Which of the Following Definitions Is INCORRECT

question 32

Multiple Choice

Which of the following definitions is INCORRECT?

• A)amalgam: a solid solution or alloy containing mercury
• B)coinage metals: the transition elements of Group 11 (1B)
• C)galvanized iron: iron which has been electroplated with tin
• D)lanthanides: elements of atomic number 58 through 71
• E)pig iron: slightly impure iron as obtained directly from the blast furnace

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Definitions:

Crop Rotation

The agricultural practice of growing different types of crops in the same area in sequenced seasons to improve soil health and reduce pests and diseases.

Strip Cropping

An agricultural practice that involves planting crops in long, narrow strips to reduce erosion and runoff.

Erosion

The process by which natural forces, such as water or wind, remove soil, rock, or dissolved material from one location and transport it to another.

Strip Cropping

An agricultural practice where crops are grown in alternating strips to reduce soil erosion and encourage biodiversity.