Q. Which of the following Vedas is not included in Vedatrayi? Answer:
Atharva Veda
Notes: Rig, Yajur, and Sama Vedas were known as the Trayi-vidya (“threefold knowledge”). A fourth collection of hymns, magic spells, and incantations is known as the Atharvaveda (“Knowledge of the Fire Priest”), which includes various local traditions and remains partly outside the Vedic sacrifice.