#1
Which of the following ornamental plants is known for its vibrant and large flowers?
Hydrangea
ExplanationHydrangea is recognized for its vibrant, large flowers.
#2
Which type of soil is generally preferred for growing ornamental plants?
Loamy soil
ExplanationLoamy soil is preferred for its balanced drainage and nutrient-holding capacity.
#3
Which of the following ornamental plants is known for its air-purifying properties?
Snake Plant
ExplanationSnake Plant is renowned for its ability to purify indoor air, making it a popular choice for interior decoration.
#4
Which ornamental plant is often associated with Christmas and used as decoration during the holiday season?
Poinsettia
ExplanationPoinsettia is frequently linked to Christmas festivities, often used as decorative foliage during the holiday season.
#5
Which of the following ornamental plants is known for its colorful foliage rather than flowers?
Coleus
ExplanationColeus is prized for its vibrant foliage, making it a popular choice for ornamental purposes.
#6
Which ornamental plant is often used as a symbol of remembrance on Memorial Day?
Poppy
ExplanationPoppy serves as a symbol of remembrance on Memorial Day, honoring those who have died in military service.
#7
Which of the following is not a method of propagating ornamental plants?
Pollinating
ExplanationPollinating is not a method of propagating ornamental plants; instead, it's a natural process involving the transfer of pollen.
#8
What is the primary function of pruning in ornamental plant care?
To remove dead or overgrown parts
ExplanationPruning primarily serves to eliminate dead or overgrown parts, promoting plant health and aesthetics.
#9
What is the primary function of mulching in ornamental gardening?
To retain moisture in the soil
ExplanationMulching primarily aims to retain soil moisture, suppress weed growth, and regulate soil temperature.
#10
Which ornamental plant is often used for its aromatic leaves in cooking?
Rosemary
ExplanationRosemary is valued for its aromatic leaves, commonly used in culinary applications to enhance flavor.
#11
Which of the following ornamental plants is commonly used as a ground cover in landscaping?
Vinca
ExplanationVinca is frequently utilized as a ground cover in landscaping due to its dense growth habit and low maintenance requirements.
#12
Which ornamental plant is a symbol of purity and is often associated with weddings?
Calla Lily
ExplanationCalla Lily symbolizes purity and is commonly associated with weddings, representing elegance and beauty.
#13
Which of the following ornamental plants is commonly associated with traditional Japanese gardens?
Cherry blossom
ExplanationCherry blossom is closely linked to traditional Japanese gardens, symbolizing beauty and transience.
#14
Which ornamental plant is also known as the 'Queen of the Night' due to its night-blooming flowers?
Night-Blooming Cereus
ExplanationNight-Blooming Cereus, dubbed the 'Queen of the Night,' is famed for its nocturnal blooming habits.
#15
Which ornamental plant is famous for its large, trumpet-shaped flowers and strong fragrance, often blooming at night?
Brugmansia
ExplanationBrugmansia, famed for its large, trumpet-shaped flowers and intense fragrance, is known for its nocturnal blooming.
#16
Which ornamental plant is characterized by its large, heart-shaped leaves and is often grown indoors as a houseplant?
Monstera
ExplanationMonstera, recognized by its large, heart-shaped leaves, is commonly grown indoors as a houseplant, adding a tropical touch to interior spaces.
#17
Which ornamental plant is famous for its fragrant, star-shaped flowers and is often used in perfumes and cosmetics?
Jasmine
ExplanationJasmine, prized for its fragrant, star-shaped flowers, is frequently utilized in perfumes and cosmetics, adding a delicate floral scent.