Home
Class 12
BIOLOGY
Assertion : Age sex structure of human p...

Assertion : Age sex structure of human population in countries like France and Germany gives a steep pytamid.
Reason : In countries like Sudan and India, the population is increasing at a rapid rate.

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • APPLICATION OF BIOTECHNOLOGY

    TRUEMAN BIOLOGY|Exercise Multiple Choice Questions|122 Videos
  • BIODIVERSITT AND CONSERVATION

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|136 Videos

Similar Questions

Explore conceptually related problems

Assertion: The sex of kerala is highest in India. Reason: In countries like India the population is increased at a rapid rate

Assertion : The rate at which a population can be expected to grow in the future can be assessed graphically by means ofa population pyrmid. Reason : A triangular population pyramid is characteristics of a country whose population is stable, neither growing nor shrinking.

Assertion : In India, the human population is currently undergoing the lag phase. Reason: A major portion of Indian population is still below proverty line.

Directions: The given pie-charts compares the total population and the female population of six countries, Australia, Canada, Germany, India, USA and Philippines. The first pie chart gives the percentage distribution of the total population of the six countries, while, the second pie chart gives the percentage distribution of the female population of the six countries. Study the pie-charts and answer the questions that follow. If the number of females in Germany is 116550 less than the total population of USA and Philippines, and the total population of Germany is 25900 less than 2 times the female population of Australia, then what is the female population of Germany?

Directions: The given pie-charts compares the total population and the female population of six countries, Australia, Canada, Germany, India, USA and Philippines. The first pie chart gives the percentage distribution of the total population of the six countries, while, the second pie chart gives the percentage distribution of the female population of the six countries. Study the pie-charts and answer the questions that follow. If the average population of Australia, Canada and Germany is 155400 more than the total population of India, then the total population of USA and Philippines is how much less than the total population of India?

Directions: The given pie-charts compares the total population and the female population of six countries, Australia, Canada, Germany, India, USA and Philippines. The first pie chart gives the percentage distribution of the total population of the six countries, while, the second pie chart gives the percentage distribution of the female population of the six countries. Study the pie-charts and answer the questions that follow. If the total number of females in India and USA is equal to the total population of the Philippines, then what is the ratio of the number of males in Australia to the number of females in Canada?

TRUEMAN BIOLOGY-Applications of Biology -ASSERTION AND REASON
  1. [A]: Cocaine is an alkaloid derived from the shrub Cannabis sativa. ...

    Text Solution

    |

  2. [A]: Winged bean is widely cultivated throughout India. [R]: The ...

    Text Solution

    |

  3. Assertion : Age sex structure of human population in countries like Fr...

    Text Solution

    |

  4. [A]: Decrease in mortality would result in de- creased population grow...

    Text Solution

    |

  5. Assertion. Death is regarded as the most regulatory process on earth. ...

    Text Solution

    |

  6. [A]: The ideas of Thomas Malthus are more applicable today. [R]: ...

    Text Solution

    |

  7. [A]: Since 1960 s, there is a dramatic in- crease in human population ...

    Text Solution

    |

  8. [A]: Oral contraceptive pills are meant for family planning purpose. ...

    Text Solution

    |

  9. [A]: Environment resistance does not limit population growth. [R]...

    Text Solution

    |

  10. [A]: Growth curve is the graphic representa- tion of the total growth ...

    Text Solution

    |

  11. [A]: Demography is the study of human popu- lation growth & production...

    Text Solution

    |

  12. Assertion : Interferons are a type of antibodies produced by body cell...

    Text Solution

    |

  13. Assertion (A): Organ transplantation patients are given immunosuppress...

    Text Solution

    |

  14. Assertion : Persons sufffering from haemophilia fail to produce blood ...

    Text Solution

    |

  15. Assertion . Senescence is the time when age associated defects are man...

    Text Solution

    |

  16. Assetion: In recombinant DNA technology, human genes are often transfe...

    Text Solution

    |

  17. Assertion : Agrobacterium tumefaciens is popular in genetic engineerin...

    Text Solution

    |

  18. [A]: Typhoid carriers may be cured by remov- ing their spleen. [R...

    Text Solution

    |

  19. [A]: Foot and mouth disease causes ulcer- ation in mouth and hoof clef...

    Text Solution

    |

  20. [A] : A blood dialyser is an artificial kidney which can sustain kidne...

    Text Solution

    |