In most cases, primary food production occurs in a process called photosynthesis, which is powered by sunlight. In a few environments, primary production happens though a process called chemosynthesis, which runs on chemical energy. Together, photosynthesis and chemosynthesis fuel all life on Earth.
Eat 5 â 7 servings of meat and beans per day. This depends on the total number of calories you consume in a day. 1  If you consume 1600 â 1800 calories, eat 5 servings per day. 2  If you consume 2000 calories, eat 5 Â½ servings per day. 3  If you consume 2200 calories, eat 6 servings per day. 4  If you consume 2400 â 2600 calories, eat 6 Â½ servings per day.
How many pounds of chicken and beef to feed 10 people? Typical recommendations for a meat portion in a meal is about 4 or 5 ounces. That means you would have to supply other foods too, like bread and vegetables. If you can do this â¦ then you only need 4 to 6 pounds combined to feed them.2 to 15 pounds trimmed, depending on how big of eaters you have. It's usually safe to say 1/2 pound per person for an adult. You may have some left over for sandwiches the â¦ next day. 17 people found this useful.