Question

Excess use of herbicides, pesticides etc has only resulted in selection of resistant variety is much lesser than scale. These are example of evolution by action of

• A. Anthropogenic action
• B. Artificial selection
• C. Natural selection
• D. Mutation and co-evolution

Answer 1

Answer: (A)

Anthropogenic action

• Anthropogenic action is defined as the activity done by humans that leads in a negative way as pesticides and herbicides are used in a great amount the pathogens evolve resistance for it.
• Artificial selection is a process by which humans select the best breed of plant or animals to develop a particular character.
• Natural selection is derived by Darwin which says that nature selects the best suited for survival and eliminates the weaker ones.
• The mutation is the change in the permanent sequence of nucleotides of a gene and co-evolution means the evolution of two species simultaneously by exerting selection pressure on each other.

So, the correct option is 'Anthropogenic action'.