In Which Form(s) Can Plants Generally Absorb Nitrogen and Make

question 3

Multiple Choice

In which form(s) can plants generally absorb nitrogen and make use of it?

• A)NO₃− only
• B)both NO₃− and NH₄⁺
• C)NH₄⁺ only
• D)N₂ only

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Definitions:

Tax Rate Structure

The framework defining how tax rates progress based on variables such as income level, value of property, or volume of transaction.

Proportional Tax

A tax system where the tax rate remains constant regardless of the amount of the taxable income or goods.

Average Tax Rate

The fraction of total income that is paid in taxes.