11.
Book 'Philosophic Zoologique' published in the year 1809 was written by
A
Darwin
B
Lamarck
C
De Vries
D
Mendel
Answer :
Lamarck
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12.
A Scientist kept 69 generations of Drosophila in darkness even after that the flies had normal eyes, this disproves the law of
A
Synthetic theory
B
Natural selection
C
Germplasm theory
D
Acquired characters are inherited
Answer :
Acquired characters are inherited
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13.
Which was absent in the atmosphere at the time of origin of life?
A
$$NH_3$$
B
$$H_2$$
C
$$O_2$$
D
$$CH_4$$
Answer :
$$O_2$$
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14.
Analogous structures are a result of
A
Divergent evolution
B
Convergent evolution
C
Shared ancestry
D
Stabilizing selection
Answer :
Convergent evolution
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15.
What was the cranial capacity of java man
A
400 cc
B
650 cc
C
900 cc
D
1450 cc
Answer :
900 cc
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16.
The first ancestor of man whose fossils have been discovered was
A
Pithecanthropus
B
Zinjanthropus
C
Australopithecus
D
Neanderthal man
Answer :
Australopithecus
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17.
The idea of mutations was brought forth by
A
Gregor Mendel, who worked on Pisum sativum
B
Hugo de Vries, who worked on evening primrose
C
Hardy Weinberg, who worked on allele frequencies in a population
D
Charles Darwin, who observed a wide variety of organisms during sea voyage
Answer :
Hugo de Vries, who worked on evening primrose
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18.
Primitive atmosphere was made up pf the mixture of
A
Oxygen, ammonia, methane, water
B
Hydrogen, ammonia, methane, oxygen
C
Hydrogen, steam, methane, ammonia
D
Oxygen, methane, water, nickel
Answer :
Hydrogen, steam, methane, ammonia
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19.
Which of the following evidences does not favour the Lamarckian concept
A
Absence of limbs in snakes
B
Presence of webbed toes in aquatic birds
C
Melanization in peppered moth in industrial area
D
Lack of pigment in cava dwelling animals
Answer :
Melanization in peppered moth in industrial area
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20.
Forelimbs of cat, lizard used in walking; forelimbs of whale used in swimming and forelimbs of bats used in flying are an example of:
A
Analogous organs
B
Adaptive radiation
C
Homologous organs
D
Convergent evolution
Answer :
Homologous organs
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