Jicama Plant Quiz

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Questions and Answers

What type of plant is jicama classified as?

Herbaceous vine (correct)

Annual herb

Perennial tree

Woody shrub

Which part of the jicama plant is primarily utilized for consumption?

Flower buds

Leaves

Seeds

Tuberous root (correct)

What is the first step in processing jicama after harvesting?

Drying in the sun

Boiling for consumption

Cutting into slices

Peeling off the skin (correct)

Where was jicama first domesticated?

South America Signup and view all the answers

What is the term used to describe jicama's lifespan?

Perennial Signup and view all the answers

Which family does Jatropha curcas belong to?

Euphorbiaceae Signup and view all the answers

What is the primary economic purpose for cultivating Jatropha curcas?

Biodiesel production Signup and view all the answers

What is the correct order of processing steps for Jatropha seeds after harvesting?

Drying, Crushing, Pressing, Filtering, Refining Signup and view all the answers

Which of the following is NOT a step involved in processing the oil from Jatropha curcas?

Fermentation Signup and view all the answers

Which part of the Jatropha plant is primarily utilized in oil extraction?

Seeds Signup and view all the answers

Which family does the myrrh plant belong to?

Burseraceae Signup and view all the answers

What part of the myrrh plant is primarily harvested for commercial use?

Resin Signup and view all the answers

What is the first step in the myrrh resin harvesting process?

Incision Signup and view all the answers

How is the quality of collected myrrh resin assessed?

Grading Signup and view all the answers

What process is used to obtain essential oils from myrrh resin?

Distillation Signup and view all the answers

Which of the following statements accurately describe true roots?

True roots are primarily involved in water and nutrient absorption. Signup and view all the answers

What is a defining characteristic of corms compared to bulbs?

Corms do not have a layered structure like bulbs and are more fleshy. Signup and view all the answers

Which of the following is an example of an underground stem classified as a rhizome?

Ginger Signup and view all the answers

What compound is primarily responsible for the pungent flavor in bulb vegetables from the Allium genus?

Allicin Signup and view all the answers

What type of glycosidic bond links glucose units in starch?

Alpha 1-4 Signup and view all the answers

Which of the following statements accurately describes cellulose?

Serves as a structural component of plant cell walls. Signup and view all the answers

What distinguishes bioethanol from gasoline?

Bioethanol is considered sustainable and renewable. Signup and view all the answers

Why can most organisms, including humans, not digest cellulose?

Cellulose is linked by beta bonds, which are difficult to break. Signup and view all the answers

What was one of the primary uses of spices in ancient times?

To mask the smell and taste of spoiled food Signup and view all the answers

Which group played a significant role in the spread of spices during the Crusades?

Venetian merchants Signup and view all the answers

What main commodity did Venice trade for exotic spices during the Spice Trade?

Grains Signup and view all the answers

Which historical event led to the tragic sacking of Constantinople in 1204?

The Fourth Crusade Signup and view all the answers

What type of chemical substances are primarily responsible for the flavors and aromas of spices?

Aromatic terpenoids/monoterpenes Signup and view all the answers

What is a characteristic of trans fatty acids compared to cis fatty acids?

Trans fatty acids are more stable at room temperature. Signup and view all the answers

Which type of plant oil is most associated with being classified as a 'drying oil'?

Linseed oil Signup and view all the answers

What is one of the primary risks associated with consuming trans fatty acids?

Decreasing HDL cholesterol levels Signup and view all the answers

What is the primary function of latex in plants?

To protect against injury and deter herbivores Signup and view all the answers

What chemical process stabilizes rubber, making it less thermoplastic and more durable?

Vulcanization Signup and view all the answers

Where is the natural rubber primarily produced today due to the absence of fungal diseases?

Southeast Asia and Africa Signup and view all the answers

Which chemical component is added during the vulcanization process to increase the strength of natural rubber?

Carbon black Signup and view all the answers

What structural feature allows the latex to be produced in significant amounts from the Para rubber tree?

The arrangement of lactifer vessels in the inner bark Signup and view all the answers

What is the primary purpose of the ginning process in cotton fibre extraction?

To mechanically remove seed hair fibres from cotton seeds Signup and view all the answers

Which of the following statements correctly describes the use of retting in fibre extraction?

This method primarily extracts bast or soft-stemmed fibres through decomposition. Signup and view all the answers

Which characteristic of plant fibres is essential in determining their specific uses?

Properties like surface roughness and elasticity Signup and view all the answers

What is a main feature of the annual varieties of cotton developed by agronomists?

They have uniform heights and synchronous flowering and fruiting. Signup and view all the answers

Which of the following factors primarily contributes to the genetic uniformity of grape varieties used in winemaking?

Vegetative propagation from stem cuttings Signup and view all the answers

What is the main reason red and white wines are produced using different processes?

Red wine fermentation integrates grape skins for color and tannins Signup and view all the answers

Which of the following pests significantly impacted European grape vines in the mid-1800s?

Phylloxera Signup and view all the answers

What is the role of Saccharomyces ellipsoids in the winemaking process?

To metabolize sugars into alcohol and carbon dioxide Signup and view all the answers

Which method is used to extract juice from white wine grapes during production?

Horizontal, rotating pressing of crushed grapes Signup and view all the answers

Study Notes

Jicama (Pachyrrhizus erosus)

Botanical Information
- Plant Family: Fabaceae (Pea family)
- Plant Type: Perennial vine
- Native to Mexico and Central America
History as a Food Plant
- First domesticated in Mexico, by 3000 BC.
- Widely cultivated in Central America, Southeast Asia.
- Introduced to Southeast Asia by the Spanish in the 17th century.
Utilization
- Part used: Tuberous root
- Processing:
  - Harvesting: Roots dug from the ground.
  - Peeling: Thin brown skin removed.
  - Cutting: Sliced, cubed, or sticks, depending on intended use.
  - Enjoying: Eaten raw in salads, salsas, or as a snack with lime juice and chili powder. Cooked in stir-fries, soups, and stews, retaining a crisp texture.

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Description

Test your knowledge about jicama with this quiz! Explore its classification, parts used for consumption, processing steps, domestication, and lifespan. Perfect for agriculture enthusiasts or anyone curious about this unique plant.