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Question-1
The homologous organs show similarity in
(A)
Size
(B)
origin
(C)
function
(D)
appearance
Question-2
Splint bones are the vestigial organ in
(A)
Cow
(B)
horse
(C)
donkey
(D)
monkey
Question-3
The preserved fossil remains of Archaeopteryx, shows that.
(A)
It was a flying reptile in the Triassic period
(B)
It was flying reptile from the Permian period
(C)
Reptiles give rise to birds during Jurassic period
(D)
Reptiles gave rise to birds during Permian period
Question-4
According to one of the theories, primitive earth's atmosphere consisted water, ammonia, hydrogen and
(A)
CH
4
(B)
N
2
(C)
O
2
(D)
CO
2
Question-5
Which of the following set includes all vestigial structure of man?
(A)
ear muscle, atlas, body hair
(B)
coccyx, appendix, ear muscle
(C)
coccyx, wisdom teeth, patella
(D)
vermiform appendix, body hair, cochlea.
Question-6
Which of the following is not vestigial in human?
(A)
Coccyx
(B)
nail
(C)
third molar
(D)
abdomen
Question-7
The theory of catastrophism was given by:
(A)
Levan
(B)
Cuvier
(C)
Hottom
(D)
Hansen
Question-8
Swan neck flask experiment proved
(A)
Biogenesis
(B)
abiogenesis
(C)
gene therapy
(D)
both 1 & 2
Question-9
The testis of a man and ovaries of woman are
(A)
Vestigial structures
(B)
analogous structures
(C)
homologous structures
(D)
nonfunctional structures
Question-10
The 'Devonian Period' is considered to be as the age of
(A)
Fishes
(B)
reptiles
(C)
mammals
(D)
amphibians
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Plus 2 Biology Science
ICSE/ISC
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