - 13. Plant growth and development — NEET STD 11 Science — Question

$R$ : Climate of tropical region is more seasonal.

$(A)$ Bears go into ___$(1)$___ during winter to ___$(2)$___ cold weather.

$(B)$ A conical age pyramid with a broad base represents ___$(3)$___ human population.

$(C)$ A wasp pollinating a fig flower is an example of ___$(4)$___ .

$(D)$ An area with high levels of species richness is known as ___$(5)$___ .

Which one of the following options, gives the correct fill ups for the respective blank numbers from $(1) $ to $(5)$ in the statements ?

$(i)$ They are saprophytic protists.

$(ii)$ Under suitable conditions, they form an aggregation (called plasmodium) which may grow and spread over several feet.

$(iii)$ During unfavourable conditions, the plasmodium differentiates and forms fruiting bodies bearing spores at their tips.

Which of the following class of protists is being described by the above statements