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Evolution

401 Questions Start Errorless Test
All Exams Allen Errorless
Kerala PMT 2009 Q76 Errorless 3. Evidences of Evolution MCQ
Amphibians were dominant during
A.
Carboniferous
B.
Silurian
C.
Ordovician
D.
Cambrian
E.
Jurassic
CPMT 2009 Q77 Errorless 3. Evidences of Evolution MCQ
Origin of first toothed birds and gymnosperms took place during
A.
Cretaceous
B.
Triassic
C.
Jurassic
D.
Permian
DUMET 2009 Q78 Errorless 3. Evidences of Evolution MCQ
Which one of the following periods is largely associated with extinction of dinosaurs and the increase in flowering plants and reptiles
A.
Jurassic
B.
Triassic
C.
Cretaceous
D.
Permian
Kerala PMT 2009 Q79 Errorless 4. Lamarckism MCQ
Who was the first to discard the idea of fixity of species
A.
Jean Baptiste Lamarck
B.
Charles Darwin
C.
Robert Hooke
D.
William Harvey
E.
Stanley Cohen
Odisha JEE 2009 Q80 Errorless 5. Darwinism MCQ
Whose bicentenary is the year 2009
A.
Darwin
B.
Edward Jenner
C.
Stanley Miller
D.
T.H. Morgan
Odisha JEE 2009 Q81 Errorless 5. Darwinism MCQ
Darwin could not properly explain the theory of evolution due to lack of
A.
Evidence
B.
Variations
C.
Speciation
D.
Genetics
DUMET 2009 Q82 Errorless 5. Darwinism MCQ
Darwin judged the fitness of an individual by
A.
Ability to defend itself
B.
Strategy to obtain food
C.
Number of offspring
D.
Dominance over other individuals
KCET 2009 Q83 Errorless 5. Darwinism MCQ
Darwinism explains all the following except
A.
Within each species, there are variations
B.
Organisms tend to produce more number of offspring than can survive
C.
Offspring with better traits that overcome competition are best suited for the environment
D.
Variations are inherited from parents to offspring through genes
Kerala PMT 2009 Q84 Errorless 5. Darwinism MCQ
Which one of these is not a case of artificial selection
A.
Shetland pony
B.
Great dane dog
C.
Broccoli
D.
Peppered moth
E.
Arabian race horse
AFMC 2009 Q85 Errorless 5. Darwinism MCQ
Which one of the following was not given by Darwin's theory of evolution[NCERT Pg. No. 118, 119]
A.
Struggle for existence
B.
Over production
C.
Natural selection
D.
Genetic drift
AIIMS 2009, 11 Q86 Errorless 9. Self Evaluation Test MCQ
What is correct
A.
Natural selection is responsible for extinction of dinosaurs
B.
Lion and Leopard have convergent evolution
C.
Homo habilus and Homo erectus are closely related
D.
Biston betularia shows cryptic camouflage
EAMCET 2009 Q87 Errorless 10. Assertion and Reason MCQ
Assertion : The theory of survival of the fittest is widely misunderstood. Reason: Evolution does not always increase the chances of a species survival and species do not survive when such chances happen rapidly.
A.
If both assertion and reason are true and the reason is the correct explanation of the assertion.
B.
If both assertion and reason are true but reason is not the correct explanation of the assertion.
C.
If assertion is true but reason is false.
D.
If the assertion and reason both are false.
E.
If assertion is false but reason is true.
AIIMS 2009 Q88 Errorless 10. Assertion and Reason MCQ
Assertion : Most evolutionary trees place information about the pattern of relationship among organisms on the vertical axis and information about time on the horizontal axis. Reason: An evolutionary tree depicts the pattern of relationships among parents and their offsprings.
A.
If both assertion and reason are true and the reason is the correct explanation of the assertion.
B.
If both assertion and reason are true but reason is not the correct explanation of the assertion.
C.
If assertion is true but reason is false.
D.
If the assertion and reason both are false.
E.
If assertion is false but reason is true.
AIIMS 2009 Q89 Errorless 10. Assertion and Reason MCQ
Assertion : Chimpanzee is the closest relative of present day humans. Reason: The banding pattern in the autosome number 3 and 6 are remarkably similar.
A.
If both assertion and reason are true and the reason is the correct explanation of the assertion.
B.
If both assertion and reason are true but reason is not the correct explanation of the assertion.
C.
If assertion is true but reason is false.
D.
If the assertion and reason both are false.
E.
If assertion is false but reason is true.
NCERT; CBSE PMT 2008 Q90 Errorless 1. Origin of Life MCQ
Which one of the following is incorrect about the characteristics of protobionts (coacervates and microsphers) as envisaged in the abiogenic origin of life)
A.
They were partially isolated from the surroundings
B.
They could maintain an internal environment
C.
They were able to reproduce
D.
They could separate combinations of molecules from the surrounding
Odisha JEE 2008 Q91 Errorless 2. Organic Evolution and Speciation MCQ
Mutations which normally happen randomly are considered one of the raw materials for evolution because they
A.
Are stable
B.
Contribute to new variation in organism
C.
Cause death of organism
D.
None of these
Odisha JEE 2008; J & K CET 2012 Q92 Errorless 2. Organic Evolution and Speciation MCQ
Now unit of evolution is called
A.
Population
B.
Genus
C.
Order
D.
Species
Odisha JEE 2008 Q93 Errorless 2. Organic Evolution and Speciation MCQ
Closely related species varying different in trait expresses
A.
Convergent evolution
B.
Divergent evolution
C.
Parallel evolution
D.
None of these
VITEEE 2008 Q94 Errorless 2. Organic Evolution and Speciation MCQ
Which one of the following is not important for evolution
A.
Mutation
B.
Recombination
C.
Genetic drift
D.
Somatic variation
VITEEE 2008 Q95 Errorless 2. Organic Evolution and Speciation MCQ
Which is not a pre-zygotic isolation mechanism
A.
Geographical isolation
B.
Ecological isolation
C.
Seasonal isolation
D.
Hybrid sterility
VITEEE 2008; AMU (Med.) 2010, 12 Q96 Errorless 2. Organic Evolution and Speciation Numerical
An evolutionary process giving rise to new species adapted to new habitats and ways of life is called
VITEEE 2008 Q97 Errorless 2. Organic Evolution and Speciation MCQ
The principle that gives the geneticists a tool to determine when evolution is occurring is
A.
Chemiosmotic theory
B.
Hardy-Weinberg principle
C.
Malthusian principle
D.
Cloning theory
Odisha JEE 2008 Q98 Errorless 3. Evidences of Evolution MCQ
Which of the following is the earliest era
A.
Coenozoic
B.
Mesozoic
C.
Paleozoic
D.
Pre-cambrian
Odisha JEE 2008 Q99 Errorless 3. Evidences of Evolution MCQ
Wings of birds and forelimbs of horse areorgans
A.
Analogous
B.
Homologus
C.
Vestigial
D.
None of these
NCERT; AIIMS 2008 Q100 Errorless 3. Evidences of Evolution MCQ
Appearance of ancestral characters in the new borns, such as tail, monstral face, gill slits, multiple mammae etc. are known as Or Presence of tail in a child is an example of [NCERT; AIIMS 2004, 08; MP PMT 2007; BHU 2012]
A.
Homologous
B.
Analogous
C.
Atavism
D.
Vestigeal