Which of the following economically important products come(s) from diatoms?

Question

Quizplus · Accepted Answer

Diatoms are a major group of algae and are among the most common types of phytoplankton. They are known for their unique silica cell walls, which have a wide range of applications. One of the economically important products derived from diatoms is used in polishes and reflectorized paint. The silica shells of diatoms are used as mild abrasives in polishes for metal and car finishes, and their reflective properties are utilized in making reflective paint. Algin and agar are products derived from brown and red seaweeds, respectively, not diatoms. Jelly beans are a type of candy that does not directly involve diatoms in their production. While diatoms are a significant source of oxygen and can be a part of the food chain in aquatic environments, they are not directly consumed as human food in the way that crops or livestock are.

Which of the Following Economically Important Products Come(s) from Diatoms