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Evolution

689 Questions Start Allen Test
All Exams Allen Errorless
BHU 1999 Q226 Errorless Organic Evolution and Speciation MCQ
Which of the following is related with reproductive isolation
A.
Genetic isolation
B.
Temporal isolation
C.
Behavioural isolation
D.
All of these
CBSE PMT 1999 Q227 Errorless Evidences of Evolution MCQ
Which of the following are homologous organs
A.
Wings of bird and wings of insect
B.
Wings of bat and wings of cockroach
C.
Wings of bird and hands of human
D.
Nails of human being and claws in animals
AIIMS 1999; VITEEE 2008 Q228 Errorless Evidences of Evolution MCQ
Wings of pigeon, mosquito and bat show
A.
Atavism
B.
Mutation
C.
Divergent evolution
D.
Convergent evolution
Pb. PMT 1999 Q229 Errorless Darwinism MCQ
Development of patagia in animals is an
A.
Cave adaptation
B.
Volant adaptation
C.
Aquatic adaptation
D.
Arboreal adaptation
Pb. PMT 1999; MP PMT 2002 Q230 Errorless Darwinism MCQ
Development of unrelated groups of animals along parallel lines in adaptation to a similar environment is called
A.
Adaptive convergence
B.
Adaptive radiation
C.
Adaptive divergence
D.
Adaptive induction
CPMT 1999 Q231 Errorless Evolution of Man MCQ
In Homo habilis, 'habilis' refers to
A.
Wandering species
B.
Ancient man
C.
Modern man
D.
Tool maker
CPMT 1999; JIPMER 2001; WB JEE 2011 Q232 Errorless Evolution of Man MCQ
Which of the following is the most primitive ancestor of man Or The primate which existed 15 mya among these was [Kerala PMT 2010] Or Which fossil man has been known from Shivalik hills in India [BVP 2003; MH CET 2003; Odisha JEE 2005]
A.
Australopithecus
B.
Ramapithecus
C.
Homo habilis
D.
Homo neanderthalensis
CPMT 1999; MH CET 2000; BHU 2004 Q233 Errorless Critical Thinking MCQ
Trilobites were evolved during which of the following period
A.
Salvian
B.
Cambrian
C.
Ordovician
D.
Pre-cambrian
NCERT; MP PMT 1998, 99 Q234 Errorless ORIGIN OF LIFE MCQ
The presence of salts (NaCl and others) in animal body fluid gives an inference that life originated in the
A.
Salt solutions
B.
Rain water
C.
Primitive ocean
D.
None of the above
MP PMT 1998, 2003 Q235 Errorless Organic Evolution and Speciation MCQ
As per modern synthetic theory organic evolution depends upon
A.
Mutation, reproductive isolation and natural selection
B.
Gene recombination and natural selection
C.
Mutation and natural selection
D.
All of these
NCERT; MP PMT 1998 Q236 Errorless Organic Evolution and Speciation MCQ
Which one of the following scientists is not related with organic evolution
A.
Erasmus Darwin
B.
Charles Darwin
C.
Darlington
D.
T.R. Malthus
EAMCET 1998 Q237 Errorless Organic Evolution and Speciation MCQ
The example of recapitulation theory is
A.
Embryonic membranes of reptiles
B.
Tadpole larva of frog
C.
Placenta of mammals
D.
Canine teeth of dog
Pune CET 1998 Q238 Errorless Organic Evolution and Speciation MCQ
The importance of random accumulation of small genetic changes sufficient to explain evolution
A.
Haeckel
B.
Mayr
C.
Darwin
D.
Lamarck
Pune CET 1998 Q239 Errorless Organic Evolution and Speciation MCQ
The principle of organic evolution envisages
A.
No change in complexity
B.
Decreasing complexity
C.
Increasing complexity
D.
Drastic changes
Pune CET 1998 Q240 Errorless Organic Evolution and Speciation MCQ
Radiations with successful adaptations in case of insects is a result of
A.
Genetic divergence
B.
Micro-evolution
C.
Macro-evolution
D.
Mega-evolution
NCERT; CPMT 1998 Q241 Errorless Organic Evolution and Speciation MCQ
What is evolution
A.
Development of DNA from nucleotides
B.
Development of organism through time
C.
Development of a cell from chemicals
D.
None of these
CPMT 1998; MP PMT 1999; DPMT 2006 Q242 Errorless Evidences of Evolution MCQ
Examples of vestigial organs in the human body are
A.
Wisdom tooth, coccyx, vermiform appendix, nail
B.
Coccyx,wisdom tooth
C.
Coccyx, vermiform appendix, wisdom tooth, pancrease
D.
Auricular muscles, coccyx, nail, wisdom tooth
MP PMT 1998, 2002; DPMT 2003; BVP 2004; Odisha JEE 2010 Q243 Errorless Evidences of Evolution MCQ
The wings of an insect and a bat exhibit
A.
Homology
B.
Analogy
C.
Atavism
D.
Connecting link
Pune CET 1998 Q244 Errorless Evidences of Evolution MCQ
Deviation of homologues are caused by
A.
Time consequence along
B.
Gradual changes in structure
C.
Drastic changes in structure
D.
No changes in basic structure
Pune CET 1998 Q245 Errorless Evidences of Evolution Numerical
The term for similarity in organ structure seen in great diversity is Or
CPMT 1998; BVP 2004 Q246 Errorless Evidences of Evolution MCQ
Which one of the following is a living fossil
A.
Sphenodon
B.
Heloderma
C.
Rabbit
D.
Frog
CPMT 1998; MP PMT 1999, 2001; BVP 2001, 04; DPMT 2006 Q247 Errorless Darwinism MCQ
Who gave the 'Theory of pangenesis' Or Who is related with 'Galapagos Island' [MP PMT 1994; AIIMS 1998]
A.
Lamarck
B.
Wallace
C.
Haeckel
D.
Darwin
1998 Q248 Errorless Darwinism MCQ
In the case of peppered moth (Biston betularia) the blackcoloured form became dominant over the light-coloured form in England during industrial revolution. This is an example of [AIIMS 1998; CPMT 1999; JIPMER 2001;
A.
Natural selection whereby the darker forms were selected
B.
Appearance of the darker coloured individuals due of very poor sunlight
C.
Protective mimicry
D.
Inheritance of darker colour character acquired due to the darker environment
Pune CET 1998; BVP 2003; Haryana PMT 2005 Q249 Errorless Darwinism MCQ
Darwinian theory was unable to explain
A.
The significance of minute variations
B.
Presence of vestigeal or useless organs
C.
The presence of over specialized organs
D.
All of the above
NCERT; CBSE PMT 1998 Q250 Errorless Darwinism MCQ
The diversity in the type of beaks of finches adapted of different feeding habits on the Galapagos islands as observed by Darwin, provides evidence for
A.
Origin of species by natural selection
B.
Intraspecific variations
C.
Intraspecific competition
D.
Interspecific competition