https://www.vedantu.com/question-answer/food-of-hydra-is-aaquatic-plants-baquatic-class-11-biology-cbse-5fbac2cea8ffee1f309d0a9b
Food of Hydra is aAquatic plants bAquatic animals cAlgae class 11 biology CBSE
Food of Hydra is aAquatic plants bAquatic animals cAlgae and aquatic animals dSome crustaceans