Examine the statements below and choose the correct answer:
 
1.
Assertion (A): Colchicine reduces the chromosome number.
Reasoning (R): It promotes the movement of sister chromatids to the opposite poles.
 
2.
Assertion (A): Prolonged outbreeding leads to reduced fertility and productivity.
Reasoning (R): Prolonged outbreeding helps to eliminate useful genes.
 
3.
Assertion (A): Dr G Nammalvar founded Nammalvar Ecological Foundation for Farm Research and Global Food Security Trust.
Reasoning (R): It create public awareness of the advantages of green revolution.