what is the difference between poisonous and toxic

Both poison and venom are toxins, because a toxin simply describes a biologically produced chemical that alters the normal function of another organism. There is one quick way to remind you of the difference between poison and venom: If you bite it and you die, it's poison. If it bites you and you die, it's venom. so it means toxic is a property of poisonous or venom.