Questions: Which of the following is an autotroph?
turtle
fish
algae
yeast
hawk
Transcript text: Which of the following is an autotroph?
turtle
fish
algae
yeast
hawk
Solution
The answer is algae.
Explanation for each option:
Turtle: Incorrect. Turtles are heterotrophs because they consume other organisms for energy.
Fish: Incorrect. Fish are also heterotrophs as they rely on consuming other organisms for their energy needs.
Algae: Correct. Algae are autotrophs because they can produce their own food through photosynthesis, using sunlight, carbon dioxide, and water.
Yeast: Incorrect. Yeast are heterotrophs as they obtain their energy by consuming organic substances.
Hawk: Incorrect. Hawks are heterotrophs because they are predators that consume other animals for energy.
Summary:
Algae are autotrophs because they can produce their own food through photosynthesis, unlike the other organisms listed, which are all heterotrophs.