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प्रश्न
Find an odd one out.
पर्याय
Human hand
flipper of whale
cat’s foreleg
wings of birds
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उत्तर
wings of birds
APPEARS IN
संबंधित प्रश्न
“Two areas of study namely 'evolution' and 'classification' are interlinked'. Justify this statement.
Select two pairs from the following which exhibit divergent evolution. Give reasons for your answer.
(i) Forelimbs of cheetah and mammals
(ii) Flippers of dolphins and penguins
(iii) Wings of butterflies and birds
(iv) Forelimbs of whales and mammals
How analogy and homology considered as an evidence in support of evolution ?
Explain with an example for the given, how the following provides evidence in favor of evolution in organisms :
Fossils
The organs which perform different functions but have the same basic structure are known as :
(a) homologous organs
(b) analogous organs
(c) homolytic organs
(d) analytic 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
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.
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
“Appearance of melanised moths post-industrialisation in England is a classic example of evolution by natural selection.” Explain.
Choose the correct option of the following question:
Wings of Insect and Birds are examples of :
Define fossil.
Find an odd one out.
Name the parts shown in the diagram.
Human jaw
Write a short note:
Embryological evidences
What is carbon dating?
Biogenetic law states that ______.
Select the CORRECT set of homologous organs.
The study of fossil evidence of evolution is called ______
Which of the following is used as an atmospheric pollution indicator?
Industrial melanism was highlighted by ______.
