A) migration
B) biofertilizer
C) hybridization
D) natural selection
Correct Answer: C
Solution :
Hybridization is defined as the crossing of two varieties or species with desirable characters and bringing together these characters in their progeny. Natural selections : Darwin state that nature selects only those individuals out of population which possess the most useful variations. Biofertilizers are organism which bring about nutrient enrichment of the soil eg., Azotobacter, Rhizobium, Anabaena.
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