1
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Age of fossils in the past was generally determined by radio-carbon method and other methods involving radioactive elements found in the rocks. More precise methods, which were used recently and led to the revision of the evolutionary periods for different groups of organisms includes -
A
Electron spin resonance (ESR) & fossil DNA
B
Study of carbohydrates/proteins in fossils
C
Study of the conditions of fossilization
D
Study of carbohydrates/proteins in rocks
2
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
What kind of evidence suggested that man is more closely related with chimpanzee than with other hominoid apes ?
A
Evidence from fossil remains and the fossil mitochondrial DNA alone
B
Evidence from DNA extracted from sex chromosomes, autosomes
C
Comparison of chromosomes morphology only
D
Evidence from DNA from sex chromosomes only
3
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Which one of the following is living fossil ?
A
Cycas
B
Moss
C
spirogyra
D
Saccharomyces
4
AIPMT 2004
MCQ (Single Correct Answer)
+4
-1
Diversification in plant life appeared
A
By seed dispersal
B
Due to abrupt mutations
C
Due to long periods of evolutionary changes
D
Suddenly on earth
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