1) Will I loose H-1B status after I use EAD?
Yes.
2) Does the part-time job have to have similar job requirements as the full-time one does?
No. You can work at bakery shop if you want. But you should have a full time job in your field.
Yes.
2) Does the part-time job have to have similar job requirements as the full-time one does?
No. You can work at bakery shop if you want. But you should have a full time job in your field.