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 carbs are in 1 serving? 9.33% of your recommended limit per day will be met by this food/serving size. At 74.01 grams per 600 calories, this food has a fair level of carbs (it has the same amt as foods like pasta sauce, broccoli and wine). Compared to foods in the same food group (breads and cereals), this specific food has a below average quantity of carbs.