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प्रश्न
______ is a vestigial organ in human beings.
विकल्प
Wisdom teeth
Ear muscles
Body hairs
All the above
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उत्तर
All the above
Explanation:
All the given options are vestigial organs/structures in human beings:
- Wisdom teeth – no longer needed for chewing tough food.
- Ear muscles – humans cannot move their ears like some animals.
- Body hairs – reduced in function compared to early humans.
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संबंधित प्रश्न
What are vestigial organs?
If you are asked to select a group of two vegetables, out of the following, having homologous structures which one would you select?
(a) Carrot and radish
(b) Potato and sweet potato
(c) Potato and tomato
(d) Lady finger and potato
Four students A, B, C and D reported the following set of organs to be homologous. Who is correct ?
(A) Wings of a bat and a butterfly
(B) Wings of a pigeon and a bat
(C) Wings of a pigeon and a butterfly
(D) Forelimbs of cow, a duck and a lizard
Which one of the following pairs of vegetables is an example of homologous structures?
(A) Potato and sweet potato
(B) Carrot and radish
(C) Carrot and tomato
(D) Tomato and radish
Out of bacteria, spider, fish and chimpanzee, which organism has a better body design in evolutionary terms? Give reason for your answer.
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
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Similarities in the initial stages indicate the _______ evidence.
Find an odd one out.
Select the correct statement.
Select the CORRECT set of homologous organs.
Analogous organs arise due to ______.
Did aquatic life forms get fossilised? If, yes where do we come across such fossils?
Give an example for convergent evolution and identify the features towards which they are converging.
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Give a scientific reason.
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