Salmonella enteritidis causes a food-borne illness that kills 400 to 600 americans each year. it is found mainly on poultry products. rather than give large doses of antibiotics to poultry, some poultry producers infect the intestinal tract of hens with a harmless bacteria, resulting in a dramatic decrease of s. enteritidis found in the chickens. in this case, the producers have used the principle of?

Salmonella enteritidis causes a food-borne illness that kills 400 to 600 Americans each year. It is found mainly in poultry products. Rather than give large doses of antibiotics to poultry, some poultry producers infect the intestinal tract of hens with a harmless bacteria, resulting in a dramatic decrease of S. enteritidis found in the chickens. In this case, what principle did the producers use?

A) mutualism

B) predation

C) competitive exclusion

D) parasitism

Answer is:

C) competitive exclusion

Explanation:

It states that two species that compete for the limited same resources cannot stably coexist if they occupy exactly the same niche

Psalmist views that men have been bestowed the right to rule all animals and plants of the Earth.

Explanation:

Psalmist establishes that animals are higher and more intelligent than plants but are lower than humans. Among the animals, beasts such as lions are the most powerful and every other animals tremble before them.However, the lions' dominance ends when it meets humans. No matter how ferocious lions are, humans have the intellect and the capability to subdue even the most fearful beast of the animal kingdom.Psalmist says that humans have the authority to kill the lions if the situation arises or if it is compelling. It simply establishes that men have the right to rule over the animals and plants of the earth which has been bestowed by God.At the same, Psalmist also says that humans must take care of the environment and all the plants and animal in it. Therefore, it is the duty of a human to consider the welfare of the plants and animals of the earth.