Yes
yes
Yes, However, if she gets pregnant, and if the baby is Rh-positive, this can cause problems with the pregnancy. Tell your obstetrician, and he/she can perform tests to see if there will be an issue.
If a boy with blood group A positive marries a girl with blood group A negative, their offspring may inherit one A allele from each parent. This means the child could have blood group A, which poses no health risks. However, if the child inherits the Rh factor from the father (positive) and the mother (negative), the child might have Rh incompatibility if the mother's blood enters the baby's bloodstream, which can lead to health issues in future pregnancies.
you can marry anyone you want
Yes, this would be no problem concerning the blood group Any blood type can marry any other kind they want. The only problem would be with Rh blood types. See the Related Link below for more information.
Yes
You can marry anyone, no matter the bloodtype.
no
yes
yes
see a doctor for such questions
yes
Blood type has nothing to do with getting married. You can marry no one asks you your blood type.
yes, he can. If boy blood group A positive or any other such as B or O positive and girl have A, B, or O, or AB negative then can be danger for offspring. If she already have positive blood group, there is no danger.
Yes, but its possible the girl would need shots if she got pregnant.
see a doctor for such questions
Blood group has nothing to do with who can get married. Blood tests performed before marriage are to test for STDs like syphillis.