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Medicinal plants - Quiz
Contributed by: Rowe
  • 1. What is the primary intention behind the use of medicinal plants?
A) Creating synthetic pharmaceutical drugs
B) Exporting goods to foreign markets
C) Maintaining health or treating a specific condition
D) Replacing modern medicine entirely
  • 2. How many medicinal plant species were estimated to be used globally by the FAO in 2002?
A) Under 10,000
B) Over 50,000
C) About 100,000
D) Exactly 30,000
  • 3. What estimate did the Royal Botanic Gardens, Kew provide in 2016 regarding medicinal plant species?
A) 50,000
B) 5,000
C) 17,810
D) 30,000
  • 4. What percentage of prescribed drugs in modern medicine are derived from medicinal plants?
A) Less than 5 percent
B) Around a quarter
C) Over 80 percent
D) Exactly 50 percent
  • 5. What proportion of the world's population does the WHO estimate relies mainly on traditional medicine?
A) 50 percent
B) 20 percent
C) 80 percent
D) 95 percent
  • 6. What risk is associated with the increasing use of herbal medicines in developed countries?
A) Toxicity and health effects
B) Rapid degradation of the environment
C) Excessive cost
D) Lack of flavor
  • 7. When did the World Health Organization formulate its policy on traditional medicine?
A) 2002
B) 2016
C) 2023
D) 1991
  • 8. Which of the following is NOT listed as a main benefit of medicinal plants?
A) Society-wide benefits like taxation income
B) Health benefits to consumers
C) Financial benefits to harvesters
D) Genetic modification of crops
  • 9. What factors blunt the development of plants with potential medicinal uses?
A) The abundance of synthetic alternatives
B) Excessive scientific regulation
C) Lack of global demand
D) Weak scientific evidence and poor practices
  • 10. What category accounts for 60% of the market for medicinal and aromatic plants?
A) Cosmetics
B) Pharmaceuticals and dietary supplements
C) Personal care products
D) Food and beverages
  • 11. What was the estimated value of the global medicinal plant market in 2023?
A) US$100 billion
B) US$500 million
C) US$68 billion
D) US$10 billion
  • 12. Which countries are identified as the leading producers, exporters, and consumers of natural products?
A) Brazil and Germany
B) United States and Japan
C) China and India
D) United Kingdom and France
  • 13. Who are considered the major importers of medicinal plants?
A) Russia and Australia
B) China and India
C) United States, European Union, and Japan
D) Africa and South America
  • 14. How quickly is the global market for medicinal plants growing annually?
A) 1-2%
B) Less than 5%
C) 10-20%
D) 50-60%
  • 15. Which group preserved medical knowledge and maintained herb gardens during the Early Middle Ages?
A) Aztec herbalists
B) Islamic scholars
C) Benedictine monasteries
D) Royal physicians
  • 16. Which scholar wrote The Book of Simples?
A) Abulcasis
B) Nicholas Culpeper
C) John Gerard
D) Rembert Dodoens
  • 17. Ibn al-Baitar recorded which of the following in his Corpus of Simples?
A) Tobacco
B) Coffee
C) Coca
D) Tamarind
  • 18. In which city did Abulcasis live?
A) London
B) Baghdad
C) Rome
D) Cordoba
  • 19. Which plant traveled from the Americas to the Old World as part of the Columbian Exchange?
A) Tobacco
B) Turmeric
C) Ginger
D) Garlic
  • 20. The Badianus Manuscript describes medicinal plants from which region?
A) Central America
B) Europe
C) Southeast Asia
D) The Middle East
  • 21. Which alkaloid was the first to be isolated from a plant in 1806?
A) Strychnos
B) Quinine
C) Morphine
D) Ipecacuanha
  • 22. From which plant is quinine derived?
A) Poppy
B) Madagascar periwinkle
C) Cinchona tree
D) Yew
  • 23. In 1826, which company began the commercial extraction of purified alkaloids?
