Botany Trivia Questions
Total Questions: 216
What type of tree has a canoe variety that is its largest species?
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birch
What type of vegetable is collard, known for its leaves that do not form a head?
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cabbage
By what natural force are dandelion seeds primarily spread?
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wind
What is the green pigment that most plants lose if they are not exposed to light?
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chlorophyll
What member of the violet family has a name derived from the French word 'pensee', meaning 'thought'?
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pansy
What process are flowers' petals primarily designed to attract birds and insects to carry out?
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pollination
What process that produces food in a leaf occurs in the palisade and spongy cells?
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photosynthesis
What flower has varieties named after both Elvis Presley and Elizabeth Taylor?
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rose
What color are most gardenia blossoms?
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white
Which hardwood tree's name is derived from the Algonquin word pocohiquara?
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hickory
What tall heliotropic plant is cultivated for both its oil and nutritious seeds?
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sunflower
What natural element are coniferous trees dependent on for pollination instead of birds or bees?
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wind
Which flower, named for its fruit's resemblance to a crane's bill, derives its name from the Greek word 'Geranos', meaning crane?
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geranium
What type of plant is the teddy bear cholla?
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cactus
What flower's name is a corruption of the French word 'pensee,' meaning 'thought'?
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pansy
What pigment, when its production stops, causes the hidden reds and yellows in leaves to be revealed?
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chlorophyll
Which flower, discovered in the mountains of Mexico in the 16th century, was named after botanist Andreas Dahl?
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dahlia
What type of vegetable is the Yukon Gold variety known for its moist texture and suitability for mashing?
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potato
What pasture and hay plant is also known as Lucerne?
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alfalfa
What bulbous member of the lily family includes varieties such as the Darwin and the Duc Van Tol?
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tulip
What type of plant includes varieties such as Fishhooks and Pincushions?
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cactus
What is the science called that was formerly known as phytology, which involves the study of plants?
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botany
What type of plant, specifically the prickly pear variety, serves as food for the cochineal insect which is known for producing a red dye?
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cactus
What leafy vegetable, often referred to as 'Swiss,' is a type of beet grown for its leaves and stalks?
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chard
What vegetable do the French grow in white, purple, and green varieties, with some people eating only the tips?
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asparagus
Which parasitic Christmas shrub is largely spread by birds who distribute its seeds?
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mistletoe
Which botanist crossed the oxeye, European, and Japanese daisies to create the Shasta daisy?
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luther burbank
In flowers, part of the stamen is the anther, where what is produced?
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pollen
What is the term for cutting plants and trees to enhance their growth and improve their appearance?
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pruning
What fruit takes 2 years to mature on a black oak and only 1 year on a white oak?
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acorn
The plantain is a species of which fruit?
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banana
What is the common name for the tree with the Latin name Castanea, known for its spreading branches?
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chestnut
What flower had its first hybrid tea variety introduced in 1867 named La France?
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rose
Which nut provides the oil used in some soaps and candles, obtained from its dried white meat known as copra?
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coconut
What part of the plant are both the radish and the horseradish that you eat from?
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root
What is the name of the plant that breaks from its base and drifts along with the wind?
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tumbleweed
What important lumber and shade tree has species including Chinese, slippery, and September?
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elm
Through what part of the tree is water lost to the atmosphere?
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leaves
Broccoli, cauliflower, and Brussels sprouts are all descended from what single variety of vegetable?
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cabbage
What is the name of the process in plants that produces oxygen and occurs only during daylight?
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photosynthesis
What is the largest cactus in the U.S., capable of weighing up to 10 tons?
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saguaro
How many leaflets does poison ivy have on each stem?
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3
Which tree has white wood that is commonly used for making spools and paper?
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birch
What is the bulb flower that has a streaked variety named for Rembrandt?
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tulip
What type of cactus is the largest and doesn't grow its first branches until it is about 75 years old?
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saguaro
What pigment do green plants contain that fungi such as mushrooms lack?
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chlorophyll
Which fruit looks like a pink celery stalk and is also known as the 'pie plant'?
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rhubarb
Which type of American tree, known for its spreading branches, was mostly wiped out by a disease that began near New York City in 1904?
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chestnut
Which flowery vine was named after American physician Caspar Wistar?
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wisteria
What type of fruit is a Catawba?
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grape
What type of spiny plant is the night-blooming cereus, which usually flowers once a year and lasts one night?
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cactus
What flower do the hybrid tea varieties Blue Moon and Dainty Bess belong to?
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rose
What is the blossom of the plant named for Andreas Dahl that can resemble a peony?
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dahlia
Which part of the plant does the radicle grow downward to become after a seed germinates?
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root
What is the typical medium for the growth of Egyptian and lotus plants?
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water
What type of fruit is a winesap?
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apple
Which part of celeriac is cultivated instead of its stalks?
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roots
Which herb, long a symbol of remembrance, gets its name from a Latin word meaning 'sea dew'?
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rosemary
What process is commonly used to grow most apples from trees instead of using seeds?
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grafting
What strong-smelling element, when present in high amounts in tap water, is harmful to orchids?
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chlorine