Nitrogen Must Be "Fixed" to Convert It into a Form

question 68

Multiple Choice

Nitrogen must be "fixed" to convert it into a form which plants can use.Which of the following forms of nitrogen CANNOT be used by plants?

• A)N₂
• B)NH₃
• C)NH₄NO₃
• D)(NH₄)₂SO₄

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Definitions:

Market Rate

The current price at which an asset or service can be bought or sold in a given market.

Quoted

The stated price or rate for a financial instrument or commodity in the marketplace.

Bond

A fixed-income investment in which an investor loans money to an entity (corporate or governmental) which borrows the funds for a defined period at a variable or fixed interest rate.

Sell

To sell means to exchange a product or service for money or other goods.