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Evolution

131 Questions Start NEET Test
All Exams NEET AIIMS
2003 Q101 NEET MCQ
10 Mar 2026
Which one of the following sequences was proposed by Darwin and Wallace for organic evolution ?
A.
Variations, natural selection, overproduction, constancy of population size
B.
Overproduction, constancy of population size, variations, natural selection
C.
Variations, constancy of population size, overproduction, natural selection
D.
Overproduction, variations, constancy of population size, natural selection
2003 Q102 NEET MCQ
10 Mar 2026
Darwin in his 'Natural Selection Theory' did not believe in any role of which one of the following in organic evolution ?
A.
Survival of the fittest
B.
Parasites and predators as natural enemies
C.
Discontinuous variations
D.
Struggle for existence
2003 Q103 NEET MCQ
10 Mar 2026
Industrial melanism is an example of : -
A.
Darkening of skin due to smoke from industries
B.
Defensive adaptation of skin against ultraviolet radiations
C.
Drug resistance
D.
Protective resemblance with the surroundings
2003 Q104 NEET MCQ
10 Mar 2026
Which one of the following is categorised under living fossils ?
A.
Cycas
B.
Metasequoia
C.
Pinus
D.
Selaginella
2003 Q105 NEET MCQ
10 Mar 2026
Random genetic drift in a population probably results from
A.
Constant low mutation rate
B.
Interbreeding within this population
C.
Large population size
D.
Highly genetically variable individuals
2002 Q106 NEET MCQ
10 Mar 2026
According to fossils which discovered up to present time, origin and evolution of man was started from
A.
Java
B.
Africa
C.
China
D.
France
2002 Q107 NEET MCQ
10 Mar 2026
Genetic drift oparates in : -
A.
Slow reproductive population
B.
Small isolated population
C.
Large isolated population
D.
Fast reproductive population
2002 Q108 NEET MCQ
10 Mar 2026
There is no life on moon due to the absence of -
A.
O2
B.
Light
C.
Water
D.
Temperature
2002 Q109 NEET MCQ
10 Mar 2026
Sequence of which of the following is used to know the phylogeny ?
A.
DNA
B.
r-RNA
C.
m-RNA
D.
t-RNA
2002 Q110 NEET MCQ
10 Mar 2026
Which of the following are homologous organs ?
A.
Wings of birds & Pectoral fins of fish
B.
Wings of bat & Butterfly
C.
Legs of frog & Cockroch
D.
Wings of birds & Locust
2002 Q111 NEET MCQ
10 Mar 2026
Cause of mimicry is -
A.
offence
B.
concealment
C.
defence
D.
both (b) and (c)
2002 Q112 NEET MCQ
10 Mar 2026
In which condition, the gene ratio remains constant for any species population ?
A.
Gene flow
B.
Mutation
C.
Sexual selection
D.
Random mating
2002 Q113 NEET MCQ
10 Mar 2026
Which of the following is important for speciation ?
A.
Behavioural isolation
B.
Seasonal isolation
C.
Tropical isolation
D.
Reproductive isolation
2002 Q114 NEET MCQ
10 Mar 2026
In which era reptiles were dominant ?
A.
Archaeozoic era
B.
Mesozoic era
C.
Coenozoic era
D.
Paleozoic era
2001 Q115 NEET MCQ
10 Mar 2026
First life on earth was : -
A.
Autotrophs
B.
Photoautotrophs
C.
Cyanobacteria
D.
Chemohetrotrophs
2001 Q116 NEET MCQ
10 Mar 2026
Which statement is correct about centre of origin of plant ?
A.
Climatic condition more favourable
B.
More diversity in improved variety
C.
None
D.
Frequency of dominant gene is more
2001 Q117 NEET MCQ
10 Mar 2026
Occurrence of endemic species in South America and Australia is due to
A.
These is no terrestrial route to these places
B.
Retrogressive evolution
C.
These species has been extinct from other regions
D.
Continental separation
2001 Q118 NEET MCQ
10 Mar 2026
Reason of diversity in living being : -
A.
Mutation
B.
Short term evolutionary change
C.
Long term evolutionary change
D.
Gradual change
2001 Q119 NEET MCQ
10 Mar 2026
Most abundant organic compound on earth is
A.
Cellulose
B.
Steroids
C.
Protein
D.
Lipids
2001 Q120 NEET MCQ
10 Mar 2026
Forthcoming generations are less adaptive than their parental generation due to
A.
Genetic drift
B.
Natural selection
C.
Mutation
D.
Adaptation
2001 Q121 NEET MCQ
10 Mar 2026
Which of the following is closest relative of man ?
A.
Gorilla
B.
Chimpanzee
C.
Gibbon
D.
Orangutan
2001 Q122 NEET MCQ
10 Mar 2026
Half life period of C14 is : -
A.
5000 years
B.
50 years
C.
500 years
D.
5 × 104 years
2001 Q123 NEET MCQ
10 Mar 2026
Which of the following is correct order of the evolutionary history of man ?
A.
Peking man, Hedalberg man, Neanderthal man, Cromagnon man
B.
Peking man, Neanderthal man, Homosapiens Cromagnon man
C.
Peking man, Neanderthal man, Homosapiens Hedalberg man
D.
Peking man, Homo sapiens, Neanderthel man, Cromagnon man
2001 Q124 NEET MCQ
10 Mar 2026
Darwins theory of pangenesis shows similarity with theory of inheritance of acquired characters then what shall be correct according to it
A.
There should be some physical basis of inheritance
B.
Size of organs increase with aging
C.
Useful organs become strong and developed while useless organs become extinct. These organs help in struggle for survival
D.
Development of organs is due to will power
2001 Q125 NEET MCQ
10 Mar 2026
Similarities in organism with different genotype indicates : -
A.
Divergent evolution
B.
Macroevolution
C.
Convergent evolution
D.
Microevolution
2000 Q126 NEET MCQ
10 Mar 2026
Homo sapiens have evolved in
A.
Pleistocene
B.
Paleocene
C.
Oligocene
D.
Holocene
2000 Q127 NEET MCQ
10 Mar 2026
Which evidence of evolution related to Darwin's finches ?
A.
Evidences from comparative anatomy
B.
Evidences from embryology
C.
Evidences from biogeographical distribution
D.
Evidences from palaeontological
2000 Q128 NEET MCQ
10 Mar 2026
Which is not a vestigial organ in man ?
A.
Segmental muscles of abdomen
B.
Third molar
C.
Coccyx
D.
Nails
2000 Q129 NEET MCQ
10 Mar 2026
Character which is closely related to human evolution
A.
Reduction in size of jaws
B.
Disappearance of tail
C.
Flat nails
D.
Binocular vision
2000 Q130 NEET MCQ
10 Mar 2026
Which is the most important factor for continuity of a species from evolutionary point of view ?
A.
Formation of gametes
B.
Synthesis of proteins
C.
Replication of genetic material
D.
None of these
2000 Q131 NEET MCQ
10 Mar 2026
Who is directly related to man ?
A.
Gorilla
B.
Orangutan
C.
Gibbon
D.
Rhesus