One of the following plants is an ideal cattle poison:: (A) Nerium odorum, (B) Calotropis, (C) Abrus precatorius, (D) Cerebra thevetia
Answer is C. Abrus precatorius is commonly used as cattle poison in Indian villages. The toxic principle is injected into the animal in the form of fine needle-shaped structures called 'suis'. Seeds are also used as aboifacient and as arrow poison.