The scientific process by which crop plants are enriched with certain desirable nutrients is called

Golden rice is a transgenic crop of the future with the following improved trait

Plants, bacteria, fungi and animals whose genes have been altered by manipulation are called

Consider the following statements about $B t$

$I.$ The bacteria Bacillusthuringiensis $(B t)$ are used to control butterfly catterpillers

$II.$ Fresh spores of $B t$ are mixed with water and sprayed on seeds such as brassicas and fruit trees

$III.$ Insect larvae, after eating these are killed by the toxin released in their gut

$IV.$ Bt toxin genes have been introduced into plants to provide resistance to pests

Which of the statements given above are correct?

Genetic engineering is the