<prompt> Which of the following germ cell tumor is malignant -Leydig cell tumorSertoli cell tumorSeminomaDermoid cyst  <response>: Ans. is c i.e., Seminoma Ref: Devita p. 983o Among the given options only options c d are germ cell tumors. Seminoma is malignant while dermoid cyst is benign.Germ cell tumoursMalignantBenignGerminoma seminoma, dysgerminoma,Mature teratoma,embryonal carcinoma, endodermal sinusdermoid cysttumor yolk sactumor, choriocarcinoma, immature teratoma 