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