(i) c – petrified remains of prehistoric life

(Dead remains of animals and plants that petrified under environmental conditions over millions of years)

(ii) b – Survival of the fittest

(Evolution occurs over years by the process of natural selection which is based on survival of the fittest)

(iii) e - Archaeopteryx

(Archaeopteryx is a fossil that had been found and studies revealed that it is a fossil of bird since it had avian features)

(iv) a- a famous evolutionist

Charles Darwin wrote the book “Origin of species”

(v) d- father of genetics

Gregor Mendel is the father of genetics.