Advertisements
Advertisements
प्रश्न
Define phylogeny.
उत्तर
Phylogeny deals with the study of the evolutionary history of an individual/group of organisms.
APPEARS IN
संबंधित प्रश्न
Study the following statements:-
I. Wings of birds and wings of bats are homologous organs.
II. Wings of birds and wings of insects are modified forelimbs.
III. Wings of birds and wings of insects are analogous organs.
IV. Wings of birds and forelimbs of horse are homologous organs.
The correct statements are
(A) I and II
(B) II and III
(C) III and IV
(D) I and IV
With the help of any two suitable examples explain the effect of anthropogenic actions on organic evolution.
Explain the evolution of giraffe's neck according to Lamarck's theory of evolution.
What are homologous organs?
The organs which perform similar functions but have different basic structure are called :
(a) asymmetric organs
(b) analogous organs
(c) homologous organs
(d) homophonic organs
Choose the correct option of the following question:
Wings of Insect and Birds are examples of :
How do you differentiate homologous organs from analogous organs?
Select the correct statement.
Write avian characters of Archaeopteryx.
Give examples of homologous organs and analogous organs in plants.
