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
There are two opposing views about origin of modern man. According to one view Homo erectus in Asia were the ancestors of modern man. A study of variation of DNA however suggested African origin of modern man. What kind of observation of DNA variation could suggest this ?
A
Variation only in Asia and no variation in Africa
B
Similar variation in Africa and Asia
C
Greater variation in Africa than in Asia
D
Greater variation in Asia than in Africa

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