Husk - Quiz

1. What is the process of removing the outer layers of corn called?

A) Composting
B) Dehulling
C) Husking
D) Extruding

2. What is the process of removing hulls or chaff from beans and seeds?

A) Husking
B) Winnowing
C) Extraction
D) Dehulling

3. What machine is sometimes used for dehulling?

A) Separator
B) Pestle
C) Mortar
D) Huller

4. What must be removed from seeds before oil extraction?

A) Proteins
B) Foreign objects
C) Moisture
D) Vitamins

5. How many types of dehulling systems are used for soybeans?

A) Five
B) Four
C) Three
D) Two

6. Which dehulling system is used for beans processed directly from the field?

A) Hot dehulling
B) Cold dehulling
C) Manual dehulling
D) Warm dehulling

7. Which dehulling system is often used by soybean importers?

A) Mechanical dehulling
B) Cold dehulling
C) Warm dehulling
D) Hot dehulling

8. Which dehulling system is for plants with existing drying and conditioning equipment?

A) Warm dehulling
B) Cold dehulling
C) Field dehulling
D) Hot dehulling

9. What is the primary product of cold dehulling for certain plants?

A) Soybean oil
B) High protein meal
C) Corn starch
D) Animal feed

10. What tool is commonly used for hand husking in third-world countries?

A) Mortar and pestle
B) Mechanical huller
C) Electric grinder
D) Steel blade

11. What are traditional mortar and pestles usually made of?

A) Steel
B) Stone
C) Wood
D) Plastic

12. What can be done with husks after they are removed?

A) They can be eaten
B) They can be composted
C) They can be used as fuel
D) They can be recycled into paper

13. What is the nature of the husk regarding environmental impact?

A) Non-decomposable
B) Biodegradable
C) Synthetic
D) Toxic

14. What remains after corn is husked?

A) Oils
B) Chaff
C) Cob or seed rack
D) Hulls

15. What factors determine the choice of dehulling temperature?

A) Production, beans, and equipment
B) Weight, purity, and demand
C) Market price, color, and size
D) Labor cost, location, and weather

16. In the United States, what does the term husk commonly refer to regarding corn?

A) The leafy outer covering of the ear
B) The silk attached to the cob
C) The inner kernel of the maize
D) The stalk of the plant

17. Besides plants, what else can a husk refer to?

A) The feathers of a bird
B) The scales of a fish
C) The fur of a mammal
D) The exuvia of insects

18. The term husk is believed to be derived from which language?

A) Latin
B) Middle Dutch
C) Old English
D) Ancient Greek

19. What does the Middle Dutch word 'huusken' mean?

A) Outer leaf
B) Little house
C) Protective shell
D) Seed coating

20. Which of the following is NOT listed as one of the three edible parts of a grain kernel?

A) Husk
B) Bran
C) Endosperm
D) Germ

21. What primary function does the inedible husk serve for a grain kernel?

A) Pollination assistance
B) Protection from damage
C) Moisture absorption
D) Nutrient storage

22. Technically, what is the leaf-like husk of a Hazel tree nut called?

A) A sepal
B) An involucre
C) An exuvia
D) A cap

23. How long after pollination does a ripe Hazel nut typically separate from its husk?

A) 3–4 months
B) 7–8 months
C) 12 months
D) 1–2 months

24. Which organic compound is found in the green husks of Juglans mandshurica?

A) Naphthalenone
B) Caffeine
C) Glucose
D) Chlorophyll

25. What is the scientific name for the common walnut mentioned in the text?

A) Juglans nigra
B) Prunus amygdalus
C) Juglans regia L.
D) Juglans mandshurica

26. What insect is known as a pest that lives under the surface of walnut husks?

A) Beetle
B) Aphid
C) Rhagoletis juglandis
D) Fruit fly

27. Which metal can be removed from wastewater using almond hulls and shells?

A) Gold
B) Lead (Pb)
C) Iron
D) Silver

28. What is the Filipino term for a dried half coconut shell with husk used to buff floors?

A) Bunot
B) Husk-brush
C) Hull-polisher
D) Coir

29. What is the natural fibre extracted from the outer husk of a coconut called?

A) Jute
B) Coir
C) Sisal
D) Hemp

30. In Thailand, how is coconut husk commonly used in forestry?

A) As a pesticide
B) As a structural building material
C) As a liquid fertilizer
D) As a potting medium for saplings

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