Cosmos Trivia Questions and Answers

1: Which family does the Cosmos plant belong to?
A: Rosaceae
B: Fabaceae
C: Asteraceae
D: Lamiaceae
Correct Answer: C
Explanation: The Cosmos plant is a member of the Asteraceae family, also known as the sunflower family.

2: How tall can Cosmos plants grow?
A: Up to 1 meter
B: Up to 2 meters
C: Up to 3 meters
D: Up to 4 meters
Correct Answer: B
Explanation: Cosmos plants can grow between 0.3 to 2 meters tall.

3: What kind of leaves do Cosmos plants have?
A: Simple or compound leaves
B: Needles
C: Scale-like leaves
D: Spines
Correct Answer: A
Explanation: The leaves of Cosmos plants are simple, pinnate, or bipinnate.

4: Where did Cosmos plants originate?
A: Europe
B: Asia
C: Africa
D: Mexico
Correct Answer: D
Explanation: Cosmos species are native to scrub and meadowland in Mexico.

5: Which species of Cosmos is commonly known as the “chocolate cosmos”?
A: Cosmos atrosanguineus
B: Cosmos sulphureus
C: Cosmos bipinnatus
D: Cosmos caudatus
Correct Answer: A
Explanation: Cosmos atrosanguineus is known as the “chocolate cosmos” because of its chocolate scent.

6: Which Cosmos species is naturalized across much of the eastern United States and eastern Canada?
A: Cosmos sulphureus
B: Cosmos bipinnatus
C: Cosmos caudatus
D: Cosmos pringlei
Correct Answer: B
Explanation: Cosmos bipinnatus is the species that has naturalized across much of the eastern United States and eastern Canada.

7: What type of florets does the Cosmos flower have in its capitulum?
A: Only ray florets
B: Only disc florets
C: Both ray florets and disc florets
D: No florets
Correct Answer: C
Explanation: Cosmos flowers feature a ring of broad ray florets and a center of disc florets.

8: What color are the flowers of Cosmos plants?
A: Always yellow
B: Always red
C: Always white
D: Various colors
Correct Answer: D
Explanation: The flower color of Cosmos plants varies noticeably between the different species.

9: Which subfamily does the Cosmos plant belong to?
A: Asteroideae
B: Cichorioideae
C: Barnadesioideae
D: Mutisioideae
Correct Answer: A
Explanation: The Cosmos plant belongs to the subfamily Asteroideae.

10: Where in the United States can you find some varieties of Cosmos plants as far north as?
A: Florida
B: Washington
C: Texas
D: Maine
Correct Answer: B
Explanation: In the United States, some varieties of Cosmos can be found as far north as the Olympic Peninsula in Washington.

11: How did the Cosmos plant get introduced to the high eastern plains of South Africa?
A: Intentional planting
B: Contaminated horsefeed
C: Wind dispersal
D: Migratory birds
Correct Answer: B
Explanation: The Cosmos plant was introduced to the high eastern plains of South Africa via contaminated horsefeed during the Anglo-Boer War.

12: Which of these is NOT a synonym for the genus Cosmos?
A: Cosmea
B: Adenolepis
C: Eucosmos
D: Vicia
Correct Answer: D
Explanation: Vicia is not a synonym for the genus Cosmos; it is a genus in the legume family.

13: What type of plants are Cosmos?
A: Herbaceous perennial or annual
B: Woody shrubs
C: Evergreen trees
D: Aquatic plants
Correct Answer: A
Explanation: Cosmos are herbaceous perennial plants or annual plants.

14: Which order do Cosmos plants belong to?
A: Lamiales
B: Rosales
C: Asterales
D: Caryophyllales
Correct Answer: C
Explanation: Cosmos plants belong to the order Asterales.

15: What is the common name for plants in the genus Cosmos?
A: Daisies
B: Sunflowers
C: Cosmos
D: Marigolds
Correct Answer: C
Explanation: The common name for plants in the genus Cosmos is also Cosmos.

