Question

________ are characterized by stinging cells used for defense and for capturing prey. A. Roundworms B. Cnidarians C. Sponges D. Annelids

Answer 1

Cnidarians are characterized by stinging cells used for defense and for capturing prey.

Answer: B. Cnidarians

Cnidarians are animals which have specials cells known called 'cnidocytes', these are stinging cells. Cnidarians also have organelles called 'nematocysts'. Nematocysts are stringers that are primarily used to capture prey and for defense.

I hope this helps!