Demographic cycle, Biology

Assignment Help:

DEMOGRAPHIC CYCLE -

1.       First stage -

Bhigh   - Dhigh   =  0

2.       Second stage -

Bhigh   - Dlow   =  Gmore

eg. Many countries of South Asia, Africa, Kanya & Bangladesh.

3.       Third stage -

Bhigh   -  Dlow   =  G

eg. India, China, Singapore

4.       Fourth stage -

Blow   - Dlow   =  0

eg. Austria, U.K., Denmark, Swedeen.


Related Discussions:- Demographic cycle

Describe about the primary prevention - food allergy, Describe about the Pr...

Describe about the Primary Prevention - Food Allergy? Let us further, dwell on measures we could adopt in primary, secondary and tertiary prevention. Current research in primar

Endomitosis, why and where endomitosis happen.........?

why and where endomitosis happen.........?

Palliative and corrective procedures for cyanotic congenital, Palliative Pr...

Palliative Procedures   i)  This consists of enlarging the existing for a men ovale by putting a baloon through the defect (baloon septostomy) so that interatrial mixing of blo

Where in these kinds of cells can dna are found, Q. Bacteria are prokaryoti...

Q. Bacteria are prokaryotic cells, i.e., they don't have a membrane-delimited nucleus. Eukaryotes have cells with a delimited nucleus. Where in these kinds of cells can DNA are fou

Study of tonana larva, Study of tonana larva Tornaria larva is typical...

Study of tonana larva Tornaria larva is typical in the life-history of hemichordates. Examine the permanent slide and note the following features: I. The tornaria larva usu

ANIMAL RESPIRATION, WHAT IS THERE BETWEEN THE TRACHEA OF COCKROACH AND RABB...

WHAT IS THERE BETWEEN THE TRACHEA OF COCKROACH AND RABBIT

Prevention and control of water pollution, Various ways/techniques suggeste...

Various ways/techniques suggested for control of water pollution are as follows: 1. Pollutants (radio active, chemical, biological) present in water bodies can be removed by app

Procaryotes to eucaryotes, PROCARYOTES TO EUCARYOTES Procaryotes are th...

PROCARYOTES TO EUCARYOTES Procaryotes are the simple, unicellular organisms which do not have well defined nucleus, whereas eucaryotes are the complex;multicellular organisms w

Explain the applications of vitamin B12, Explain the Applications of vitami...

Explain the Applications of vitamin B 12 Cyanocobalamin is used in the preparation of liquid and dry drug formulations of all kinds. In the animal feed industry, usually co

Assuming the equilibrium potential for sodium ion, Assuming that the equili...

Assuming that the equilibrium potential for sodium ion across a skeletal muscle is +66 mv at a temperature of 37 degree celcius when the external concentration is 145 mM and the in

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd