The well runs deep
Trivia questions and answers, drawn fresh from the well
239,757 public questions across 1,818 topics. Challenge yourself, or build the perfect quiz for game night.
239,757
Questions with answers
1,818
Topics to explore
3
Depths of difficulty
Today at the well
1 / 5 0
Which plant is known as the “living fossil” because it is the only surviving species of its lineage?
Answer
Ginkgo biloba
Which plant is the main source of the natural blue dye indigo?
Answer
Indigofera tinctoria
Which plant family contains roses, apples, strawberries, and cherries?
Answer
Rosaceae
Which plant species produces the pineapple, the tropical fruit with a crown of leaves?
Answer
Ananas comosus
Which tree species forms Pando, one of the world’s largest and oldest clonal organisms?
Answer
Populus tremuloides
0 / 5
Round complete
239,757 trivia questions
Every question has an answer
1,818 public topics
Something for every quiz
Free to explore
Reveal answers at your own pace
Fresh from the well
Latest trivia questions
Which plant is the main source of the natural blue dye indigo?
Answer
Indigofera tinctoria
Which plant species produces the pineapple, the tropical fruit with a crown of leaves?
Answer
Ananas comosus
Which tree species forms Pando, one of the world’s largest and oldest clonal organisms?
Answer
Populus tremuloides
Which species is known as the world’s largest single flower?
Answer
Rafflesia arnoldii
What is the scientific name of the Venus flytrap, the carnivorous plant native to the Carolinas?
Answer
Dionaea muscipula
Which plant is the source of yerba mate, the caffeinated drink popular in South America?
Answer
Ilex paraguariensis
Which plant is the source of the pungent condiment traditionally made from its grated rhizome in Japan?
Answer
Japanese horseradish
Which plant is the botanical source of the spice green cardamom?
Answer
Elettaria cardamomum