Q.

Tendril of Cucurbita and thorns of Bougainvillea are


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a

Vestigial organ

b

Analogous organ

c

Homologous organ

d

  None of the above 

answer is C.

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Detailed Solution

Concept-  The homologous organs are similar (or are embryological same), however, perform different functions in several organisms.
The organs which have the anatomically same structure but are different in functions are known as homologous organs. The examples of homologous organs are given as: Mouth parts of cockroach, honey bee, butterfly. Forelimbs of man, whale, bat, cheetah.These offer strong proof within the favor of evolution. Example: The bone structure ascertained in wings of birds, wings of bats, flippers of dolphins, and arms of individuals at large tally with each other, though they seem strikingly totally different on the skin and though they vary in performance however they're similar in complex body part.
Hence, the correct answer is 3.
 
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