Item 9 – Area and yield
In front of you is a folding rule. You can choose to use it, or not, in this task. This is about how much space we need to grow the seeds that become our food. You have to think logically and do some math, and you are completely free to use the calculator on your mobile phone.
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Seed yield varies from variety to variety, but in general you will find that seed cultivation is very area-efficient! Here you will find exercises and answer sheets. Good luck!
Did you know that: With the world's population today, there is approximately 2000 m2 (2 acres) of arable land for each of us. This must cover the food, cooking oil, animal feed, drinks and fiber crops for the clothes and other textiles we need. How much area do you think you occupy?