Could cramping bloating light bleeding and nausea be signs of pregnancy?

Yes. These are all common early signs of pregnancy. However, it is important to note that these symptoms can also be caused by other conditions, such as premenstrual syndrome (PMS), a urinary tract infection (UTI), or a gastrointestinal issue. If you are experiencing these symptoms and are concerned that you may be pregnant, it is important to take a pregnancy test or see your doctor for further evaluation.