What is the optimal growth temperature for Escherichia coli?
Answer
37 degrees Celsius
34719 Intermediate Trivia Questions
34719 public questions at this depth. How many can you answer?
What is the name of the process by which bacteria transfer DNA via a pilus?
Answer
Conjugation
Which scientist first observed bacteria using a microscope?
Answer
Antonie van Leeuwenhoek
What is the name of the bacterium that causes Lyme disease?
Answer
Borrelia burgdorferi
What is the name of the bacterial toxin that causes botulism?
Answer
Botulinum toxin
What is the Gram stain reaction of Staphylococcus aureus?
Answer
Gram-positive
Which protist causes malaria?
Answer
Plasmodium
What is the name of the first virus discovered?
Answer
Tobacco mosaic virus
What shrub's berries contain cyanogenic compounds if pits are crushed?
Answer
Choke cherry
What plant, often mistaken for wild onion, contains neurotoxic alkaloids?
Answer
Death camas
What plant caused milk sickness in 19th-century American settlers?
Answer
White snakeroot
What tree's seeds contain strychnine, historically used as a poison?
Answer
Strychnos nux-vomica
Which plant's seeds are used to produce the poison abrin, which is similar to ricin?
Answer
jequirity bean
What plant contains the toxic alkaloid colchicine, used in medicine for gout?
Answer
autumn crocus
Which carnivorous plant has a mutualistic relationship with the ant Camponotus schmitzi?
Answer
Nepenthes bicalcarata
Which carnivorous plant is known as the 'King Sundew'?
Answer
Drosera regia
What is the approximate number of species in the genus Nepenthes?
Answer
About 170
What is the scientific name of the Australian pitcher plant?
Answer
Cephalotus follicularis
What is the approximate response time of a Venus flytrap trap snapping shut?
Answer
100 milliseconds
What is the common name of the aquatic carnivorous plant Aldrovanda vesiculosa?
Answer
Waterwheel plant
Which carnivorous plant uses a suction trap to capture aquatic prey?
Answer
Bladderwort
What is the largest species of pitcher plant by volume?
Answer
Nepenthes rajah
How many species of Venus flytrap exist?
Answer
One
Which tree's seeds are used to treat chronic venous insufficiency?
Answer
Horse chestnut
Which plant's root is used to relieve menopausal symptoms?
Answer
Black cohosh
Which plant is commonly used to prevent migraine headaches?
Answer
Feverfew
Which plant's seeds are used to support liver health and contain silymarin?
Answer
Milk thistle
Which plant's root is used as a sedative and sleep aid?
Answer
Valerian
Which tree's leaves are used to improve blood flow and cognitive function?
Answer
Ginkgo biloba
Which plant's seeds yield an oil commonly used as a potent laxative?
Answer
Castor bean
What is the scientific name of sweet wormwood, the plant that yields artemisinin?
Answer
Artemisia annua
Which plant from Madagascar is used to produce the chemotherapy drug vincristine?
Answer
Catharanthus roseus
Which species of yew is the source of the anticancer drug paclitaxel?
Answer
Taxus brevifolia