Science & Nature 3, The Story of Organic Foods

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Quiz on organic farming and the Green Revolution.

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Irma Beatriz Flores Salazar

El Salvador

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Science & Nature 3, The Story of Organic Foods


Froggy Jumps Science & Nature 3, The Story of Organic FoodsVersión en línea Quiz on organic farming and the Green Revolution. por Irma Beatriz Flores Salazar 1 What is organic food? a Food grown or made with artificial chemicals. b Food grown with synthetic pesticides without artificial chemicals. c Food grown or made without artificial chemicals. 2 When were artificial chemicals first used on farms? a Late 20th century b Early 19th century c Early 20th century 3 What did Chinese farmers keep in rice fields to help crops? a Chemicals to control and ertilize rice plants. b Geese for pest to control and fertilize rice plants. c Ducks and fish to eat weeds and fertilize rice plants. 4 What did the Green Revolution introduce in agriculture? a Organic composting initiatives and synthetic fertilizers/pesticides. b Irrigation, machinery, hybrids, and synthetic fertilizers/pesticides. c Selective Irrigation, machinery, hybrids, and seeds to harvest. 5 Who discovered DDT's insecticidal properties? a Louis Pasteur b Carl von Linné c Paul Müller 6 What is a noted environmental downside of artificial chemicals? a Immediate crop sweetness b Soil erosion harvest sweetness c Water pollution and harm to wildlife crops 7 How do organic farmers replenish soil nutrients? a Compost and crop rotation b Monoculture and crop rotation c Chemical fertilizers and crop rotation 8 What is mulch used for in organic farming? a To fertilize with chemicals the soil to harvest better crops b To increase the harvest production and soil c To retain moisture and protect soil 9 Which crop rotation helps restore soil nitrogen? a Barley followed by beans. b Rice after barley followed by beans. c Wheat after corn followed by beans. 10 Why are organic foods often more expensive? a Faster growth rates and fertilizer methods. b Time-consuming, costly organic methods. c Cheaper synthetic inputs to harvest crops.

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Science & Nature 3, The Story of Organic Foods

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Science & Nature 3, The Story of Organic FoodsVersión en línea

por Irma Beatriz Flores Salazar

What is organic food?

When were artificial chemicals first used on farms?

What did Chinese farmers keep in rice fields to help crops?

What did the Green Revolution introduce in agriculture?

Who discovered DDT's insecticidal properties?

What is a noted environmental downside of artificial chemicals?

How do organic farmers replenish soil nutrients?

What is mulch used for in organic farming?

Which crop rotation helps restore soil nitrogen?

Why are organic foods often more expensive?