Evolution

CBSE PMT 1998 Q251 Errorless 6. Evolution of Man MCQ
The age of the fossil of Dryopithecus on the geological time scale is
A.
75Ɨ10⁶ years back
B.
25Ɨ106 years back
C.
2.5Ɨ10⁶ years back
D.
50Ɨ106 years back
CPMT 1998 Q252 Errorless 6. Evolution of Man MCQ
Cranial capacity of Neanderthal man is
A.
1350-1500 cm³
B.
1400-1450 cm³
C.
915-1250 cm³
D.
750–900 cm³
CBSE PMT 1998 Q253 Errorless 6. Evolution of Man MCQ
Which one of the following statements is correct
A.
Homo erectus is the ancestor of man
B.
Cro-magnon man's fossil has been found in Ethiopia
C.
Australopithecus is the real ancestor of modern man
D.
Neanderthal man is the direct ancestor of Homo sapiens
CBSE PMT 1998; AIIMS 2007 Q254 Errorless 8. Critical Thinking MCQ
In the developmental history of mammalian heart, it is observed that it passes through a two-chambered fish-like heart, three-chambered frog-like heart and finally fourchambered stage. To which hypothesis can this above cited statement be approximated
A.
Biogenetic law
B.
Hardy Weinberg law
C.
Lamarck's principle
D.
Mendelian principle
AllMs 1998 Q255 Errorless 10. Assertion and Reason MCQ
Assertion : We have lost all the direct evidences of origin of life. Reason: The person responsible to protect the evidences were not skilled.
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.
MP PMT 1997 Q256 Errorless 1. Origin of Life MCQ
'Origin of life' was written by
A.
Darwin
B.
Oparin
C.
Gray
D.
Smith
MP PMT 1997 Q257 Errorless 1. Origin of Life MCQ
Origin of life took place in/on
A.
Water
B.
Air
C.
Mountains
D.
Land
CBSE PMT 1997 Q258 Errorless 2. Organic Evolution and Speciation MCQ
Evolutionary convergence is characterized by
A.
Development of characteristics by random mating
B.
Replacement of common characteristics in different group
C.
Development of dissimilar characteristics in closely related groups
D.
Development of a common set of characteristics in group of different ancestry
MP PMT 1997 Q259 Errorless 2. Organic Evolution and Speciation MCQ
A species is produced by loss or disappearance of a few characters found in parents it is termed as
A.
Progressive species
B.
Retrogressive species
C.
Successive species
D.
Digressive species
MP PMT 1997; Odisha JEE 2005 Q260 Errorless 4. Lamarckism MCQ
Lamarckian theory deals with
A.
Acquired characters
B.
Germplasm
C.
Struggle for existence
D.
Mutation
CBSE PMT 1997 Q261 Errorless 6. Evolution of Man MCQ
Common origin of man and chimpanzee is best shown by
A.
Dental formula
B.
Cranial capacity
C.
Binocular vision
D.
Chromosome number
AFMC 1997; CPMT 2009 Q262 Errorless 6. Evolution of Man MCQ
The closest relative of modern man is considered to be
A.
Chimpanzee
B.
Orangutan
C.
Apes
D.
Gibbon
CBSE PMT 1997 Q263 Errorless 8. Critical Thinking MCQ
Which one of the following statements is correct regarding evolution of mankind
A.
Neanderthal man and Cro-Magnon man were living at the same time
B.
Australopithecus was living in Australia
C.
Homo erectus is preceded by Homo habilis
D.
None of these
KCET 1996, 2001; Kerala PMT 2003 Q264 Errorless 1. Origin of Life MCQ
The scientist related with the over throw or the "Theory of spontaneous generation" and experiments with swan-necked flasks is
A.
Von Helmont
B.
Louis Pasteur
C.
Miller
D.
Haeckel
CBSE PMT 1996; AIEEE Pharmacy 2004 Q265 Errorless 1. Origin of Life MCQ
Which one of the following is the correct sequence of chemical substances produced during the origin of life on the earth
A.
Water, amino acid, nucleic acid and enzyme
B.
Glucose, amino acid, nucleic acid and protein
C.
Amino acid, ammonium phosphate and nucleic acid
D.
Ammonia, amino acid, protein and nucleic acid
CBSE PMT 1996 Q266 Errorless 2. Organic Evolution and Speciation MCQ
H.J. Muller was awarded Nobel Prize for
A.
Discovering that ionising radiations can cause mutation
B.
Gene mapping in Drosophila
C.
Reduction in nuclear weapons
D.
Discovered that chemicals can cause gene mutation
CBSE PMT 1996, 2007; NEET 2013 Q267 Errorless 2. Organic Evolution and Speciation MCQ
Evolution in which the animals of wo different gene ecology show too much similarity with one another, as a result of adaptation is termed as Or Similarity developed in distantly related groups as an adaptation to the same function is called
A.
Parallel evolution
B.
Retrogressive evolution
C.
Progressive evolution
D.
Convergent evolution
MP PMT 1996; CBSE PMT 1997 Q268 Errorless 2. Organic Evolution and Speciation MCQ
Mutations are mainly responsible for controlling
A.
Increasing population rate
B.
Maintaining genetic continuity
C.
Variation in organisms
D.
Extinction of organisms
CPMT 1996 Q269 Errorless 5. Darwinism MCQ
Main basis of Neo-Darwinism is Or Initiating force of evolution is [MP PMT 2004]
A.
Struggle for existence
B.
Variations
C.
Survival of the fittest
D.
Gene theory
CBSE PMT 1996 Q270 Errorless 6. Evolution of Man MCQ
Which one of the following is direct ancestor of modern man
A.
Australopithecus
B.
Ramapithecus
C.
Homo erectus
D.
Homo habilis
CPMT 1996 Q271 Errorless 6. Evolution of Man MCQ
Homo sapiens originated how many years ago
A.
About $1 \frac 1 2$ lakh years ago
B.
About 2 lakh years ago
C.
About $2 \frac 1 2$ lakh years ago
D.
About 3 lakh years ago
CBSE PMT 1995; MP PMT 2012 Q272 Errorless 2. Organic Evolution and Speciation MCQ
Which era is dubbed as the age of prokaryotic microbes
A.
Phanerozoic
B.
Proterozoic
C.
Precambrian
D.
Archean
CBSE PMT 1995 Q273 Errorless 2. Organic Evolution and Speciation MCQ
The presence of gill slits in the embryos of all vertebrates supports the theory of
A.
Recapitulation
B.
Organic evolution
C.
Metamorphosis
D.
Biogenesis
CBSE PMT 1995 Q274 Errorless 2. Organic Evolution and Speciation MCQ
Which one of the following pairs is correctly matched
A.
Streamlined body -Aquatic adaptation
B.
Excessive perspiration-Xeric adaptation
C.
Parasitism-Intra-specific relationship
D.
Uricotelism-Aquatic habitat
CPMT 1995; 2000; BHU 2006 Q275 Errorless 3. Evidences of Evolution MCQ
Which of the following is the most evident source of evolution
A.
Fossils
B.
Embryos
C.
Morphology
D.
Vestigeal organs