Yarrow Trivia Questions and Answers

selective focus photography of blooming purple flowers

1: Which common herb is known for its tall stem of fernlike leaves and small whitish flowers?
A: Lavender
B: Yarrow
C: Peppermint
D: Rosemary
Correct Answer: B
Explanation: Yarrow is characterized by its tall stem of fernlike leaves and small whitish flowers.

2: In which family is Yarrow classified?
A: Rosaceae
B: Lamiaceae
C: Asteraceae
D: Solanaceae
Correct Answer: C
Explanation: Yarrow belongs to the family Asteraceae.

3: What is the scientific name of Yarrow?
A: Achillea millefolium
B: Mentha piperita
C: Rosmarinus officinalis
D: Lavandula angustifolia
Correct Answer: A
Explanation: The scientific name of Yarrow is Achillea millefolium.

4: Yarrow is native to temperate regions of which of the following continents?
A: South America
B: Africa
C: Antarctica
D: Asia, Europe, North America
Correct Answer: D
Explanation: Yarrow is native to temperate regions of Asia, Europe, and North America.

5: Which Greek mythological character is the genus name Achillea derived from?
A: Hercules
B: Achilles
C: Zeus
D: Apollo
Correct Answer: B
Explanation: The genus name Achillea is derived from Achilles, who reportedly used the plant to treat battle wounds.

6: How tall can Yarrow grow?
A: Up to 1 metre
B: Up to 3 metres
C: Up to 0.5 metres
D: Up to 2 metres
Correct Answer: A
Explanation: Yarrow can grow up to 1 metre tall.

7: The essential oil of Yarrow contains which dark blue chemical compound?
A: Limonene
B: Proazulenes
C: Pinene
D: Thymol
Correct Answer: B
Explanation: The essential oil of Yarrow contains proazulenes, which give it a dark blue color.

8: Which color of flowers does Yarrow typically bear?
A: Bright red
B: Orange
C: White to pink
D: Deep blue
Correct Answer: C
Explanation: Yarrow typically bears flowers that are white to pink.

9: What type of growth form does Yarrow exhibit?
A: Single-stem bush
B: Rhizomatous
C: Climbing vine
D: Spreading liana
Correct Answer: B
Explanation: Yarrow exhibits a rhizomatous growth form.

10: Yarrow has historically been used for which of the following medicinal purposes?
A: Treating wounds
B: Lowering blood sugar
C: Curing malaria
D: Treating arthritis
Correct Answer: A
Explanation: Yarrow has historically been used to treat wounds due to its astringent properties.

11: Yarrow is known to have a scent that is similar to which flower?
A: Lily
B: Roses
C: Chrysanthemums
D: Daisies
Correct Answer: C
Explanation: Yarrow has a sweet scent similar to that of chrysanthemums.

12: Which chemical compound found in Yarrow was also discovered in wormwood?
A: Chamazulene
B: Thujone
C: Absinthin
D: Artemisinin
Correct Answer: A
Explanation: Chamazulene is a chemical compound found in both Yarrow and wormwood.

13: Which of the following varieties of Yarrow is found in Southern Appalachians?
A: A. m. subsp. m. var. rubra
B: A. m. subsp. m. var. borealis
C: A. millefolium subsp. sudetica
D: A. millefolium subsp. chitralensis
Correct Answer: A
Explanation: A. m. subsp. m. var. rubra is found in the Southern Appalachians.

14: Which variety of Yarrow is endemic to California?
A: Yarrow var. californica
B: Yarrow var. occidentalis
C: Yarrow var. borealis
D: Yarrow var. puberula
Correct Answer: D
Explanation: Yarrow var. puberula is endemic to California.

15: Which bird species use Yarrow to line their nests, effectively inhibiting parasite growth?
A: Pigeons
B: Common starling
C: Sparrows
D: Crows
Correct Answer: B
Explanation: Several cavity-nesting birds, including the common starling, use Yarrow to line their nests, inhibiting parasite growth.

16: The term “cauline leaves” refers to leaves that grow where on Yarrow?
A: Around flowers
B: Near roots
C: Along the main stem
D: At the base
Correct Answer: C
Explanation: “Cauline leaves” refers to leaves that grow along the main stem of the plant.

17: What is the term used for Yarrow’s small, achene-like fruits?
A: Berries
B: Pods
C: Cypsela
D: Nuts
Correct Answer: C
Explanation: The small, achene-like fruits of Yarrow are called cypsela.

18: Which insect commonly pollinates Yarrow?
A: Honeybee
B: Eristalis arbustorum
C: Monarch butterfly
D: Ants
Correct Answer: B
Explanation: Eristalis arbustorum is one of the insects that commonly pollinate Yarrow.

19: The Yarrow cultivar ‘Paprika’ is known for which color?
A: Blue
B: Yellow
C: Red
D: Pink
Correct Answer: C
Explanation: The Yarrow cultivar ‘Paprika’ is known for its red flowers.

20: Which chemical found in Yarrow gives an unfavorable flavor to cows’ milk?
A: Chamazulene
B: Isovaleric acid
C: Salicylic acid
D: Ferulic acid
Correct Answer: B
Explanation: Isovaleric acid in Yarrow gives an unfavorable flavor to cows’ milk.

21: Yarrow is known to cause which reaction in people prone to allergies?
A: Skin rashes
B: Sneezing
C: Runny nose
D: Itchy eyes
Correct Answer: A
Explanation: Yarrow can cause allergic skin rashes.

22: What traditional remedy was Yarrow used for by the Ojibwe people in the early 20th century?
A: To treat headaches using a decoction
B: To cure colds with a tincture
C: To soothe stomachaches with an infusion
D: To treat insect bites with a poultice
Correct Answer: A
Explanation: Some Ojibwe people used a decoction of Yarrow leaves on hot stones to treat headaches.

23: What type of gardens frequently include Yarrow due to its attractiveness to beneficial insects?
A: Tropical gardens
B: Butterfly gardens
C: Water gardens
D: Rock gardens
Correct Answer: B
Explanation: Yarrow is frequently included in butterfly gardens due to its attractiveness to beneficial insects.

24: Which element is especially rich in Yarrow’s leaves, contributing to its use in grass mixtures?
A: Iron
B: Phosphorus
C: Nitrogen
D: Potassium
Correct Answer: D
Explanation: Yarrow’s leaves are rich in minerals, including potassium, which makes them useful in grass mixtures.

25: Yarrow was part of a herbal mixture known as what, used in the flavoring of beer before hops?
A: Alehoof
B: Gruit
C: Mead
D: Wassail
Correct Answer: B
Explanation: In the Middle Ages, Yarrow was part of a herbal mixture called Gruit used in beer flavoring before hops.

26: Yarrow is considered toxic to which of the following animals, causing increased urination and dermatitis?
A: Rabbits
B: Dogs
C: Birds
D: Fish
Correct Answer: B
Explanation: Yarrow is toxic to dogs, causing symptoms such as increased urination and dermatitis.

27: Which mineral deficiency in ruminant feed can Yarrow help to minimize due to its deep roots?
A: Calcium
B: Magnesium
C: Zinc
D: Iron
Correct Answer: A
Explanation: Yarrow’s deep roots and mineral-rich leaves help minimize mineral deficiencies such as calcium in ruminant feed.

28: What dye colors can Yarrow provide when used on wool, depending on the mordant used?
A: Red to blue
B: Green to yellow
C: Purple to black
D: Orange to brown
Correct Answer: B
Explanation: Yarrow can provide green to yellow colors when used to dye wool, depending on the mordant.

29: In ancient times, what name was Yarrow known by, referring to its use in battle?
A: Battle balm
B: Hawkeye herb
C: Herba militaris
D: Soldier’s friend
Correct Answer: C
Explanation: In antiquity, Yarrow was known as “herba militaris” for its use in treating battle wounds.

30: Which of the following is NOT a common name of Yarrow?
A: Bloodwort
B: Staunchweed
C: Soldier’s woundwort
D: Moonflower
Correct Answer: D
Explanation: Moonflower is not a common name for Yarrow.

31: Which type of bird was experimentally found to benefit from Yarrow’s property of inhibiting parasite growth?
A: Tree swallow
B: Robin
C: Bluejay
D: Sparrow
Correct Answer: A
Explanation: Experiments revealed that tree swallows who do not naturally use Yarrow still benefited from its parasite-inhibiting properties.

32: Yarrow’s aroma is said to be so powerful that it can be?
A: Refreshing to some
B: Neutral to everyone
C: Nonexistent
D: Irritating to some
Correct Answer: D
Explanation: Yarrow’s aroma is so strong that it can be irritating to some individuals.

33: The traditional use of Yarrow by Native American nations included all the following EXCEPT?
A: Healing cuts and abrasions
B: Relief from earaches and throat infections
C: As an eyewash
D: Treating broken bones
Correct Answer: D
Explanation: Yarrow was traditionally used by Native American nations for healing cuts, earaches, throat infections, and as an eyewash, but not specifically for treating broken bones.

34: Yarrow can be used to repelling pests in gardens by attracting which beneficial insects?
A: Aphids and beetles
B: Earthworms and nematodes
C: Mosquitoes and gnats
D: Predatory wasps and ladybirds
Correct Answer: D
Explanation: Yarrow attracts predatory wasps and ladybirds, which help repel pests.

35: Which European species of beetle feeds on A. millefolium?
A: Cassida denticollis
B: Trichodes ornatus
C: Chlorochlamys chloroleucaria
D: Sparganothoides lentiginosana
Correct Answer: A
Explanation: Cassida denticollis is a European species of beetle that feeds on A. millefolium.

36: What term is used for the flower stalks of Yarrow used in I Ching divination?
A: Nibs
B: Staves
C: Stems
D: Stalks
Correct Answer: D
Explanation: The flower stalks of Yarrow are used as stalks in I Ching divination.

37: Which effect does Yarrow reportedly have on cows’ milk flavor when they consume it?
A: Sweeter
B: More bitter
C: Minty
D: Unchanged
Correct Answer: B
Explanation: When cows consume Yarrow, it gives their milk a more bitter flavor.

38: Which was NOT a role of Yarrow in traditional medicinal practices?
A: Chewed for toothache relief
B: Infused for earaches
C: Crushed for nosebleeds
D: Hopped for beer flavoring
Correct Answer: D
Explanation: Although Yarrow was used in beer flavoring, it wasn’t for medicinal purposes like chewing for toothaches, infusing for earaches, or stopping nosebleeds.

39: What specific color does the ‘Red Beauty’ cultivar of Yarrow produce?
A: Purple
B: Yellow
C: Red
D: White
Correct Answer: C
Explanation: The ‘Red Beauty’ cultivar of Yarrow produces red flowers.

40: How does Yarrow help combat soil erosion?
A: By spreading seeds
B: Through deep-rooted rhizomes
C: By absorbing heavy metals
D: Through fast decomposition
Correct Answer: B
Explanation: Yarrow’s deep-rooted rhizomes help combat soil erosion.

41: The presence of which compound in Yarrow helps it to act as a mild laxative?
A: Chlorogenic acid
B: Asparagine
C: Proazulenes
D: Luteolin
Correct Answer: B
Explanation: Asparagine in Yarrow contributes to its mild laxative properties.

42: What is the optimal depth for planting Yarrow seeds?
A: 12 mm
B: 1 cm
C: 6 mm
D: 2 cm
Correct Answer: C
Explanation: Optimal germination of Yarrow seeds occurs when planted no deeper than 6 mm.

43: For what purpose did the Navajo use Yarrow, referring to it as “life medicine”?
A: Toothaches
B: Treating fever
C: Stomach ulcers
D: Bone fractures
Correct Answer: A
Explanation: The Navajo used Yarrow as “life medicine” for treating toothaches.

44: Which hybrid of Yarrow designated Achillea × taygetea is known for its bright blooms?
A: ‘Paprika’
B: ‘Fanal’
C: ‘Cerise Queen’
D: ‘Red Velvet’
Correct Answer: B
Explanation: The hybrid “Fanal” among others like ‘Paprika’ is known for its striking bright blooms.

45: Yarrow can be invasive in certain conditions. Which method can prolong its life?
A: Regular weeding
B: Deep watering
C: Division in spring
D: Frequent fertilizing
Correct Answer: C
Explanation: Yarrow can have a prolonged life through division in the spring.

