NEET Zoology Reproductive Health Questions Solved


Birth rate = B

Death Rate = D

Emigration = E

Immigration = I

     Column-I

   Column-II

A. Population is stable

I.   B + I > D + E

B. Population is increasing

II.  B + I = D + E

C. Population is decreasing

III. B + I < D + E

 

IV. B + E > D + I

(1) A - II, B - I, C – III

(2) A - II, B - IV, C - III

(3) A - III, B - IV, C – I

(4) A - I, B - II, C - IV

(1) Population increases due to increase in birth rate and immigration while population decreases due to increase in death rate and emigration.

A. Population is stable when B+I = D+E

B. Population is increasing when B+I > D+E

C. Population is decreasing when B+I < D+E.

Difficulty Level:

  • 75%
  • 17%
  • 7%
  • 3%
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