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

Female reproductive system from the external vulva, Q. What are the anatomi...

Q. What are the anatomical relationships between the organs of the female reproductive system from the external vulva to the ovaries? The external female genitalia are called t

Mineral nutrition, Normal 0 false false false EN-IN X...

Normal 0 false false false EN-IN X-NONE X-NONE

Define the term archenteron, Define the term Archenteron ? The name give...

Define the term Archenteron ? The name given to the primitive gut, the first tube that runs through the developing embryo and is open to the external environment. Formed during

Explain how a cell produces and releases proteins, Explain how a cell produ...

Explain how a cell produces and releases proteins. Proteins are made on ribosomes and packaged into vesicles by the Golgi apparatus. The vesicles move to the cell membrane and

What is the ranges of tolerance and performance optima, What is the ranges ...

What is the ranges of tolerance and performance optima? Ranges of Tolerance and Performance Optima :   When it comes to physical factors or resources, most species are able to

Define kingdom monera and protista?, Q. Which are the beings that constitut...

Q. Which are the beings that constitute the kingdom Monera? The kingdom Monera is the kingdom of the prokaryotes, archaebacteria and composed of bacteria. Q. Which are the

Transmissible gastroenteritis of swine, Transmissible gastroenteritis of sw...

Transmissible gastroenteritis of swine The disease, first reported from the USA in 1964, is caused by antigenic group 1 mamalian coronavirus, a member of genus Coronavirus of

Water relations in terrestrial environment, Water Relations in Terrestrial ...

Water Relations in Terrestrial Environment Insects are the largest group of metazoans which have most successfully invaded the terrestrial environment. In addition, most arach

How does immune process that causes the hemolytic disease, How does the imm...

How does the immune process that causes the hemolytic disease of the newborn take place? In a hemolytic disease of the newborn the mother has Rh- blood and this mother when gen

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