You are presented with the question "What often requires bees?" and the following answer choices: 
- food and shelter
 - Play dates
 - important habitats
 - genetic diversity
 - Plant reproduction
 - timers
 - gene flow
 - Wasp study

Now knowing that plant reproduction often requires pollen and bees carry pollen from one plant to another when they collect both nectar and pollen, choose the best answer.


 

     Plant reproduction    