![Which of the following is correct?](https://www.gkseries.com/blog/wp-content/uploads/2021/12/Which-of-the-following-is-correct.png)
Q. Which of the following is correct?
- All members of photolithotrophic autotrophs are also members of algae, but not all members of algae are members of photolithotrophic autotrophs
- All members of algae are also members of photolithotrophic autotrophs, but not all members of photolithotrophic autotrophs are members of algae
- All members of photolithotrophic autotrophs are members of algae, and all members of algae are members of photolithotrophic autotrophs
- No member of photolithotrophic autotrophs is a member of algae
Answer: All members of algae are also members of photolithotrophic autotrophs, but not all members of photolithotrophic autotrophs are members of algae