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Are the thorn of Bougainvillea and tendr...

Are the thorn of Bougainvillea and tendril of cucurbita homologous or analogous. What type of evolution has brought such a similarity in them?

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### Step-by-Step Solution: 1. **Identify the Structures**: The question asks about the thorn of Bougainvillea and the tendril of Cucurbita. 2. **Understand the Functions**: - The **thorn of Bougainvillea** serves a protective function, helping to deter herbivores. - The **tendril of Cucurbita** serves a supportive function, allowing the plant to climb and support itself. ...
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Thorn of Bougainvillea and tendril of Cucurbita are examples of :

Thorn of Bougainvillea and tendril of Cucurbita are examples of :

Thorn of Bougainvillea and tendril of Cucurbita are examples of :

Which of the following statement is correct ? (A) Thorn of Bougainvillea and tendrill of Cucubita show analogy (B) Homologous organs are pentadactyl organ of man cheetah and whale , they are modified forelimbs (C) Archaepteryx is modern bird of Mesozoic era (D) Sweet potato and potato are the example of analogy

Tendrils of Cucurbita and thorns of Bougainvillea are

Assertion: Thorns and tendrils of Bougainvillea and Cucurbita represent homology. Reason: Homologous organs have similar functions but are different in their structural details and origin.

Which one of the following options gives one correct example each of convergent evolution and divergent evolution ? {:("Convergent evolution","Divergent evolution"),("(1)Thorns of Bougainvillea and tendrils of Cucurbita","Wings of butterflies and birds"),("(2)Bones of forelimbs of vertebrates ","Wings of butterflies and birds"),("(3)Thorns of Bougainvillea and tendrils of Cucurbita","Eyes of octopus and mammals"),("(4)Eyes of octopus and mammals","Bones of forelimbs of vertebrates"):}

Select the homologous structures from the combinations given below : Forelimbs of whales and bats Tuber of potato and sweet potato Eyes of octopus and mammals Thorns of Bougainvillea and tendrils of Cucurbita. (b) State the kind of evolution they represent.

{:("Convergent evolution","Divergent evolution"),((1)"Bones of forelimbs of vertebrates","Wings of butterfly and birds"),((2)"Thorns of Bougainvillia and tendrils of Cucurbita","Eyes of Octopus and Mammals"),((3)"Eyes of octopus and mammals","Bones of forelimbs of vertebrates"),((4)"Thorns of Bougainvillia and tendrils of Cucurbita","Wings of butterflies and birds"):}

Mention the types of evolution that has brought the similarity as seen in potato tuber and sweet potato

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