1
AIPMT 2007
MCQ (Single Correct Answer)
+4
-1
Which one of the following statements is correct?
A
Ontogeny repeats phylogeny.
B
There is no evidence of the existence of gills during embryogenesis of mammals.
C
Stem cells are specialized cells.
D
All plant and animal cells are totipotent.
2
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
An important evidence in favour of organic evolution is the occurrence of-
A
Homologous organs onl
B
Homologous and vestigial organs
C
Homologous and analogous organs
D
Analogous and vestigial organs
3
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Which one of the following amino-acids was not found to be synthesized in Miller's experiment ?
A
Aspartic acid
B
Alanine
C
Glycine
D
Glutamic acid
4
AIPMT 2006
MCQ (Single Correct Answer)
+4
-1
Jurassic period of the Mesozoic era characterized by-
A
Radiation of reptiles and origin of mammal like reptiles
B
Flowering plants and first dinosaurs appear
C
Gymnosperms are dominant plants and first birds appear
D
Dinosaurs become extinct and angiosperms appear
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