Home » Frustules are found in which of the following algae? Algae MCQs Frustules are found in which of the following algae? December 31, 2021 9 Views Q. Frustules are found in which of the following algae? BacillariophycophytaChlorophycophytaEuglenophycophytaRhodophycophyta Answer: Bacillariophycophyta