The genotype of a boy having sexual characters of a girl is

In humans,which of the following genotypes and phenotypes is a correct result of aneuploidy in sex chromosomes?

If there is an addition of a single chromosome to the total set of chromosomes,it is called . . . . . . .

Given below are two statements :
Statement $I$ : Down's syndrome is caused by the absence of one of the $X$-chromosomes.
Statement $II$ : Turner's syndrome is caused by the presence of an additional copy of the chromosomes.
In the light of the above statements, choose the correct answer from the options given below :

Which of the following characteristics is common in plants?

Which one of the following conditions in humans is correctly matched with its chromosomal abnormality/linkage?