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The evidence for the origin of birds fro...

The evidence for the origin of birds from reptiles is the presence in them of `:`

A

feathers

B

scales

C

claws

D

hairs

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The correct Answer is:
B
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MOTION-ANIMAL KINGDOM-EXERCISE -2(NCERT Based Questions) ANALYTICAL QUESTIONS
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  2. The greatest evolutionary change enabling the land vertebrates to be c...

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  3. During the life-cycle, Fasciola hepatica ( liver-fluke) infects its in...

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  4. A mammal in which milk is squirted down to throat of baby by muscular ...

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  5. Which of the following does not make a nest of its own?

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  6. Identify the correct match from the column I, II and III {:("Column ...

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  7. How many in the given examples of animals are Coelenterates, Physali...

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  8. Identify the following four animals (1, 2, 3 and 4) given below. Which...

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  9. How many organism are releated with Echinodermata phylum Star fish, ...

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  10. Which of the following unicellular organism has a macronucleus for tro...

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  11. Which one of the following features is common in silverfiish, scorpion...

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  12. Adult Wuchereria bancrofti attacks

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  13. In which animal nerve cell is present but brain is absent?

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  14. Which group of vertebrates comprises the highest number of endangered ...

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  15. Annual migration does not occur in the case of

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  16. Which one of the following is not a living fossil?

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  17. Which one of the following groups of structures// organs have similar...

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  18. The evidence for the origin of birds from reptiles is the presence in ...

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  19. In which one of the following groups an animals are hermaphrodite

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  20. Which of the following shows the sexual dimorphism

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