1
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
2
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
3
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
De Vries gave his mutation theory on organic evolution while working on -
A
Althea rosea
B
Oenothera lamarckiana
C
Pisum sativum
D
Drosophila melanogaster
4
AIPMT 2005
MCQ (Single Correct Answer)
+4
-1
Which of the following is the relatively most accurate method for dating of fossils ?
A
Radio-carbon method
B
Uranium-lead method
C
Potassium–argon method
D
Electron-spin resonance method

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