16 Questions
Which component of starch is an unbranched chain of several hundred to a few thousand glucose units?
Amylose
From which plant is the traditional Hawaiian dish poi prepared?
Taro
What is the main nutrient found in yams?
Starch
Where have yams been cultivated for over 5000 years?
Tropical Africa
Why might the dough rise and produce a lighter, tastier bread if set aside before baking?
Accidental introduction of yeast from the air
What is a possible reason for the domestication of the cat in China 5300 years ago?
Protecting stored grain from rodents
Why is rice considered a staple food for over 2 billion people, mainly in Asia?
Cultivation dating back thousands of years
What is a significant characteristic of Oryza sativa, the main cultivated rice in most areas of the world?
Loss of predator avoidance
What is the most widely grown type of corn in the United States?
Dent corn
How are the grains (kernels) of corn different from other cereals?
They are covered with husks
What is the primary use of corn according to the text?
Mainly used for animal feed
Which component of starch is more prominent in hard starch compared to soft starch?
Amylose
What adaptation of the rice plant allows it to survive in flooded or waterlogged soils?
Air chambers in the stem
In which type of fields is rice typically cultivated?
Flooded fields
What is the role of Azolla in rice paddies?
A nitrogen-fixing fern that helps provide nitrogen to the rice plants
Where were doglike animals found 30,000 years ago, according to the text?
Europe and Siberia
Test your knowledge on the plant adaptations of Oryza sativa, commonly known as rice. Learn about the unique features of rice plants that allow them to thrive in flooded or waterlogged soils.
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