What is commensalism

-
About
             Commensalism
   
Commensalism is a close association between two living organisms of different species which is beneficial to one and doesn't affect the other (host)

Example1-
                  Remora-shark relationship where remora fish (Echenis naurates) attached to the skin of the shark by means of strong sucker disc and transported to long distance at a faster speed by sharks motive power .

 - The remora also consumes food remnants cost of from the raws of the shark . Thus the remora benefits in two ways from this attachment.

Example2-
                   an orchid growing as an epiphyte on a mango tree gets shelter and nutrients from mango tree while the mango tree is neither be nefitted not harmed.



Popular posts from this blog

Interacting fact about tree

-
Interacting fact about tree               *   tree repair there damage tissue and replace there lost parts. In most vertebrate , limbs that have been lost Will not grow again. if large masses of tissue are destroyed , new tissue will not take place . Some new tissue will , of course, apper on the site of the injury , but they serve rather as a protection to the remaining tissue than as a replacement . But plants are superior to animals in this regard : they can repair their damaged tissue very efficiently and can often replace  lost parts.
Read more

F - block element What are f - block elements

-
What are F - Block Elements - F - block elements are consist of Lanthanides and Actinides. In Lanthanides, they are 14 element immediately following Lanthanum (57) from cerium (58) to lutecium (71) . These 14 element are called Lanthanides . These Lanthanides belong to first inner transition series .           In Actinides , these are also 14 elements immediately following Actinium (89) starting from Thorium (90) to lawrencium (103) . The element from Th (90) to Lr (103) are called Actinides . They belong to second inner transition series.
Read more

Essay on pollutants

-
Image
Essay on Air Pollutants Air Pollutants Air pollution is one of the most significant environmental issues affecting the health of people and the planet. Air pollutants are substances in the air that can cause harm to humans and the environment. These pollutants can be natural or man-made and include a variety of different chemicals, particulates, and biological materials. The major air pollutants include particulate matter (PM), ground-level ozone (O 3 ), carbon monoxide (CO), sulfur dioxide (SO 2 ), nitrogen oxides (NOx), and lead. Each of these pollutants has unique sources and effects on health and the environment. Particulate Matter (PM) Particulate matter, especially particles smaller than 10 micrometers, can penetrate deep into the lungs and even enter the bloodstream. Sources of PM include construction sites, unpaved roads, fields, smokestacks, and fires. Fine particulate matter (PM 2.5 ) is parti...
Read more