The first organism in most natural food chains is 1) An herbivore
2) A decomposes
3) Photosynthetic
4) Carnivorous

photosynthetic

Explanation:

make the brianests pleae

c. movement because i took the test and it lets me review my answers

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.