Which one of the following is not a metal catalyst for the hydrogenation of an alkene?a. Pdb. Ptc. Nad. Ni

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary

thats how its supposed to be