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प्रश्न
Answer the following question.
Wisdom teeth : Vestigial organs :: Lungfish : ....................
उत्तर
Wisdom teeth : Vestigial organs :: Lungfish : Connecting links
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संबंधित प्रश्न
What are vestigial organs?
Differentiate between homology and analogy. Give one example of each.
Explain with an example for the given, how the following provides evidence in favor of evolution in organisms :
Homologous organs
How analogy and homology considered as an evidence in support of evolution ?
Four students P, Q, R and S differently reported the following set of organs to be analogous :
P. Forelimb of a frog and forelimb of a lizard
Q. Forelimb of a bird and forelimb of a human
R. Wings of a parrot and wings of a butterfly
S. Wings of a bird and wings of a bat
The two students who have reported correctly are :
(A) P and Q
(B) Q and R
(C) R and S
(D) P and S
Give the importance of fossil in support of organic evolution
What are homologous organs?
Out of bacteria, spider, fish and chimpanzee, which organism has a better body design in evolutionary terms? Give reason for your answer.
The presence of which of the following types of organs in two animals indicates that they are not derived from a common ancestor?
(a) homologous organs
(b) excretory organs
(c) analogous organs
(d) reproductive organs
The organs P and Q of two animals have different structures but similar functions. On the other hand, the two organs R and S of two other animals have the same basic structure but different functions.
(a) What are the organs like P and Q known as?
(b) Name the organs like P and Q. Also name the animals which have such organs.
(c) What are the organs like R and S called?
(d) Name the organs like R and S. Also name the animals which have such organs.
_______ is a connecting link between Annelida and Arthropoda.
What do you mean by vestigial structures? Name four vestigial organs found in man.
Very short answer question:
What is vestigeal organ?
Long answer question.
Would you consider wings of butterfly and bat as homologous or analogous and why?
Similarities in the initial stages indicate the _______ evidence.
Find an odd one out.
I am a connecting link between reptiles and mammals. Who am I?
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
Complete the flowchart.
Enlist the evidences of evolution.
Define the evidence of evolution shown in the figure.
Observe the given images and answer the following questions.
- Which evolutionary evidence does it indicate?
- What does it prove?
- State another example of evolutionary evidence.
Explain any five types of evidence that support the theory of evolution.
The degenerated and non-functional organs found in an organism are called ______.
A human hand, a front leg of a cat, a front flipper of a whale and a bat’s wing look dissimilar and adapted for different functions. What is the name given to these organs?
Select the CORRECT set of homologous organs.
Tendons and ligaments are examples of ______.
Which of the following is used as an atmospheric pollution indicator?
Analogous organs arise due to ______.
Appearance of antibiotic-resistant bacteria is an example of ______.
What were the characteristics of life forms that had been fossilised?
Give an example for convergent evolution and identify the features towards which they are converging.
You have studied the story of Pepper moths in England. Had the industries been removed, what impact could it have on the moth population? Discuss.
Evolutionary convergence is the development of a ______.
Give examples of homologous organs and analogous organs in plants.
Pick the odd man out:
