As nouns the difference between environment and ecophysiology

is that environment is the surroundings of, and influences on, a particular item of interest while ecophysiology is (biology) the study of the relationships between, and adaptation of, the physiology of an organism and its environment.

In biology terms the difference between symbiotic and ectosymbiont

is that symbiotic is of, or relating to symbiosis; living together while ectosymbiont is a partner in a symbiotic relationship that remains on the surface of its host or occupies a body cavity.

As an adjective symbiotic

is of, or relating to symbiosis; living together.

As nouns the difference between host and ectosymbiont

is that host is autumn (season) while ectosymbiont is (biology) a partner in a symbiotic relationship that remains on the surface of its host or occupies a body cavity.

As a noun ectosymbiosis

is (biology) a form of symbiosis in which a partner (the ectosymbiont ) remains on the surface of its host.

As an adjective ectosymbiotic is

of or pertaining to ectosymbiosis or an ectosymbiont.

As a noun ectosymbiont

is (biology) a partner in a symbiotic relationship that remains on the surface of its host or occupies a body cavity.

As an adjective ectosymbiotic is

of or pertaining to ectosymbiosis or an ectosymbiont.

In biology|lang=en terms the difference between symbiosis and ectosymbiosis

is that symbiosis is (biology) a close, prolonged association between two or more organisms of different species, regardless of benefit to the members while ectosymbiosis is (biology) a form of symbiosis in which a partner (the ectosymbiont ) remains on the surface of its host.

As nouns the difference between symbiosis and ectosymbiosis

is that symbiosis is a relationship of mutual benefit while ectosymbiosis is (biology) a form of symbiosis in which a partner (the ectosymbiont ) remains on the surface of its host.

As nouns the difference between chitin and chitooligosaccharide

is that chitin is chitin while chitooligosaccharide is (organic chemistry) an oligosaccharide derived from chitin; chitosan.

In organic chemistry terms the difference between chitosan and chitooligosaccharide

is that chitosan is a carbohydrate oligosaccharide derived from chitin, sometimes used to the absorption of fat while chitooligosaccharide is an oligosaccharide derived from chitin; chitosan.

As nouns the difference between carbohydrate and chitosan

is that carbohydrate is a sugar, starch, or cellulose that is a food source of energy for an animal or plant; a saccharide while chitosan is a carbohydrate oligosaccharide derived from chitin, sometimes used to the absorption of fat.

As nouns the difference between oligosaccharide and chitosan

is that oligosaccharide is a polysaccharide of low molecular weight, being a polymer of between three and seven monosaccharide units while chitosan is a carbohydrate oligosaccharide derived from chitin, sometimes used to the absorption of fat.