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प्रश्न
_______ is a connecting link between Annelida and Arthropoda.
विकल्प
Duck-billed platypus
Peripatus
Lungfish
Whale
उत्तर
Peripatus is a connecting link between Annelida and Arthropoda.
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संबंधित प्रश्न
What are vestigial organs?
Give two examples of vestigial organs in human beings and plants.
Explain with an example for the given, how the following provides evidence in favor of evolution in organisms :
Homologous organs
Given below is the list of vegetables available in the market. Select from these the two vegetables having homologous structures:
Potato, sweet potato, ginger, radish, tomato, carrot, okra (Lady’s finger)
(A) Potato and sweet potato
(B) Radish and carrot
(C) Okra and sweet potato
(D) Potato and tomato
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
Which of the following pairs of two vegetables represent the correct homologous structures?
(A) Sweet potato and potato
(B) Sweet potato and tomato
(C) Carrot and potato
(D) Radish and carrot
Write the similarity between the wing of a butterfly and the wing of a bat. What do you infer from the above with reference to evolution?
How analogy and homology considered as an evidence in support of evolution ?
An example of homologous organs is
Explain the terms analogous and homologous organs with examples.
The forelimbs of a frog, a bird and a man show the same basic design (or basic structure) of bones. What name is given to such organs?
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
Write short notes based upon the information known to you.
Connecting link
Answer the following question.
Wisdom teeth : Vestigial organs :: Lungfish : ....................
With the help of diagrams, describe emasculation and bagging.
Very short answer question:
What is vestigeal organ?
Match the following.
| Column A | Column B |
| 1) Morphological evidences | a) Tail-bone or wisdom teeth |
| 2) Paleontological evidences | b) Leaf venation |
| c) Fossils |
Enlist the evidences of evolution.
Biogenetic law states that ______.
The degenerated and non-functional organs found in an organism are called ______.
How do you differentiate homologous organs from analogous organs?
Which of these is not a vestigial organ in human beings?
Evolution has exhibited a greater stability of molecular structure when compared with morphological structures. Comment on the statement and justify your opinion.
Homologous organs are:
Cucurbits do not develop thick and woody stem as they are:
Basic principles of embryonic development were pronounced by:
What were the characteristics of life forms that had been fossilised?
Did aquatic life forms get fossilised? If, yes where do we come across such fossils?
What are we referring to? When we say 'simple organisms' or 'complex organisms'.
How do we compute the age of a rock?
The evolutionary story of moths in England during industrialisation reveals, that 'evolution is apparently reversible'. Clarify this statement.
Explain divergent evolution in detail. What is the driving force behind it?
I am the connecting link of annelida and arthropoda. What is my name?
Write down the difference between homologous and analogous organs.
Industrial melanism was highlighted by ______.
Pick the odd man out:
