Botany Trivia Questions
Total Questions: 216
What flower is the symbol of Japan's imperial family?
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chrysanthemum
What type of organism, alongside a fungus, makes up lichens that grow on rocks?
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algae
What is the Savoy type vegetable that includes the variety known as dwarf green curled?
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cabbage
What small green vegetable, native to Mexico, is the main ingredient in salsa verde?
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tomatillo
What grain gets its name from the genus names of wheat (triticum) and rye (secale)?
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triticale
What color do hydrangeas that flower pink in normal soil turn when grown in acidic soil?
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blue
Which herb, native to the Mediterranean, is believed to improve memory and is also a symbol of fidelity?
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rosemary
What plant's dried female flowers are used to flavor beer, while its male flowers can be used in salads?
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hops
What is the science of growing plants without soil that was developed in the mid-19th century?
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hydroponics
What plant species, also known as the Russian thistle, is commonly blown about the prairies?
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tumbleweed
What type of plant is the sphagnum variety that typically covers a bog?
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moss
What species of popular poplar includes the bigtooth and the quaking?
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aspen
Which evergreen species of a stately tree provides the majority of the world's cork?
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oak
Which flower, introduced to Europe by Swedish botanist Anders Dahl, shares its name with him?
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dahlia
What crisp salad vegetable comes in varieties such as cherry belle and scarlet globe?
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radish
What is the Rafflesia recognized as the world's largest of, both in nature and in 'The Guinness Book'?
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flower
What color do hydrangeas turn when grown in soil with a pH above 7?
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pink
By what process do plants absorb water from the soil through their roots?
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osmosis
Which flower has varieties that smell like tea?
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rose
In the Sierra Nevada, what type of tree does the lodgepole species grow at higher elevations than the Ponderosa?
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pine
What is the spore-bearing plant species that includes the western sword and grows in the forests of the Pacific coast?
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fern
What is the common name for the large, leafy, brown seaweed that includes giant and bladder types found in the Pacific Ocean?
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kelp
Which type of tree, characterized by stiltlike, above-ground roots, thrives in Florida's coastal areas?
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mangrove
What flower, known as the Arabian variety, is used to scent and flavor Oriental tea?
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jasmine
Which licorice-flavored herb, scientifically known as Foeniculum vulgare, was used by the Romans to promote health?
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fennel
What is the process called in botany where plants lose water vapor through their leaves?
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transpiration
What is the expensive spice that is derived from a type of crocus and has the Latin name crocus?
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saffron
What type of tree does the Latin term 'sempervirens' refer to in the scientific name of the redwood?
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evergreen
What species of cactus can grow up to 50 feet tall and has a white flower that is the state flower of Arizona?
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saguaro
What tree has varieties that include the red, Japanese, and sugar?
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maple
Which climbing tropical shrub was named after a French South Seas explorer?
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bougainvillea
What is the term for the outer layer of cells found on the top or bottom of a leaf?
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epidermis
What is the largest member of the lily order in North America, which has its own national monument in California?
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joshua tree
What type of grass, commonly used for lawns and golf courses, is typically listed last alphabetically?
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zoysia
What 8-letter word refers to a plant with a bulbous root that is also called a 'Swedish Turnip'?
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rutabaga
What is the name of the second-largest citrus fruit, believed to be a mutation of the shaddock?
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grapefruit
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