Which of the following tumors is not derived from meninges -: (A) Hemangioblastoma, (B) Meningioma, (C) Fibrous tumor, (D) Hemangiopericytoma
Answer is A. Meningeal tumors

Meningothelial tumor : Meningioma (most common meningeal tumor).
Mesenchymal non-meningothelial tumors : Meningeal solitary fibrous tumor, hemangiopericytoma, meningeal sarcoma, fibrous histiocytoma, meningeal melanocytoma, (melanocytic tumor)