Largest nematocysts of Hydra are: Phylum Cnidaria or Coelentrata Mcqs August 6, 2019 BILAL KHATTAK0 A.Penetrant B.Volvent C.Holotrichous isorhizas D.None of these Related Mcqs: Nematocysts of Hydra are derived from: Discharge of nematocysts in Hydra depends upon: Nematocysts are found only in: Tosin is produced by: Hydra is: Egg of Hydra is: Tentacles of Hydra help in: Which of these does not occur in Hydra: Zoochlorellae provides to Hydra: Which of these are not found in Hydra: