What type of methods are used before grains are stored for future use?

State two advantages of composite fish culture. What is the application of hormonal stimulation in fish culture?

Name the major nutrient which we get from fish.

What is pasturage and how is it related to honey production?

During class,Ravi's teacher was teaching about Thomson's model of an atom,stating that an atom is electrically neutral,i.e.,it contains equal positive and negative charges,and that an atom consists of a sphere of positive charge in which electrons are embedded like plums in a pudding. Ravi wondered how his teacher related Thomson's model of an atom to a plum pudding,and he imagined that just as dry fruits are embedded in a Christmas pudding,electrons are embedded in a sphere of positive charge.
$(a)$ According to you,what kind of qualities does Ravi possess?
$(b)$ What are the limitations of Thomson's model?

What are those crops called which are grown in the winter season?