Give a comparative account of the classes of Kingdom Fungi under the following:
(i) Mode of nutrition
(ii) Mode of reproduction

Give scientific reasons for the following statements: Each new generation through sexual mode of reproduction will end up in equal number of chromosomes and the DNA content instead of double to its parents.

Although sexual reproduction is a long drawn, energy - intensive complex form of reproduction, many groups of organisms in Kingdom Animalia and Plantae prefer this mode of reproduction. Give atlest three reasons for this.