Question

The availability of soil nutrients has a direct effect on primary productivity. Which of the following is most correct regarding non-limiting and limiting nutrients?

The availability of soil nutrients has a direct effect on primary productivity. Which of the following is most correct regarding non-limiting and limiting nutrients?

Only phosphorus acts as a limiting nutrient to global primary productivity.

Nitrogen is the limiting nutrient when considering global primary production.

Increases in non-limiting nutrients result in increases in primary productivity.

Adding a limiting nutrient, such as nitrogen, would decrease primary production.

Phosphorous is the only limiting nutrient in terrestrial primary productivity.

Answer 1