[Campbell Biology P.748] According to the text and diagrams, what is the primary function of... | Practice Question

According to the text and diagrams, what is the primary function of the radula in molluscs?

  • A: Movement along surfaces
  • B: Secreting the shell
  • C: Scraping and scooping food
  • D: Gas exchange

Explanation

The text explicitly states: 'Many molluscs feed by using a straplike organ called a radula to scrape up food.' and describes it as a 'rasp-like feeding organ' used for 'scraping and scooping'.