Leghaemoglobin takes part in
Energy release
Stimulating growth of Rhizobium
${N_2}$absorption
Protecting nitrogenase
Which of the following plants are used as green manure in crop fields and in sandy soils?
Which insect was used to check the spread of cacti
Broad spectrum insecticide is
$A$ : Barley, Sorghum and millet are smoother crops.
$R$ : They favour the growth of some common weeds.
Streptomycin is used to cure the diseases caused by the bacteria