Population dispersal, Biology

Assignment Help:

Population Dispersal

Population dispersal is the movement of individuals into or out of the population or the population area. It occurs in three following ways in a population:

  • Emigration - one way outward movement of individuals from an area
  • Immigration - one way inward movement of individuals into an area.
  • Migration - periodic departure and return of individuals to same area.

Related Discussions:- Population dispersal

Disease, what is the differnce between syndrome and symptom?

what is the differnce between syndrome and symptom?

Hypoglycaemic treatment, Hypoglycaemic coma is a medical emergency. A loss ...

Hypoglycaemic coma is a medical emergency. A loss of consciousness is due to low sugar level. Patient should immediately be given biscuits, chocolates, sweet, fruit. If unconscious

Can high blood pressure causes the cardiovascular disease, Q. Can high bloo...

Q. Can high blood pressure causes the cardiovascular disease? Hypertension or high blood pressure: It is also one of the risk factors of cardiovascular disease and is frequentl

Define the need for classification of plants and animals, Define the Need f...

Define the Need for classification of Plants and Animals? First of all there is a need to know what classification is? Let us define in simple term. Classification is placing o

Define the functions of vitamin a, Define the Functions of Vitamin A? V...

Define the Functions of Vitamin A? Vitamin A (retinol) is an essential nutrient needed in small amounts by humans for the normal functioning of the visual system, growth and de

Explain the lateral and the apical buds of the plants, What is the differen...

What is the difference between the lateral and the apical buds of the plants? Lateral buds are portions of meristematic tissue situated in the base of the shoots. Apical bud

Nutrient absorption, Nutrient Absorption Except for carbon, oxygen and...

Nutrient Absorption Except for carbon, oxygen and hydrogen which are provided by CO 2 and water, all the other elements essential for plants are provided by the soil. Hence,

Explain what is fern allies - lycopophyta, Explain what is Fern Allies - Ly...

Explain what is Fern Allies - Lycopophyta ? Fern allies are those groups of vascular (with conducting vessels) plants that have close ties to the ferns. Sometimes they are refe

What is inflammatory bowel disease, Q. What is Inflammatory Bowel Disease? ...

Q. What is Inflammatory Bowel Disease? Inflammatory bowel disease is a general term used to refer to chronic inflammatory condition of the intestine. It is applied to three con

How does the excretory system of nematodes work, How does the excretory sys...

How does the excretory system of nematodes work? The metabolic residuals of nematodes are collected by two longitudinal lateral excretory channels that open in one excretory po

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