16: In which country is Showa Memorial Park, where Cosmos can be found?
A: China
B: South Korea
C: India
D: Japan
Correct Answer: D
Explanation: Showa Memorial Park is located in Japan.

17: Which Cosmos species is known for having deeply cut foliage that resembles dill?
A: Cosmos bipinnatus
B: Cosmos sulphureus
C: Cosmos atrosanguineus
D: Cosmos pringlei
Correct Answer: A
Explanation: Cosmos bipinnatus is known for having deeply cut foliage that resembles dill.

18: How many accepted species of Cosmos are there according to the provided text?
A: 10
B: 20
C: 30
D: 40
Correct Answer: C
Explanation: There are 30 accepted species of Cosmos listed in the text.

19: What is a distinctive feature of Cosmos atrosanguineus?
A: Bright yellow flowers
B: Chocolate scent
C: Blue foliage
D: Thorny stems
Correct Answer: B
Explanation: Cosmos atrosanguineus, also known as the chocolate cosmos, is distinctive for its chocolate scent.

20: Which area is NOT mentioned as a habitat for Cosmos plants?
A: Mexico
B: Central America
C: Europe
D: South America
Correct Answer: C
Explanation: Cosmos plants are native to Mexico and can be found in Central and South America, but Europe is not mentioned as a native habitat.

21: What is the general shape of Cosmos leaves?
A: Compound and opposite
B: Simple and whorled
C: Pinnate or bipinnate and opposite
D: Needle-like and alternate
Correct Answer: C
Explanation: The leaves of Cosmos plants are pinnate or bipinnate and arranged in opposite pairs.

22: Which species of Cosmos is recognized for being widely used in ornamental gardens?
A: Cosmos bipinnatus
B: Cosmos caudatus
C: Cosmos pacificus
D: Cosmos nitidus
Correct Answer: A
Explanation: Cosmos bipinnatus is widely used in ornamental gardens.

23: What type of habitat do most Cosmos species prefer?
A: Dense forest
B: Scrub and meadowland
C: Desert
D: Wetlands
Correct Answer: B
Explanation: Most Cosmos species prefer scrub and meadowland habitats.

24: What are the florets in the center of a Cosmos flower called?
A: Ray florets
B: Disc florets
C: Petal florets
D: Central florets
Correct Answer: B
Explanation: The florets in the center of a Cosmos flower are known as disc florets.

25: Which species of Cosmos has been introduced to South Africa and thrives there?
A: Cosmos pringlei
B: Cosmos atrosanguineus
C: Cosmos bipinnatus
D: Cosmos sulphureus
Correct Answer: C
Explanation: Cosmos bipinnatus was introduced to South Africa and thrives in the high eastern plains.

26: What is the genus name for Cosmos plants?
A: Helianthus
B: Rudbeckia
C: Cosmos
D: Tagetes
Correct Answer: C
Explanation: The genus name for these plants is Cosmos.

27: How many different species of Cosmos are naturalized in the United States and Canada?
A: 1
B: 2
C: 3
D: 4
Correct Answer: A
Explanation: Cosmos bipinnatus is the species that has naturalized in the United States and Canada.

28: Which Cosmos species has the scientific name “Cosmos sulphureus”?
A: Yellow cosmos
B: Orange cosmos
C: Pink cosmos
D: Chocolate cosmos
Correct Answer: A
Explanation: Cosmos sulphureus is commonly referred to as yellow cosmos.

29: What adaptation allows Cosmos bipinnatus to thrive in temperate climates?
A: Frost resistance
B: Deep root system
C: Ability to self-seed
D: Tolerance to drought
Correct Answer: C
Explanation: Cosmos bipinnatus thrives in temperate climates due to its ability to self-seed.

30: What is the key difference between Cosmos bipinnatus and Cosmos sulphureus?
A: Leaf shape
B: Flower color
C: Growth height
D: Root structure
Correct Answer: B
Explanation: A key difference between Cosmos bipinnatus and Cosmos sulphureus is their flower color. Cosmos bipinnatus typically has pink, white, or purple flowers, while Cosmos sulphureus has yellow or orange flowers.

