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The promotion of declining populations and of fatal disability and disease is the role of micro-organisms in the biological control of pests. Micro-organisms can include such entities of household recognition as bacteria and fungi. They may introduce disabling and terminal viruses into pest-minded arthropods, birds, mammals and reptiles.
Owls are important to the environment because they control rodent issues which also help the farmers because if the rodents are eating the crops the farmers are losing money and it also effects livestock.
No , they are not poisonous but beneficial in their role as a means of pest control . See link for further information .
role of sugar in biological recognition
Martin E. Kennedy has written: 'Assessing the role of vertebrates in the biological control of invertebrate populations' -- subject(s): Biological control, Insect pests, Invertebrate pests, Vertebrates
Owls are predators.
it helps to control over population of lemmings For example, each owl eats more than 1,600 per year
I believe it is the role for something (Substance or Being) in nature So oxygen molecules will have the biological role to supply the animal's blood with oxygen
It isn't in the food chain because it has blood that you cannot eat
A rabies filled pest
mindless behavior
Helium is an inert gas and forms no compounds. It has no biological role. it is used in diving gases. Inhaled in large quantities it sis an asphyxiant.