Consider the following statements about the Nano Urea developed by the Indian Farmers Fertiliser Cooperative Limited (IFFCO)

1. Due to the ultra-small size and surface properties, the nano urea liquid gets absorbed by plants more effectively when sprayed on their leaves

2. While conventional urea is effective just for 30-50 per cent in delivering nitrogen to plants, the effectiveness of the nano urea liquid is over 80 per cent

Which of the above statements is/are correct?