Explanation:

All statements are correct

The International Treaty on Plant Genetic Resources for Food and Agriculture: This treaty is relevant to biodiversity as it aims to ensure the conservation and sustainable use of plant genetic resources for food and agriculture. It addresses the conservation and sustainable use of biodiversity in the context of food security.

The United Nations Convention to Combat Desertification: This convention focuses on combating desertification and mitigating the effects of drought. While its primary goal is to address land degradation, it has implications for biodiversity conservation as healthy ecosystems are essential for biodiversity.

The World Heritage Convention: This convention is directly related to biodiversity as it aims to identify and protect natural and cultural sites of outstanding universal value. Many of the sites designated as World Heritage Sites are important for their biodiversity.