Home
Class 12
BIOLOGY
Assertion : Ginkgo biloba is living foss...

Assertion : Ginkgo biloba is living fossil.
Reason : Organisms which have persisted and remain unchanged for the past several million years while their relative disappeared.

A

Both Assertion and Reason are true, but Reason is the correct explanation of Assertion

B

Both Assertion and Reason are true, but Reason is not the correct explanation of Asseration

C

Assertion is true, but Reason is false

D

Asseration is false , but Reason is true

Text Solution

Verified by Experts

The correct Answer is:
A

Ginlgo biloba is a living fossil because it is unchanged for many hundred years , while its relatives disappeared
Promotional Banner

Topper's Solved these Questions

  • EVIDENCES OF EVOLUTION

    ARIHANT NEET|Exercise Chapter exercises (Medical entrances gallery)(Collection of questions Asked in NEET & Various Medical Entrance Exams )|58 Videos
  • EVIDENCES OF EVOLUTION

    ARIHANT NEET|Exercise Chapter exercises (Taking it together) (Assorted question of the chapter for advanced Level Practice )|102 Videos
  • ENVIRONMENTAL ISSUES

    ARIHANT NEET|Exercise Chapter exercises ( C) Medical entrances gallery (Collection of Questions Asked in NEET & in Various Medical Entrance Exams)|97 Videos
  • EVOLUTION OF HUMAN

    ARIHANT NEET|Exercise CHAPTER EXERCISES (COLLECTION OF QUESTIONS ASKED IN NEET &VARIOUS MADICAL ENTRANCE EXAMS)|23 Videos

Similar Questions

Explore conceptually related problems

Which of the following remained unchanged for last many million years :–

Assertion : Acraniata is a group of organisms which do not have distinct cranium. Reason : If includes small marine forms without head.

Assertion: Acraniata is a group of organisms which do not have distinct cranium. Reason: It includes small marine forms without head.

Assertion. Latimeria is described as the living fossil. Reason. It is the oldest living fish and have survived till today without any change in it.

Assertion : Tropical regions have got a long evolutionary time for species diversification as compared to temperate regions. Reason : Temperate regions have undergone frequent glaciations in the past whereas tropical regions have remained relatively undisturbed for millions of years.

Assertion (A): Fossils are remains of dead organisms. Reason (R): It is helpful in study of evolution .

Assertion : The first living organisms were heterotrophs. Reason : The were surrounded by preformed organic molecules which they used as food

Assertion : Threatened species are those living species which have been greatly reduced in their number and are liable to become extinct if the causative factors continue. Reason : IUCN is an international organisation which maintains the IUCN red list of threatened species, to assess the conservation status of different species.

Assertion : Petrified fossils contain hard parts of organisms. Reason : Moulds and casts lack the remains of organisms.

ARIHANT NEET-EVIDENCES OF EVOLUTION-Chapter exercises (Medical entrances special format questions )(Statement based questions)
  1. Consider the following statements. I. Neoteny. is reproduction of ax...

    Text Solution

    |

  2. Which of the following staten1ents about geological tirne scale are co...

    Text Solution

    |

  3. Choose the true state1nents from the follovving: l. Birbal Sahni is ca...

    Text Solution

    |

  4. Which of the following is Lrue about Archaeopteryx? I. Jaws are modi...

    Text Solution

    |

  5. Fossils are studied for I. tracing evolutionary history of organisms...

    Text Solution

    |

  6. Match the following Columns

    Text Solution

    |

  7. Match the following Columns.

    Text Solution

    |

  8. Match the following Columns.

    Text Solution

    |

  9. Assertion : Ginkgo biloba is living fossil. Reason : Organisms which...

    Text Solution

    |

  10. Assertion : Homologous organs have common ancestry and similar functio...

    Text Solution

    |

  11. Assertion Third molars and hairs on body in humans are examples of ata...

    Text Solution

    |

  12. Asseration Aschaeozoic era contains abundant fossils Reason Life ori...

    Text Solution

    |

  13. Asseration Petrified fossils contains hard parts of orginisms Reason...

    Text Solution

    |

  14. Assertion : Comparative biochemistry provides a strong eviednce in fav...

    Text Solution

    |

  15. Assertion : From evolutionary point of view, human gestation period is...

    Text Solution

    |

  16. Asseration Amphibians have evolved from fishes Reason Archaeopteryx ...

    Text Solution

    |

  17. Assertion During development, general characters appear before special...

    Text Solution

    |