Home
Class 12
BIOLOGY
Ratio between mortality and natality is ...

Ratio between mortality and natality is :

A

Vital index

B

Population ratio

C

Density coefficient

D

Census ratio

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ORGANISMS AND POPULATIONS

    MODERN PUBLICATION|Exercise COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(B. MATCHING TYPE QUESTIONS: )|4 Videos

  • ORGANISMS AND POPULATIONS

    MODERN PUBLICATION|Exercise COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(C. ASSERTION - REASON TYPE QUESTIONS: )|10 Videos

  • ORGANISMS AND POPULATIONS

    MODERN PUBLICATION|Exercise REVISION EXERCISES (VI. LONG ANSWER TYPE QUESTIONS)(B. QUESTIONS FROM CBSE EXAMINATIONS)|8 Videos

  • MOLECULAR BASIS OF INHERITANCE

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST (Section - E)|1 Videos

  • PRINCIPLES OF INHERITANCE AND VARIATION

    MODERN PUBLICATION|Exercise CHAPTER PRACTICE TEST section-e(Long answer type question)|1 Videos

Similar Questions

Explore conceptually related problems

[A] : The community that ends in a succession is known as climax community . [R] : For a species population in climax community to be stable , there must be a balance between natality and mortality .

(a) Write any two differences between Natality and Mortality rates. (b) Explain three kinds of population with regard to age distribution.

Following table summarises the differences between natality and mortality. Select the incorrect ones. {:("Natality","Mortality"),((i)"Natality is number of births per unit population per unit time.","It is number of deaths per unit population per unit time."),((ii)"It adds new individuals to the population.","It removes individuals from the population"),((iii)"It increase the size of population.","It decreases the size of population"),((iv)"It increase population density.","It reduces population density."),((v)"It is low when population size is small and high when population size is large.","It is high when population size is small and low when population size is large."):}

What is natality?

What is natality?

What is natality?

What is mortality?

What is mortality rate?

MODERN PUBLICATION-ORGANISMS AND POPULATIONS -COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)(A. MULTIPLE CHOICE QUESTIONS)
  1. Which one is the edaphic factor of biosphere ?

    Text Solution

    |

  2. Genetically adapted population to a particular habitat is called:

    Text Solution

    |

  3. Ratio between mortality and natality is :

    Text Solution

    |

  4. The figure given below is a diagrammatic representation of response of...

    Text Solution

    |

  5. A renewable exhaustible natural resource is

    Text Solution

    |

  6. Which one of the following is a xerophytic plant in which the stem is ...

    Text Solution

    |

  7. In cold climate, the animals have short tail, shorter limbs and ears, ...

    Text Solution

    |

  8. Which of the following is a long day plant

    Text Solution

    |

  9. The species, though insignificant in number, determine the existence o...

    Text Solution

    |

  10. Which of the following soil is transported by air?

    Text Solution

    |

  11. The timing of seasonal activity of plants in relation to change in env...

    Text Solution

    |

  12. Who is considered as father of ecology in India ?

    Text Solution

    |

  13. A common means of sympatric speciation is

    Text Solution

    |

  14. Many fresh water animals cannot live for long is sea water and vice ve...

    Text Solution

    |

  15. The formula of growth rate for population in given time is :

    Text Solution

    |

  16. An evolutionary pattern characterised by a rapid increase in number an...

    Text Solution

    |

  17. the volume and surface area of a deer is 1,50, 000 cm^(3) and 19, 000 ...

    Text Solution

    |

  18. Considered the following four conditions (A-D) and select the correct ...

    Text Solution

    |

  19. Inter-breeding animals belong to the same

    Text Solution

    |

  20. Lichen represents symbiotic relationship between

    Text Solution

    |