Medium PPSC Past Papers PPSC PAST PAPERS FPSC Question The inner surface of echinoderm has a positive affinity for A Nerve cells B Mesodermal Cells C Epidermal cells D None Submit Answer Try Again Explanation Explanation Mesoderm: One of the three primary germ cell layers, the others being the ectoderm and endoderm Show Explanation Previous MCQ All MCQs Next MCQ More MCQs in PPSC Past Papers Medium کیا آپ بتا سکتے ہیں کی دبیر کس شاعر کے شاگرد تھے کیا آپ بتا سکتے ہیں کی دبیر کس شاعر کے شاگرد تھے Medium Change the voice: “People speak English all over the world”. Change the voice: "People speak English all over the world". Medium When did Pakistan officially recognize/accept the Government of Bangladesh? When did Pakistan officially recognize/accept the Government of Bangladesh? Medium When did the 2nd World War Started? When did the 2nd World War Started?