What are weedicides used for?

In the world,more than ...... people do not have access to adequate food to meet their daily food and nutritional requirements.

Which of the following pairs is correctly matched?

Which of the following is the full form of $IARI$?

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?

Choose the incorrect statement.