Which method is widely used for plant and animal breeding?

The various methods of crop improvement are:
$I$. Selection
$II$. Hybridization
$III$. Polyploidy
$IV$. Mutation breeding
$V$. Genetic engineering
Choose the correct option.

Which of the following pests are not attracted to cotton varieties with smooth leaves and nectarless flowers?

Match the following:

Column-$I$	Column-$II$
$(1)$ Wheat	$(p)$ Taichung Native-$1$
$(2)$ Rice	$(q)$ Sonalika and Kalyan Sona
$(3)$ Sugarcane	$(r)$ Hybrid maize,jowar and bajra
$(4)$ Millets	$(s)$ Saccharum officinarum

Kufri Pukhraj is a hybrid genetic clone of which of the following?

Which variety of rice is an example of a naturally occurring mutation?