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