Possibilities of evolutionary changes are maximum in the organisms that reproduce by:
A.Spores
B.Binary Fission
C.Budding
D.Sexual reproduction
Category: Organic Evolution Mcqs
Organs once in use and fully developed but presently not in use in an organism are called:
A.Fossils
B.Vestigial organs
C.Homologous organs
D.Analogous organs
Cause of sudden extinction of a species may be:
A.Harmful mutation
B.Catastrophic changes of environment
C.Both (a) & (b)
D.None of these
Taxonomy is science of study related to:
A.External feature of animals
B.Functional anatomy
C.Classification of animals and plants
D.None of these
Which of the following structures provide a strong evidence in support of the process of organic evolution:
A.Gill clefts in the vertebrate embryos
B.Wings in the insects, birds and bats
C.Jointed legs of arthropods and mammals
D.Excretory organs in earthworm and frog
One of the following is an example of connecting link:
A.Kangaroo
B.Donkey
C.Monotremes
D.Leucosolania
The field of study in which Geology and Zoology are closely connected is called:
A.Archaeology
B.Zoogeography
C.Palaeotology
D.Cytology
Which of the following sets represent all the vestigial characters in human body:
A.Vermiform appendix, ear muscles and cochlea
B.Coccyx, parthyroid and chin
C.Coccyx, vermiform appendix and ear muscles
D.Vermiform appendix, coccyx and olecranon process
Which one represents a connecting link as an evidence from comparative anatomy in favour of organic evolution:
A.Whale between fishes and mammals
B.Archaeopteryx between birds and mammals
C.Duck-bill Platypus between reptiles and mammals
D.Lave Ape Man between modern man and peking man
Loan boy of Russia is example of:
A.Atavism
B.Recapitulation
C.Mutation
D.None of these
