AP BIOLOGY

Detailed explanation-1: -Algae, along with plants and some bacteria and fungi, are autotrophs. Autotrophs are the producers in the food chain, meaning they create their own nutrients and energy. Kelp, like most autotrophs, creates energy through a process called photosynthesis.

Detailed explanation-2: –The examples of autotrophs are plants and blue green algae.-In the process of photosynthesis the plants prepare their own food and are called as autotrophs. The plants have chloroplast which possesses chlorophyll and the glucose is synthesized with the help of water and carbon dioxide in the presence of sunlight.