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प्रश्न
Name the parts shown in the diagram.
Human jaw
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उत्तर
Wisdom teeth
संबंधित प्रश्न
Can the wing of a butterfly and the wing of a bat be considered homologous organs? Why or why not?
Explain with an example for the given, how the following provides evidence in favor of evolution in organisms :
Fossils
The wings of a housefly and the wings of a sparrow are an example of :
(a) analogous organs
(b) vestigial organs
(c) respiratory organs
(d) homologous organs
Identify the following pairs as homologous and analogous organs:
(i) Sweet potato and potato
(ii) Eye of octopus and eye of mammals
(iii) Thorns of Bougainvillaea and tendrils of Cucurbits
(iv) Fore limbs of bat and whale
Select a set of homologous organs from the following:
(A) Wings of a bat and wings of a butterfly
(B) Wings of a pigeon and wings of a bat
(C) Wings of a butterfly and wings of a pigeon
(D) Forelimbs of a duck, forelimbs of a cow and forelimbs of a lizard
Vestigial organ ______ present in human body is proof of evolution.
Write a short note based on the information known to you.
Embryology
Match the following.
| Column A | Column B |
| 1) Morphological evidences | a) Tail-bone or wisdom teeth |
| 2) Paleontological evidences | b) Leaf venation |
| c) Fossils |
Write a short note:
Embryological evidences
What is carbon dating?
Select the CORRECT match.
The fossil remains of Archaeopteryx is a connecting link between ______
Why do all the gametes formed in human females have an X chromosome?
Basic principles of embryonic development were pronounced by:
Evolutionary convergence is the development of:
The presence of gill slits, in the embryos of all vertebrates, supports the theory of ______.
Give an example for convergent evolution and identify the features towards which they are converging.
How do we compute the age of a fossil?
The evolutionary story of moths in England during industrialisation reveals, that 'evolution is apparently reversible'. Clarify this statement.
Find the odd one out:
