Objective For Population Ecology

Multiple Choice Questions (MCQs)

  1. The number of indiyiduals living in a unit area is called:

(a) Density                    (b) Natality        (c) Mortality     (d) Dispersion

  1. The rate at which the new individuals are added to a
    population in a unit time is:

(a) Density                    (b) Natality        (c) Mortality     (d) Dispersion

  1. The rate at which the individuals are lost by death in a unit time is called mortality:

(a) Mortality                  (b) Natality        (e) Density       (d) Dispersion

  1. The random pattern of distribution of individual of a
    population over space
    is:

(a) Natality                    (b) Dispersion (c) Density          (d) Mortality

  1. The number of offspring or seeds produced at each
    reproductive cycle is:

(a) Clutch                      (b) Natality        (c) Density       (d) Dispersion

Answers:         1. (a) 2. (b) 3. (a) 4. (b) 5. (a)

Fill in blanks


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  1. The number of individuals of specie living in the same area at the same time is called__________
  1. The number of individuals living in a unit area is called_________
  2. The number of individuals or biomass per unit of total area inhabited by the specie is called_________ crude.
  1. The number of individuals or the biomass per unit of fiat area actually inhabited by the individual of the specie is called __________ density.
  1. The rate at which the individuals are lost by death in a unit time is called __________
  1. The number of individuals of population or biomass increased in unit time is call _________ growth.
  1. The relative number of individuals of each age in population is called _________ structure.
  1. The average span between the birth of individuals and the birth of their offspring is called _________ time.
  2. Ans

1. population 2. density                      3. crude          4. Ecological

5. mortality     6. population               7. age             8. generation

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