What is the full form of $G.E.A.C.$?

According to $NCERT$ text,which Indian plants have either been patented or attempts have been made to patent them by Western nations for their commercial use?
$I.$ Basmati rice
$II.$ Neem
$III.$ Turmeric
$IV.$ Tulsi

$Gossypium$ $hirsutum$ is:

Which of the following is false for $Bt$ transgenic plants?

Which organism infects the roots of tobacco plants and causes a significant reduction in yield?

The bacterium $Bacillus$ $thuringiensis$ is widely used in contemporary biology as: