Answer:
A. Nitrogen is the most abundant
.
B. Oxygen is the most plentiful gas about 21% by volume.
Explanation:
Nitrogen is the most abundant gas present in the atmosphere about 78 % by volume while the second most abundant gas is oxygen which is about 21 % in the atmosphere which is used by the living organism for breathing and energy production. Nitrogen is used by the plants for the production of amino acids and enzymes formation. Carbon-dioxide is present in a very low amount about 0.03 % in the atmosphere which is used by the plants during photosynthesis process.
Ethan has been eating salads without first washing the lettuce. He risks ingesting E-Coli and Salmonella bacteria.
- You could inhale dangerous bacteria from the soil or pesticides used on the produce in the fields if you eat unwashed produce. Furthermore, it's possible that you'll consume bugs that were collected with the produce.
- Animal-based foods like meat, poultry, eggs, dairy products, and shellfish are frequently the cause of food poisoning in humans.
- Fruits, vegetables, and other raw foods, however, can potentially be polluted and sicken people if they aren't rinsed beforehand.
- Fruits and vegetables that are the safest are cooked; those that are the next-safest are washed.
- Prevent eating unwashed fresh food. Fresh produce has many health benefits, but eating raw fruits and vegetables occasionally puts you at risk for food poisoning from pathogens including Salmonella, E. coli, and Listeria.
learn more about bacteria here: brainly.com/question/6941760
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D<span>. </span>Primary succession<span> / </span>secondary succession<span> e. Genetic drift / </span>primary succession<span>. </span>d<span>. ... A predictable series of </span>environmental<span> changes </span>occur<span> in an </span>ecosystem<span> after a ... An </span>area<span> of </span>bare rock<span> outcrop is colonized by small lichens and mosses for ... Weed seeds will </span>not<span> disperse over a large enough </span>area<span> to colonize a prairie. a.</span>
The structural unit of compact bone is called an osteon, or sometimes referred to as a Haversian system. Compact bone is made up of many osteons
