Exploring Nitrogen Fixation and Its Impact on Agriculture

Who was George Washington Carver?

• A botanist and inventor

• A cotton farmer

• A politician

• A novelist

What was the main problem with the soil in the South?

• It was too rocky

• It was too wet

• It was infested with pests

• It lacked nutrients due to overplanting cotton

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What degree did Carver earn that helped him in his agricultural research?

• Law

• Bacterial botany and agriculture

• Mechanical engineering

• Literature

What was Carver's nickname as a child?

• The cotton king

• The plant doctor

• The soil wizard

• The legume guru

What is nitrogen fixation?

• A method to fix broken nitrogen molecules

• A process to make nitrogen gas

• A chemical fertilizer

• A process where legumes convert nitrogen gas into a usable form

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Which bacterium helps soybeans in nitrogen fixation?

• E. coli

• Rhizobium

• Lactobacillus

• Saccharomyces

How did Carver's discovery help the soil?

• By adding chemical fertilizers

• By removing all the crops

• By introducing nitrogen-fixing legumes in crop rotation

• By planting more cotton

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What crops did Carver suggest for crop rotation?

• Soybeans and peanuts

• Corn and barley

• Apples and oranges

• Rice and wheat

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What were some of the new uses Carver found for legumes?

• Dyes, paints, cosmetics, plastics, and fuel

• Building materials

• Medicines only

• Food for livestock only

Why is Carver's work still important today?

• It's a historical curiosity

• It helps in organic farming by improving soil quality without chemicals

• It only applies to soybean farming

• It's not relevant anymore

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