CBSE Class 12 Evolution — practice questions
34 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 12 Evolution in the app →The mechanism of evolution proposed by Darwin isThe Hardy-Weinberg principle predicts that allele frequencies in a population remain constant whenThe Miller-Urey experiment (1953) demonstrated thatThe Miller-Urey experiment (1953) demonstrated that:Charles Darwin's mechanism of evolution is best described as:The Hardy-Weinberg principle's equation for genotype frequencies is:The wings of insects and the wings of birds are best described as:The human APPENDIX is a classic example of a:The shift in peppered moth (Biston betularia) colour during the Industrial Revolution is an example of:The 14 species of finches that Darwin observed on the Galapagos Islands are a classic example of:Genetic drift is STRONGEST in which type of population?Homo sapiens (modern humans) first evolved in:Who demonstrated that life comes only from pre-existing life?Oparin, who proposed chemical evolution, was from:Haldane, who proposed the same idea, was from:Miller performed his famous experiment in:Miller's flask contained water vapour, hydrogen, ammonia and:Miller observed the formation of:The first cellular form of life arose about how many million years ago?Forelimbs of different mammals sharing one bone plan are:Homology indicates:Structures with similar function but different plan are:Darwin observed his famous finches at:Species evolving from one point and spreading to other habitats shows:The two key concepts of Darwinian theory are natural selection and:Which French naturalist put forward a theory before Darwin?In the moth collection of the 1850s, the more numerous moths were:By 1920, after industrialisation, the more numerous moths were:The sum total of all allelic frequencies in a population is:A constant gene pool across generations is called genetic:How many factors are known to affect Hardy-Weinberg equilibrium?Dryopithecus and Ramapithecus existed about how many million years ago?Homo habilis had a brain capacity of:Homo erectus fossils were discovered in 1891 in: