Plants are living beings and need food to grow in a healthy way. Plant food is supplied by the soil, which, in addition to sustaining it, is the deposit of substances from which vegetables feed.
These food substances are called nutrients, and they are all the elements, or chemical compounds, that beings ingest to guarantee the functioning of their body's metabolism and cellular actions. In short: nutrients are the fuel and raw material for life.
Answer:
Correct Answer:
A. All of these all correct
Explanation:
Megalopolis also called a city cluster is a group of two or more roughly adjacent metropolitan areas, which may be somewhat separated or may merge into a continuous urban region. <em>For example, the North- East Magalopolis in U.S.A is a region which contained over 50 million people, about 17% of the U.S. population on less than 2% of the nation's land area.</em>
The correct answer is; To save any work or data that they may have been working on. The command that needs to be given is "shutdown -h +15 It is time for a shutdown!"
Further Explanation:
By giving employees time to save their data and work, this helps with employee relations. If the system is shut down without notice, the employees could lose hours or even a whole days work. It is important that they are told in advance. Many companies will send an internal message or email and this will inform all employees of the shut down time and date.
Employers may also shut down systems for generator testing and will give a specific time frame for this also. This allows for all computers to be shut down and no work lost.
Learn more about system maintenance at brainly.com/question/5092577
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