During evolution,which of the following plants lost its chlorophyll?

Scientists believe that evolution is gradual. However,extinction,which is a part of the evolutionary story,is often 'sudden' and 'abrupt' and also group-specific. Comment on whether a natural disaster can be the cause of the extinction of species.

Match the following columns:

Column-$I$	Column-$II$
$(a)$ Darwin	$(i)$ Finches
$(b)$ Hugo de Vries	$(ii)$ Dead yeast
$(c)$ Pasteur	$(iii)$ Evening primrose

Identify the correct statement from the given options.

Galapagos islands are located in

The $Jurassic$ period of the $Mesozoic$ era is characterized by: