Multiple Choice QuestionsHaeckel's biogenetic law or recapitulation theory states that
life history of an animal reflects evolutionary history of the same
progeny resembles parents
mutations are acquired characters
all organisms begin their life from zygote
Name the ship on which Darwin got opportunity for a voyage of world.
Titanic
Vikrant
Vectoria
Beagle
Two 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
A.
analogous
The organs which have similar function but are different in their structure and origin are called Analogous organs.
The organs which have same fundamental structure and origin but function may be similar or different are called Homologous organs.
The organs which are present in reduced form and do not perform any function in the body but correspond to the fully developed functional organs of related animals are called vestigial organs.
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
Switch
