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Embryology and Fossils

Identify the ...

Question

Identify the examples of homologous structures from the following.
(i) Vertebrate hearts
(ii) Thorns in Bougainvillea and tendrils of Cucurbita
(iii) Food storage organs in sweet potato and potato

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Solution

(i) Vertebrate hearts and (ii) Thorns in Bougainvillea and tendrils of Cucurbita.

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Similar questions

Q. (a) Select the homologous structures from the combinations given below:
(i) Forelimbs of whales and bats
(ii) Tuber of potato and sweet potato
(iii) Eyes of octopus and mammals
(iv) Thorns of Bougainvillea and tendrils of Cucurbita

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

Q. (a) Differentiate between analogous and homologous structures.
(b) Select and write analogous structures from the list given:
(i) Wings of butterfly and birds
(ii) Vertebrate hearts
(iii) Tendrils of bougainvillea and Cucurbita
(iv) Tubers of sweet potato and potato.

Q. Identify the following pairs as homologous or analogous organs.
(i) Sweet potato and potato
(ii) Eye of octopus and eye of mammals
(iii) Thorns of Bougainvillaea and tendrils of Cucurbits
(iv) Fore limbs of bat and whale

Q. How many of these is/are example(s) of homologous structures?
I. Vertebrate hearts
II. Potato and carrot
III. Potato and radish
IV. Vertebrate brains
V. Flippers of penguin and dolphin

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