46: Which chemical found in Yarrow has a chromophore of azulene?
A: Chamazulene
B: Cadinol
C: Isovaleric acid
D: Cinnamic acid
Correct Answer: A
Explanation: Chamazulene found in Yarrow has a chromophore called azulene.

47: Yarrow is toxic to which animal, causing symptoms such as vomiting and diarrhea?
A: Cats
B: Birds
C: Snakes
D: Fish
Correct Answer: A
Explanation: Yarrow is toxic to cats, causing vomiting and diarrhea among other symptoms.

48: During antiquity, which alternative name was Yarrow known by for stanching blood flow?
A: Bloodleaf
B: Staunchgrass
C: Herba militaris
D: Soldier’s drink
Correct Answer: C
Explanation: In antiquity, Yarrow was known as “herba militaris” for its ability to stanch blood flow.

49: Yarrow’s bitter taste made it a component in which historical use?
A: Flavoring of food
B: Herbal tea
C: Herbal mixture for beer
D: Medicinal tonic for digestive aid
Correct Answer: C
Explanation: Yarrow’s bitter taste made it part of the gruit herbal mixture used in beer before hops.

50: Which beetle species in North America feeds on Yarrow?
A: Chloroclystis v-ata
B: Coleophora argentula
C: Trichodes ornatus
D: Cassida denticollis
Correct Answer: C
Explanation: Trichodes ornatus is a North American beetle that feeds on Yarrow.

51: What traditional ceremony or practice involved the use of Yarrow in Chinese culture?
A: Healing ceremonies
B: I Ching divination
C: Tea preparation
D: Protective amulets
Correct Answer: B
Explanation: In Chinese culture, Yarrow stalks are used in I Ching divination.

52: What adverse effect does Yarrow consumption have on rodent reproductive health?
A: Increase in abnormal sperm
B: Reduced fertility
C: Birth defects
D: Hormonal imbalance
Correct Answer: A
Explanation: Aqueous extracts of Yarrow can produce a significant increase in abnormal sperm in standard rodent models.

53: How did Native Americans use Yarrow to reduce pain or fever?
A: Made poultices
B: Used as bedding
C: Brewed into tea
D: Ate raw leaves
Correct Answer: C
Explanation: Native Americans brewed Yarrow into tea to reduce pain or fever.

54: Which was a common name for Yarrow referring to its use in nosebleeds?
A: Noseleaf
B: Field hop
C: Nosebleed
D: Pepper herb
Correct Answer: C
Explanation: One of the common names for Yarrow is “nosebleed” due to its historical use in treating nosebleeds.

55: Which beetle known for feeding on Yarrow also feeds on pollen and nectar?
A: Hedychrum rutilans
B: Chrysanthia viridissima
C: Phytoecia virgula
D: Galeruca tanaceti
Correct Answer: B
Explanation: Chrysanthia viridissima is a European beetle that feeds on pollen and nectar, including from Yarrow.

56: The presence of which component makes some people find the aroma of Yarrow irritating?
A: Strong essential oils
B: Pungent roots
C: Bipinnate leaves
D: Dense flower clusters
Correct Answer: A
Explanation: Strong essential oils in Yarrow can make its aroma irritating to some people.

57: The feathers-like leaves of Yarrow inspire which part of its scientific name?
A: Achillea
B: Millefolium
C: Clade
D: Asteraceae
Correct Answer: B
Explanation: “Millefolium,” part of Yarrow’s scientific name, comes from the feather-like leaves.

58: Which type of beetles find Yarrow a food source?
A: Predatory beetles
B: Leaf beetles
C: Wood boring beetles
D: Ground beetles
Correct Answer: B
Explanation: Leaf beetles, like Galeruca tanaceti, find Yarrow a food source.

59: In which regions has Yarrow been introduced as a feed for livestock apart from its native regions?
A: South America and Africa
B: New Zealand and Australia
C: Mediterranean and Middle East
D: Russia and India
Correct Answer: B
Explanation: Yarrow has been introduced as livestock feed in New Zealand and Australia.

60: The deep roots of Yarrow were traditionally used in pastures for what reason?
A: Healing livestock wounds
B: Providing shade
C: Preventing soil erosion
D: Adding minerals to the soil
Correct Answer: D
Explanation: Yarrow’s deep roots and mineral-rich leaves helped minimize mineral deficiencies in pastures.

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