A) Merck
B) Bayer
C) Pfizer
D) Novartis
  • 24. What substance, first discovered in a medicinal plant, began synthesis in 1853?
A) Salicylic acid
B) Strychnine
C) Morphine
D) Caffeine
  • 25. Why did pharmacy turn against using whole medicinal plants by the end of the 19th century?
A) There was a shortage of herbal land
B) The Church banned herbal medicine
C) Plants became too expensive to grow
D) Enzymes often modified the active ingredients
  • 26. Which of these plants provided important anti-cancer drugs in the 20th century?
A) Ginger
B) Garlic
C) Tamarind
D) Madagascar periwinkle
  • 27. Which medicinal herb was transferred to the Americas during the Columbian Exchange?
A) Coffee
B) Tobacco
C) Ginger
D) Coca
  • 28. In which ancient civilization were medicinal plants listed on clay tablets around 3000 BC?
A) China
B) Sumeria
C) Greece
D) Egypt
  • 29. Which ancient Egyptian document lists over 800 plant medicines?
A) Sushruta Samhita
B) Shennong Ben Cao Jing
C) Ebers Papyrus
D) Historia plantarum
  • 30. Which of these plants is specifically mentioned in the Ebers Papyrus?
A) Chaulmoogra
B) Turmeric
C) Ephedra
D) Mandrake
  • 31. What is the primary active ingredient found in turmeric mentioned in the text?
A) Curcumin
B) Ephedra
C) Opium
D) Myrrh
  • 32. Which ancient Indian text documents the use of herbs and spices in Ayurvedic medicine?
A) Atharva Veda
B) Historia plantarum
C) Yaoxing Lun
D) De materia medica
  • 33. What Chinese medicinal plant was used for treating leprosy?
A) Chaulmoogra
B) Juniper
C) Garlic
D) Castor bean
  • 34. Who wrote the first systematic botany text titled Historia plantarum?
A) Shennong
B) Dioscorides
C) Aristotle
D) Theophrastus
  • 35. Which Greek physician documented over 600 medicinal plants in De materia medica?
A) Theophrastus
B) Aristotle
C) Sushruta
D) Dioscorides
  • 36. Which Chinese dynasty saw the expansion of the Chinese pharmacopoeia via the Yaoxing Lun?
A) Qin
B) Han
C) Ming
D) Tang
  • 37. Which plant was mentioned as being used in both ancient Sumeria and Egypt?
A) Chaulmoogra
B) Hemp
C) Opium
D) Curcumin
  • 38. Who was the teacher of Theophrastus?
A) Aristotle
B) Sushruta
C) Shennong
D) Dioscorides
  • 39. In what century did Dioscorides document his recipes for medicines?
A) Fourth century BC
B) Third century BC
C) First century AD
D) Seventeenth century AD
  • 40. The Sushruta Samhita is a foundational text for which medicinal tradition?
A) Chinese
B) Greek
C) Sumerian
D) Ayurvedic
  • 41. Which civilization produced clay tablets listing medicinal plants around 3000 BC?
A) Greek
B) Roman
C) Egyptian
D) Sumerian
  • 42. The Ebers Papyrus, dating to c. 1550 BC, originated from which ancient civilization?
A) Greece
B) Sumeria
C) Rome
D) Egypt
  • 43. Which of these is NOT mentioned as a major biochemical class of plant compounds?
A) Alkaloids
B) Proteins
C) Terpenes
D) Glycosides
  • 44. Which specific threat to medicinal plants arises from meeting market demand?
A) Over-collection
B) Over-fertilization
C) Pollination failure
D) Genetic mutation
  • 45. What was the original source of most plant medicines?
A) Fungi
B) Gymnosperms
C) Angiosperms
D) Algae
  • 46. What kind of organisms are known to ingest plants when they are ill, besides humans?
A) Bacteria
B) Insects only
C) Fungi
D) Non-human primates
  • 47. Which plant was found in the tomb at Taforalt cave, suggesting use in funeral rites?
