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.
It's not that uncommon for a routine-exerciser to eat 5-6 smaller meals a day, just for this reason. So, in a nutshell, yes, it is bad to eat one meal a day. Even if you're not that hungry during the day, eat just a little something to get your body used to the routine. The same thing happens to me if my body isn't used to eating things at a certain time of day.