Common origin of man and chimpanzee is best shown by _________________.
bandinig pattern in chromosomes number 3 and 6
cranical capacity
binocular vision
dental formula
Which one is irrelevent to evolution of man?
Perfection of hand for tool making
Increased ability to coomunicte or develop community behaviour
Change of diet from hard nuts/roots to soft food
Loss of tail
Theory inheritance of acquired characters was given by ____________.
Wallace
Lamarck
Darwin
de vries
Genetic drift operators only in ______________.
smaller populations
larger populations
mendelian populations
islands populations
Identify the correct sequence in which the following substances have appeared during the course of evolution of life on earth _______________.
Glucose, aminoacids, nucleic acids, proteins
ammonia, amino acids, proteins, nucleic acids
water, amino acids, nucleic acids, enzymes
amino acids, ammonia, phospahtes nucleic acids
Which of the following is regardedas thedirect ancestor of modern man?
Homo erectus
Ramapithecuss
Homo habilis
Cro - mangnon man
Which one of the following sets inculdes only the vestigial structures in man?
Body hair, olecranon process, coccyx patella
Wisdom teeth, mammarcy glands, coccyx, patella
Coccyx, nictitating membrane, vermiform appendix, ear muscles
Coccyx, body hair, ear ossicles, vermiform appendix
Weismann cut off tails of mice generation after generation but tails disappeared nor shoertened showing that ____________.
Darwin was correct
Appearance of recessive genes
gene frequency from one generation to next
None of the above
Correct order is _______________.
palaeozoic → Archaeozoic → Coenozoic
Archaeozoic→ palaezoic→ protenozoic
Palaeozoic →Mesozoic → coenozoic
Mesozoic → Archaeozoic→ proterozoic
The first organisms were _______________.
Chemoautotrophs
Chemoheterotrophs
Autotrophs
Eukaryotes
