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The question asks to match the parts of a living body in List-I with their corresponding descriptions in List-II.
Option 1: A-2, B-4, C-3, D-1
According to this option, the Eustachian tube (A) is described as the air-filled connecting duct between ear and pharynx in humans, which is incorrect. The Fallopian tube (B) is described as the female gamete released from the ovary being conveyed through this to the uterus, which is also incorrect. The Malpighian tubule (C) is described as the cells lining this giving rise to male gametes, which is incorrect. The seminiferous tubule (D) is described as the principal excretory organ of most insects, which is also incorrect.
Option 2: A-4, B-2, C-3, D-1
According to this option, the Eustachian tube (A) is described as the female gamete released from the ovary being conveyed through this to the uterus, which is incorrect. The Fallopian tube (B) is described as the air-filled connecting duct between ear and pharynx in humans, which is correct. The