Question

mr. navdeep is a farmer. he always plant pea & wheat in same feild. why do you think he does that?

Answer 1

because pea is a leguminous plant which contains rhizobium bacteria which can replenish nitrogen into the soil for the growth of wheat

Answer 2

pea is a luminous plant. Growing pea along wheat crop heals in the enrichment of soil due to nitrogen fixation.