31: Which clade do Cosmos plants belong to in the scientific classification?
A: Gymnosperms
B: Pteridophytes
C: Angiosperms
D: Bryophytes
Correct Answer: C
Explanation: Cosmos plants belong to the clade Angiosperms, which are flowering plants.

32: What is the scientific name for the yellow-orange variety of Cosmos?
A: Cosmos sulphureus
B: Cosmos bipinnatus
C: Cosmos deficiens
D: Cosmos herzogii
Correct Answer: A
Explanation: The yellow-orange variety of Cosmos is scientifically named Cosmos sulphureus.

33: What role do Cosmos plants often play in gardens?
A: Ground covers
B: Shade trees
C: Ornamental plants
D: Fruit-bearing plants
Correct Answer: C
Explanation: Cosmos plants are often used as ornamental plants in gardens due to their attractive flowers.

34: Which of these countries is not listed as a current range for naturalized Cosmos species?
A: United States
B: Canada
C: Paraguay
D: Australia
Correct Answer: D
Explanation: The text does not list Australia as part of the current range for naturalized Cosmos species.

35: In what form are the flowers of Cosmos typically produced?
A: Clusters
B: Spikes
C: Capitulum
D: Umbels
Correct Answer: C
Explanation: The flowers of Cosmos are typically produced in a capitulum.

36: What does the name “Cosmos” mean in Greek?
A: Chaos
B: Order
C: Harmony
D: Beauty
Correct Answer: B
Explanation: The name “Cosmos” in Greek means order.

37: In what sort of climate do Cosmos bipinnatus thrive when introduced as ornamental plants outside of their native range?
A: Mediterranean
B: Temperate
C: Tropical
D: Arctic
Correct Answer: B
Explanation: Cosmos bipinnatus thrive in temperate climates when introduced outside of their native range.

38: Which factor contributed to the spread of Cosmos plants in South Africa?
A: Human consumption
B: Military activity
C: Bird migration
D: Insect pollination
Correct Answer: B
Explanation: The spread of Cosmos plants in South Africa was contributed to by military activity, specifically via contaminated horsefeed during the Anglo-Boer War.

39: Cosmos bipinnatus features what common color variations?
A: Blue and green
B: Red and yellow
C: Pink, white, and purple
D: Brown and black
Correct Answer: C
Explanation: Cosmos bipinnatus commonly features pink, white, and purple flowers.

40: How are Cosmos seeds typically dispersed?
A: By wind
B: By water
C: By animals
D: By humans
Correct Answer: A
Explanation: Cosmos seeds are typically dispersed by wind.

41: What is the main use of Cosmos atrosanguineus in home gardens?
A: Edible flowers
B: Scented flowers
C: Shade provider
D: Culinary herb
Correct Answer: B
Explanation: Cosmos atrosanguineus is mainly used in home gardens for its scented flowers.

42: Which part of the Cosmos plant is typically pinnate or bipinnate?
A: Stem
B: Root
C: Leaf
D: Flower
Correct Answer: C
Explanation: The part of the Cosmos plant that is typically pinnate or bipinnate is the leaf.

43: Which of the following is a reason Cosmos plants are popular in gardens?
A: Low maintenance
B: Produce edible fruit
C: Grow in shade
D: Attract wildlife
Correct Answer: A
Explanation: Cosmos plants are popular in gardens because they are low maintenance.

44: What is unique about the Cosmos atrosanguineus flower?
A: It changes color based on sunlight
B: It emits a chocolate scent
C: It only blooms at night
D: It has spiky petals
Correct Answer: B
Explanation: The Cosmos atrosanguineus flower emits a chocolate scent.

45: Which species of Cosmos is commonly referred to as yellow or orange cosmos?
A: Cosmos bipinnatus
B: Cosmos pringlei
C: Cosmos caudatus
D: Cosmos sulphureus
Correct Answer: D
Explanation: Cosmos sulphureus is commonly referred to as yellow or orange cosmos.

