Which bacterium was the first to have its genome sequenced?
Answer
Haemophilus influenzae
16373 Hard Trivia Questions
16373 public questions at this depth. How many can you answer?
What climbing lily's tubers contain colchicine and are highly toxic?
Answer
Glory lily
What is the toxic compound in the berries of Daphne mezereum?
Answer
mezerein
Which carnivorous plant was named after David Attenborough?
Answer
Nepenthes attenboroughii
Which plant is the source of the muscle relaxant tubocurarine?
Answer
Chondrodendron tomentosum
Which plant is the natural source of L-dopa, used to treat Parkinson's disease?
Answer
Mucuna pruriens
What is the scientific name of the plant known as goldenseal?
Answer
Hydrastis canadensis
Which plant, also called deadly nightshade, produces the alkaloid atropine?
Answer
Atropa belladonna
Which plant is the natural source of the antihypertensive alkaloid reserpine?
Answer
Rauvolfia serpentina
What North American nocturnal bird is the only bird known to hibernate for months?
Answer
Common poorwill
What bat is the smallest mammal in the world, weighing less than a penny?
Answer
Kitti's hog-nosed bat
What nocturnal beetle defends itself by spraying a boiling hot chemical mixture?
Answer
Bombardier beetle
What primate is the only one known to hibernate for extended periods in the wild?
Answer
Fat-tailed dwarf lemur
What bat has the longest tongue relative to its body size, used for feeding on nectar?
Answer
Tube-lipped nectar bat
What nocturnal mammal can have up to 100 teeth in its jaw?
Answer
giant armadillo
What is the largest spider by mass, a nocturnal tarantula?
Answer
goliath birdeater
What is the only bat that feeds exclusively on blood?
Answer
vampire bat
How many teeth does an aardvark have?
Answer
20
Which turtle species can hibernate underwater for up to 5 months?
Answer
Painted turtle
What is the scientific name of the only hibernating marsupial?
Answer
Burramys parvus
What is the name of the peptide from woodchucks that can induce hibernation?
Answer
Hibernation induction trigger
What is the scientific name of the only bird known to hibernate?
Answer
Phalaenoptilus nuttallii
Which cave system in Ukraine is the longest in Europe, with over 260 km of passages?
Answer
Optimistic Cave
Which cave in Arizona is known for its exceptional variety of speleothems and is a state park?
Answer
Kartchner Caverns