<prompt> Among Bipyridyl herbicides, 1 Diquat is only half as toxic as paraquat 2 Diquat doesnot produce pulmonary toxicityBoth are trueBoth are false1 is true, 2 is false2 is true, 1 is false  <response>: Diquat is only half as toxic as paraquat Diquat doesnot produce pulmonary toxicity 