A) Dandelion
B) Ephedra
C) Nettle
D) Opium
  • 48. What condition might the mushroom found with Ötzi the Iceman have been used to treat?
A) Malaria
B) Fever
C) Whipworm
D) Infection
  • 49. Approximately how many plant species were identified from pollen at the Shanidar IV burial site?
A) Eight
B) Fifty
C) Fifteen
D) Five
  • 50. Which drug is explicitly listed in the text as an example of a compound derived from plants?
A) Penicillin
B) Aspirin
C) Insulin
D) Ibuprofen
  • 51. Why were spices often used in cooking in hot climates?
A) To mask the taste of plants
B) To counter food spoilage bacteria
C) To increase nutritional value
D) To improve digestion
  • 52. Which biochemical class of compounds is included alongside alkaloids, glycosides, and terpenes?
A) Amino acids
B) Carbohydrates
C) Vitamins
D) Polyphenols
  • 53. What is the primary evolutionary function of chemical compounds produced by plants?
A) Defending against herbivores
B) Improving soil quality
C) Increasing water absorption
D) Attracting sunlight
  • 54. What is salicylic acid's function in plants?
A) A structural component of cell walls
B) A source of nitrogen
C) A pigment for photosynthesis
D) A hormone in plant defenses
  • 55. Which plant is mentioned as containing galantamine?
A) Daffodils
B) Rhubarb
C) Tobacco
D) Foxglove
  • 56. What disease is galantamine licensed to treat?
A) Alzheimer's disease
B) Heart failure
C) Parasitic infection
D) High blood pressure
  • 57. Where are alkaloids most likely to be concentrated in a plant?
A) The flower petals
B) The stem
C) The root system
D) The fruit seeds
  • 58. What database systematizes modern knowledge of medicinal plants?
A) Global Alkaloid Registry
B) Medicinal Plant Sequence Bank
C) Phytochemical Archive
D) Medicinal Plant Transcriptomics Database
  • 59. Which of these is a characteristic of alkaloids?
A) Sweet-tasting
B) Highly acidic
C) Odorless
D) Bitter-tasting
  • 60. Which plants are mentioned as sources of atropine, scopolamine, and hyoscyamine?
A) Rhubarb
B) Cinchona
C) Coffee
D) Nightshade
  • 61. Which plant is a source of berberine?
A) Berberis
B) Foxglove
C) Opium poppy
D) Tobacco
  • 62. Which alkaloid comes from tobacco?
A) Cocaine
B) Nicotine
C) Reserpine
D) Ephedrine
  • 63. Which plant is known for producing cardiac glycosides?
A) Aloe
B) Ephedra
C) Foxglove
D) Mahonia
  • 64. Besides heart support, what other function do cardiac glycosides serve?
A) Act as painkillers
B) Act as antibiotics
C) Act as diuretics
D) Act as stimulants
  • 65. Which plant is mentioned as containing phytoestrogens?
A) Maritime pine
B) Pueraria mirifica
C) Olive
D) Pomegranate
  • 66. Why are terpenes useful in aromatherapy?
A) Because they are bitter in taste
B) Because they act as natural fertilizers
C) Because they are easily synthesized into tablets
D) Because they are strongly aromatic
  • 67. Which substance is identified as an antiseptic and was once used as a vermifuge?
A) Punicalagin
B) Tannin
C) Phytoestrogen
D) Thymol
  • 68. What does the World Health Organization recommend to minimize pest and disease problems in medicinal plants?
A) Crop rotation
B) Irrigation with distilled water
C) Intensive chemical spraying
D) Continuous monoculture
  • 69. What is a characteristic of medicinal plants regarding their cultivation?
A) They grow best without soil interventions
B) They demand intensive management
C) They are mostly resistant to all pests
D) They require identical conditions for all species
  • 70. When is extraction from plants preferred over synthesis for modern medicine?
A) When the chemical compound is complex
B) When the plant grows in poor soil
C) When the compound is very simple
D) When the plant material is scarce
  • 71. What is the primary source of health care for many people in rural areas of the developing world?
