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Explain the following statement: “Nitrogen makes up the >70% of our air, yet plants are N-limited everywhere”.  Why is this true, and how do most plants get around it? (Details, please!)

What is the most interesting thing you have learned so far in this class? Please describe in detail what  it is you learned, don’t just tell me the topic.   

This is a picture of the apex of a root: Match the letter with the description of the zone

B. Instead of watering with plain water, you add salt to the water until it is saturated (holds no more salt), and water your plant with that. 1) What happens to the water potential in the soil, roots, leaves, and atmosphere? (“goes up” or “goes down” is fine).  2) Does water continue to move from the soil through the plant to the atmosphere? If not, what happens to prevent this from occurring?    

Submit your completed MICROSOFT WORD document to the question below. 

Find the integral that yields an inverse trigonometric function:

Find the derivative of the inverse trigonometric function:

Find the derivative of which involves natural exponential functions.

Find the integral that yields an inverse trigonometric function: . HINT: Complete the square of the denominator.

Use logarithmic differentiation fo find the derivative of