46: Cosmos plants are most closely related to which other type of plant in their family?
A: Tulips
B: Dahlias
C: Sunflowers
D: Roses
Correct Answer: C
Explanation: Cosmos plants are closely related to sunflowers in the Asteraceae family.

47: What characteristic of Cosmos flowers makes them appealing to pollinators?
A: Their scent
B: Their color
C: Their height
D: Their leaves
Correct Answer: B
Explanation: The bright and varied colors of Cosmos flowers make them appealing to pollinators.

48: Which feature helps Cosmos bipinnatus adapt to environments with regular mowing or disturbance?
A: Strong woody stems
B: Rapid regrowth from seeds
C: Thick waxy leaves
D: Sturdy underground bulbs
Correct Answer: B
Explanation: Cosmos bipinnatus can rapidly regrow from seeds, helping them adapt to environments with regular mowing or disturbance.

49: Where can Cosmos plants be found in addition to their native habitats?
A: Arctic regions
B: Deserts
C: Tropical rainforests
D: Ornamental gardens worldwide
Correct Answer: D
Explanation: In addition to their native habitats, Cosmos plants can be found in ornamental gardens worldwide.

50: Which of the following is a habitat where Cosmos plants are not typically found?
A: Scrubland
B: Meadows
C: Forest undergrowth
D: Urban gardens
Correct Answer: C
Explanation: Cosmos plants are typically not found in forest undergrowth; they prefer open areas like scrubland and meadows.

51: What is the primary use of Cosmos in traditional medicine?
A: Pain relief
B: Fever reduction
C: Digestion aid
D: Skin care
Correct Answer: C
Explanation: In traditional medicine, Cosmos is sometimes used as a digestion aid.

52: What distinguishes Cosmos caudatus from other Cosmos species?
A: Its ability to grow in shade
B: Its use as a culinary herb
C: Its red flowers
D: Its tall growth
Correct Answer: B
Explanation: Cosmos caudatus is distinguished from other species by its use as a culinary herb in some cultures.

53: In what type of soil do Cosmos plants generally thrive best?
A: Heavy clay soil
B: Sandy soil
C: Well-drained soil
D: Waterlogged soil
Correct Answer: C
Explanation: Cosmos plants generally thrive best in well-drained soil.

54: Which of the following is a primary benefit of planting Cosmos in gardens?
A: They require frequent fertilization
B: They enhance soil fertility
C: They deter pests
D: They attract pollinators
Correct Answer: D
Explanation: A primary benefit of planting Cosmos in gardens is that they attract pollinators.

55: Which season do Cosmos plants typically bloom in?
A: Winter
B: Spring
C: Summer
D: Fall
Correct Answer: C
Explanation: Cosmos plants typically bloom in the summer season.

56: What characteristic makes Cosmos bipinnatus a popular choice for flower arrangements?
A: Thick stems
B: Long bloom duration
C: Fragrant flowers
D: Variegated leaves
Correct Answer: B
Explanation: The long bloom duration of Cosmos bipinnatus makes it a popular choice for flower arrangements.

57: What is the most common color of the Cosmos bipinnatus?
A: Blue
B: Yellow
C: Pink
D: Red
Correct Answer: C
Explanation: Pink is one of the most common colors of the Cosmos bipinnatus.

58: What is the lifespan of typical Cosmos plant flowers once they have bloomed?
A: One day
B: One week
C: Two weeks
D: One month
Correct Answer: B
Explanation: The flowers of typical Cosmos plants often last for about one week once they have bloomed.

59: How are Cosmos plants typically propagated?
A: From bulbs
B: From cuttings
C: From seeds
D: From grafting
Correct Answer: C
Explanation: Cosmos plants are typically propagated from seeds.

60: Which decorative feature of Cosmos makes them ideal for borders in gardens?
A: Their height
B: Their fragrance
C: Their symmetrical foliage
D: Their colorful blooms
Correct Answer: D
Explanation: The colorful blooms of Cosmos make them ideal for borders in gardens.

What is the best quiz for you business?

Quizzes are super effective for lead generation and selling products. Find the best quiz for your business by answering a few questions.

Take the quiz