A) Pharmaceutical imports
B) Traditional medicine
C) Surgical procedures
D) Modern hospitals
  • 72. How are herbal dietary supplements often marketed in the developed world?
A) As strictly regulated pharmaceuticals
B) Exclusively by local doctors
C) Through clinical trial results
D) Aggressively using traditional medicine claims
  • 73. How many plant species used for diabetes in Central America were identified in at least three separate studies?
A) 50
B) 104
C) Seven
D) 12
  • 74. The Yanomami people of the Brazilian Amazon have described how many plant species for traditional medicines?
A) 101
B) 16
C) 104
D) 20,000
  • 75. Which of the following is explicitly mentioned as a plant-derived drug with recreational uses?
A) Cocaine
B) Insulin
C) Penicillin
D) Aspirin
  • 76. What percentage of herbal extracts had demonstrated potentially useful activity in clinical trials by 2007?
A) 0.5%
B) 50%
C) Nearly 16%
D) 12%
  • 77. In 2015, what percentage of countries had no regulatory agencies for medicinal plants?
A) 10%
B) 50%
C) 30%
D) 20%
  • 78. Which government department in India oversees herbal remedies?
A) Traditional Health Bureau
B) AYUSH
C) Ministry of Plants
D) Ayurveda Council
  • 79. How many objectives does the WHO strategy for traditional medicines include?
A) Three
B) Four
C) Five
D) Seven
  • 80. Which drug is derived from Camptotheca acuminata?
A) Taxol
B) Camptothecin
C) Quinine
D) Vincristine
  • 81. From which plant is taxol derived?
A) Chinese camptotheca
B) Pacific yew
C) Cinchona tree
D) Madagascar periwinkle
  • 82. In what decade were vincristine and vinblastine discovered?
A) 1800s
B) 1950s
C) 1980s
D) 1990s
  • 83. How many botanical drug candidates were approved by the FDA in the US between 1999 and 2012?
A) Zero
B) Two
C) One hundred
D) Twenty
  • 84. Among cancer treatments approved between 1981 and 2019, what percentage were natural-inspired?
A) 65%
B) 85%
C) 50%
D) 30%
  • 85. What field of study involves investigating plants used by indigenous peoples?
A) Ethnobotany
B) Pharmacognosy
C) Phytochemistry
D) Apothecary science
  • 86. Which natural substance is cited as an example of a powerful natural poison?
A) Chlorophyll
B) Cellulose
C) Atropine
D) Vitamin C
  • 87. What is one reason why plant medicines might be considered dangerous?
A) They are strictly regulated like conventional drugs
B) They are always processed in sterile labs
C) Inappropriate prescription
D) They are always synthetic
  • 88. How can the toxicity of a plant change as it ages?
A) Older plants are always less toxic
B) Only young plants are toxic
C) Toxicity remains constant throughout the plant's life
D) Older plants may be more toxic than young ones
  • 89. Which bodily system do some phytochemicals interfere with, potentially affecting drug metabolism?
A) Digestive system
B) Respiratory system
C) Cytochrome P450 system
D) Immune system
  • 90. What global event led to a 5% growth in the dietary supplement market?
A) COVID-19 pandemic
B) The invention of the internet
C) The 2020 Olympics
D) The industrial revolution
  • 91. What is a general threat to medicinal plants harvested from the wild?
A) Lack of sunshine
B) Excessive indoor cultivation
C) Over-fertilization
D) Climate change
  • 92. How many medicinal plants were identified as being at risk of extinction in a 2020 report?
A) 1,000
B) 723
C) 500
D) 100
  • 93. What can be done to address the threat of over-collection of wild medicinal plants?
A) Increasing the price of wild plants
B) Banning all medicinal plant use
C) Cultivation
D) Harvesting during the night
  • 94. Why should we not presume that natural products are always safe?
A) All natural substances are synthetic
B) Nature contains powerful poisons
C) Natural products are always more expensive
D) Nature is unable to produce complex substances
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