Though yeasts do not produce a typical ascocarp they are still included in the Ascomycotina. Why and in what group ?

Why do we group data?

What type of groups produce + l-effect ?

Yeast and Penicillium/penicillin producing fungus are included under

why do we hear the sound produced by the humming bees while the sound of vibrations of pendulum is not heard ?

What is flame test and why do alkali metals show characteristic colours in the flame?

A : Though quark particles have fractional electronic charges, the quantum of charge is still electronic charge ( e ). R : Quark particles do not exist in free state.

Why do elements in the same period have different physical and chemical properties? What about elements in the same group?

Why do you think the noble gases are placed in a separate group?

Why do we test group V cations in the order of Ba, Sr, and Ca?

Cyanobacteria and heterotrophic bacteria have been clubbed together in eubacteria of kingdom Monera as per the Whittaker's 'Five Kingdom Classification' even though the two are vastly different from each other. Is this grouping of the two types of taxa in the same kingdom justified? Is so why?