Bmr - basal metalbolic rate
No planet except the planet Earth is known to sustain life till date.
That would be known as area.
it is the planet you stand on, Earth
It's known as the Carrying capacity :)
Earth is currently known for being the only planet in the galaxy that can sustain human life. It is also known as our home.
Only Earth, as far as we know.
manpower requirement
The ingredients and composition of this one Kg should be known to estimate the included calories.
cheese
Yes. Lipids, mostly known as fats, have a content of about 9 kilo calories(kcal) (9000 calories (cal)) per gram.
Air helps us breathe. Air also helps life sustain and grow. It makes Earth the only known planet to sustain life.
There are many programs that are designed to help people count calories. One of the most successful and well-known programs is Weight Watchers. You count the number of "points" instead of just calories.