First bioinsecticide developed on commercial scale was
Quinine
$DDT$
Oranophosphates
Sporeine
Which one is not matched
Transgenic crop developed to tolerate herbicides is
Which of the following are natural insecticides?
$(a)$ Rotenone $(b)$ Pyrethrum
$(c)$ Nicotine $(d)$ Azadirachtin
Which one of the following pesticide is banned now-a-days
First commercial pesticide was