Autotrophs are organisms that can produce their own food from the substances available in their surroundings using light (photosynthesis) or chemical energy (chemosynthesis). Heterotrophs cannot synthesize their own food and rely on other organisms — both plants and animals — for nutrition.
Explanation: autotroph eg plant
hetrotroph eg animals
The right ventricle pumps deoxygenated blood to the lungs.
The direction in witch California is featured is in the west
I think the answer is C. Hydrogen *not completely sure tho
