Evolution

According to fossils which discovered up to present time, origin and evolution of man was started from

1. Java
2. Africa
3. China
4. France

In which condition, the gene ratio remains constant for any species population ?

1. Gene flow
2. Mutation
3. Sexual selection
4. Random mating

Sequence of which of the following is used to know the phylogeny ?

1. DNA
2. r-RNA
3. m-RNA
4. t-RNA

In which era reptiles were dominant ?

1. Archaeozoic era
2. Mesozoic era
3. Coenozoic era
4. Paleozoic era

Half life period of C14 is : -

1. 5000 years
2. 50 years
3. 500 years
4. 5 104 years

Similarities in organism with different genotype indicates : -

1. Divergent evolution
2. Macroevolution
3. Convergent evolution
4. Microevolution

Reason of diversity in living beings : -

1. Mutation
2. Short term evolutionary change
3. Long term evolutionary change
4. Gradual change

Which of the following is closest relative of man ?

1. Gorilla
2. Chimpanzee
3. Gibbon
4. Orangutan

Which of the following is correct order of the evolutionary history of man ?

1. Peking man, Heidelberg man, Neanderthal man, Cro-Magnon man
2. Peking man, Neanderthal man, Homo sapiens, Cro-Magnon man
3. Peking man, Neanderthal man, Homo sapiens, Heidelberg man
4. Peking man, Homo sapiens, Neanderthal man, Cro-Magnon man

First life on earth was : -

1. Autotrophs
2. Photoautotrophs
3. Cyanobacteria
4. Chemoheterotrophs