Now compare fertilizer use in 1960 to fertilizer use in 2000. Express the year 2000 N fertilizer use as a percentage of N fertilizer use in 1960. (2)

a. 67%
b. 7%
c. 15%
d. 667%


Answer: d. 667%

Environmental & Atmospheric Sciences

You might also like to view...

Which element is primarily involved in causing brown-air smog over Los Angeles, CA?

A. nitrogen B. sulfur C. carbon D. radon

Environmental & Atmospheric Sciences

What product has been grown in the Golden Triangle region of northern, mountainous Southeast Asia?

A) coca B) wheat C) bananas D) opium E) rice

Environmental & Atmospheric Sciences

Differentiate between the terms critical number and carrying capacity. What is density dependence?

What will be an ideal response?

Environmental & Atmospheric Sciences

Earth's crustal rocks have a higher density compared to the Earth as a whole.

Answer the following statement true (T) or false (F)

Environmental & Atmospheric Sciences