Which role of bacteria is the most beneficial in terms of maintaining the health of the plant populations in our ecosystems? Bacteria serving as a major food source for secondary consumers.

Bacteria aiding in digestion in the intestines of animals.

Bacteria producing oxygen for the oxygenation of the earth's atmosphere.

Bacteria decomposing dead materials which returns nutrients to the soil.

Bacteria producing oxygen for the oxygenation of the earth's atmosphere.

Explanation: NOT FOR SURE

c. genetic engineering

explanation:

they each offer a fresh glut of resources to the organisms that can arrive and exploit them. as individuals and new species continue to appear, they actively and passively alter the environment. competition for shared resources increases, local abiotic and biotic conditions shift, and the relative abundances of species change accordingly. the process is called ecological succession, and it is one of the earliest and most well-known concepts in ecology.