Consider the following international agreements:
1. The International Treaty on Plant Genetic Resources for Food and Agriculture
2. The United Nations Convention to Combat Desertification
3. The World Heritage Convention

Which of the above has/had a bearing on the biodiversity?

Correct option is D

The International Treaty on Plant Genetic Resources for Food and Agriculture (IT PGRFA) is popularly known as the International Seed Treaty.
It is a comprehensive international agreement in harmony with the Convention on Biological Diversity.
It aims at guaranteeing food security through the conservation, exchange and sustainable use of the world’s plant genetic resources for food and agriculture. The World Heritage Convention and the United Nations Convention to Combat Desertification also has a bearing on biodiversity.