Question

The examples of congenital diseases that occur due to environmental factors are _________ and __________ .

• A. cleft lip
• B. cleft palate

Answer 1

1. The examples of congenital diseases that occur due to environmental factors are cleft lip and cleft palate.
2. The diseases which is present from birth are called congenital diseases which can be inherited or caused by environmental factors.
3. Cleft lip and cleft palate occur when baby's lip does not form properly during pregnancy.