The third one,
Autotrophs use a process called photosynthesis to make their food. In photosynthesis, autotrophs use energy from the sun to convert water from the soil and carbon dioxide from the air into a nutrient called glucose. Glucose is a type of sugar. The glucose gives plants energy. Plants also use glucose to make cellulose, a substance they use to grow and build cell walls.
Theories are educated guests that are tested by experiments
Answer:
Part 1 i think, im not 100% sure
Explanation:
Answer:
A system for growing food without using much land
Explanation:
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