Learner Resource 3 – Food security Read the following article on the topic of food security: The future of food http://www.nationalgeographic.com/foodfeatures/feeding-9-billion/ Answer the following questions: 1. List environmental problems that are in some part caused by agriculture. 2. It is better for the environment if humans eat a vegetarian diet. Explain why. Version 1 The effects of ageing on the reproductive system 1 © OCR 2016 3. What steps can farmers take to increase yields of crops? 4. Summarise the five steps suggested in the article to solve the world’s food security problems. Version 1 Plant reproduction 2 © OCR 2016