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How many of the following are examples o...

How many of the following are examples of homologus structures in plant :
(a) Eyes of octapus and mammal
(b) Potato and sweet potato
(c) Forelimbs of whale, bat cheetah and human
(d) Vertebrate heart
(e) Thorn of bougainvillea and tendril of cucurbita
(f) Potato and corrot
(g) Potato and radish

A

Four

B

Three

C

Two

D

One

Text Solution

Verified by Experts

The correct Answer is:
D
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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.

(a) Select the homologous structures from the combinations given below: (i) Forelimbs of whales and basts (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.

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.

Identify the following paris of Homologous or Analogous organs: i) Sweet potato and potato ii) Eye of octopus and eye of mammals iii) Thorns of Bougainvillea and tendrils of Cucurbits. iv) Fore limbs of Bat and Whale.

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

Choose the homologous organs from the given options . I. Vertebrate hearts II. Vertebrate brains III. Thorn and tendrils of Bougainvillea and Cucurbita IV. Sweet potato & potato The correct combination is

Choose the pairs of organs that are a result of convergent evolution i. Wings of butterflies and wings of birds. ii. Flippers of penguins and flippers of dolphins iii. Eyes of octopus and eyes of mammals. iv. Thorns of Bougainvillea and tendrils of Cucurbia. v. Sweet potato and potato. vi. Vertebrate hearts and vertebrate brains

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 © Archaepteryx is modern bird of Mesozoic era (D) Sweet potato and potato are the example of analogy

MOTION-EVOLUTION-Exercise - 2
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  6. Which evolved into the first amphibians?

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  7. When reptiles come down which animals took over the earth?

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  9. Therapsids were evolved into-

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  10. Believers of spontaneous generation theory believed that :

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  12. Fossilization can occur where:

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  13. Fossil X can be considered to have evolved earlier than fossil Y if :

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  14. What is sequence in the evolution of mammals?

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  15. There would be no evolution if :

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  16. If population of a species is transfered to more suitable environment ...

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  18. Chances of inheritable and evolutionary changes are more in such speci...

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  19. One major criticism of Darwin's theory is that :

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