In $Bt$ cotton, the $Bt$ toxin present in plant tissue as protoxin is converted into active toxin due to
action of gut microorganisms
presence of conversion factors in insect gut
alkaline $ pH$ of the insect gut
acidic $ pH $ of the insect gut.
Golden rice is a genetically modified crop plant where the incorporated gene is meant for biosynthesis of
The crops having cry genes needs
Compare and contrast the advantages and disadvantages of production of genetically modified crops.
Which of the following statements is/are correct?
$I.$ Chemical fertilizers cause pollution of water bodies as well as groundwater, besides getting stored in crop plants. Therefore, environmental scientists are pressing for a switch over to organic farming.
$II.$ Organic farming is a form of agriculture that relies on techniques such as crop rotation, green manure, compost and biological pest Select the correct statement