What is the correct evolutionary sequence of the progress in the use of plants for food?

Heterosis is . . . . . . .

The White Revolution is associated with which industry?

Which of the following plants is primarily cultivated for the extraction of oil?

Which of the following statements is true regarding pests?

Consider the following statements:
$I$. The progeny of cross-breeding may be used for commercial production.
$II$. In case of artificial insemination,the semen can be used immediately or can be frozen for later use.
$III$. Controlled breeding experiments are carried out using artificial insemination and multiple ovulation embryo transfer technology.
Which of the statements given above are correct?