You Take a Large Sample of Soil and Put It

question 36

Multiple Choice

You take a large sample of soil and put it all into individual pots.You then divide the pots into two groups: In the first group,every pot of soil has been sterilized,and thus contains no bacteria.In the other group,none of the pots of soil has been sterilized.You plant soybean seeds in all the pots.What would you expect to see as the seeds sprout and grow?

• A) The plants growing in the sterile soil are bigger because they have not been exposed to any bacteria.
• B) The plants growing in the non-sterile soil are bigger because have mutualistic associations with nitrogen-fixing bacteria.
• C) The plants growing in the sterile soil are bigger because they do not have to compete with nitrogen-fixing bacteria in order to obtain usable nitrogen.
• D) The plants growing in the non-sterile soil are bigger because saprotrophic bacteria produce nutrients for them.
• E) There is no difference in size between the plants growing in the sterile soil and those in the non-sterile soil.

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Definitions:

Coordination Of Activities

The organization and alignment of different elements or actions to ensure they work together effectively towards a common goal.

Monitoring

The systematic observation, tracking, and evaluation of activities, progress, or performance to ensure objectives are met.

Manager's Organizational Unit

A specific section or department within an organization that is led and overseen by a manager.

Performance Of Subordinates

The level of efficiency and effectiveness demonstrated by employees in achieving their job responsibilities.