Multiple Choice QuestionsTwo or more species occupying same or ovarlapping areas are :
sympatric
sibling
sub species
allopatric
Organs which differ in origin but perform similar functions :
analogous
homologous
vestigial
any of the above
Set which includes only analogous organs is :
wings of butterfly, housefly and bat
hindlegs of horse, grasshopper and bat
wings of btterfly and Wingspread of bat and birds
mandibles of cockrach, mosquito and honey bee
'Convergent Evolution' is shown by :
homologous organs
analogous organs
vestigial organs
above three
Example of Analogous organs is :
wings of bird and insect
forelimbs of horse and man
teeth of elephant and man
none of the above
To obtain amino-acids and other organic compounds, Stanley Miller and Urey used in his experiment :
mixture of O2, N2, CH4 and H2O
mixture of NH3, H2, N2 and H2O
mixture of H2, NH3, CH4, and H2O
mixture of H2, O2, CO2 and H2O
The eggs of eutherian mammals are
mesolecithal type
microlecithal type
telolecithal type
megalecithal type
B.
microlecithal type
Eutherian mammals have microlecithal eggs, i.e. having small amount of yolk.
Mesolecithal eggs (i.e. having moderate amount of yolk) are found in amphibians like frog, peteromyzon etc.
Telolecithal eggs (i.e. yolk presence at one pole) are found in some amphibians and birds.
Megalecithal eggs (i.e. large amount of yolk is present) are found in reptiles, birds and prototherian mammals.
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