Question One :( 10Marks).
A-Write the correct terminology that each sentence indicates.(5 Marks). 0.5 for each point. 1) Herbs are often used to heal and sooth the nervous system.
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2) Growing plants from a single cell through creating copies of DNA fragments.
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3) Group of compounds consist of a sugar portion attached by Non-sugar portion.
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4) The pattern of arrangement of leaves on the stem or branch.
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5) Parenchyma tissues with chloroplast contribute in photosynthesis.
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6) Plants genetically engineered using recombinant DNA techniques to create plants with new traits.
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7) Natural compounds extracted from plants and have healing and toxicological effects.
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8) Spindle-shaped cells with cell wall composed of lignin.
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9) Biosynthesis of biomolecules in plants from simple precursor molecules.
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10) Plants able to induce loss of fluids from the body through the urinary system.
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B-Complete :( 5Marks).0.5 for each point.
1. The combining of the bioactive substance ……… …with the function of the
mineral……….makes raw almonds useful in treating the pain of a headache.
2. Equistum arvense rich in ………. which stimulates the synthesis of ………….in
connective tissues.
3. The alkaloid……….is used in ophthalmology. 4. The basic skeleton of Bioflavonoids is ……….. 5. Wheat germ is a source of vitamin ……….
6. Olive leaves are used as ………and passiflora is natural alternative for ………….. 7. ………..in sage makes it ideal plant for women.
Question Two: (20Marks).
MCQ:Circle the best accurate answer a, b ,c or d .0.5 for each point.
1. The herb's key therapeutic compound glycyrrhizin in licorice is occurring as
a- Flavonoid b- Volatile oil c- Phytoestrogen d- Glycoside
2. Example of eight units of isoprene
a- Rubbers
b- Carotenoid pigments c- Sterols
d- Volatile oils
3. Grasses, sedges, and orchids are
a- Dicotyledons b- Gymnosperms c- Monocots d- Conifers
4. Unstable compounds that damage protein, lipids, and DNA in our cells
a- Phytochemicals b- Antioxidants c- Free radicals d- Nutraceuticals
5. The starting product of glycolysis is
a- Alcohol b- Pyruvic acid c- Glucose d- Lactic acid
6. Doesn't contain latex
a- Moraceae b- Euphorbiaceae c- Oleaceae
d- Ficus carica
7. Doesn't belong to Steruliaceae
a- Theobroma cacao b- Erythoxylon coca c- Cola acuminata
8. The scientific name of nutmeg
a- Myristica fragrans b- Theobroma caco c- Olea europea d- Erythroxylon coca
9. Nuts are a type of
a- Roots b- Seeds c- Fruits d- Fleshy fruits
10. Thymus and eucalyptus can be used as
a- Sedative b- Cholagogic c- Estrogenic d- Expectorant
11. Syzgium aromaticum can be used as
a- Sedative b- Estrogenic c- Analgesic d- Expectorant
12. Protoplasts are the cells devoid of
a- Cell membrane b- Cell wall c- Mitochondria
13. Binomial system of classification was developed by
a- Mathus b- Linnaeus c- Darwin d- Wallace
14. Steam distillation is used for the extraction of
a- Fixed oils b- Tanins c- Essential oils
15. Molecular formula for isoprene unit
a- C5H9
b- C5H8
c- C5H10
d- C5H5
16. Cocaine is used as ……..in the official medicine
a- Expectorant b- Emetic c- Sedative
d- Local anesthetic
17. Proto alkaloids are called as
a- Amino alkaloids b- Extra alkaloids c- True alkaloids
18. Mixture of oil and resin from pinaceae species are called
a- Colophony b- Terpenoids c- Turpentine d- Volatile oil
19. The botanical name of caraway
a- Coriandrum sativum b- Zea mays
c- Foeniculum vulgare d- Carum carvi
20. A typical chemical trait of the Asteraceae plant family is the presence of
a- Polysaccharides b- Iridoids
c- Inulin d- Terpenes
21. Ephedrine is used as ………stimulant
a- Digestive system b- Nervous system c- Cardiac
d- Respiratory system
22. Incorrect about crocus
a- Useful part is stigmata croci b- Dicot plants
c- Part used is spiracle d- Fluoxetine
23. Lemon peel drugs is known as
a- Citrus limon b- Flos limonis c- Flavedo limonis
24. The pungent taste and odour of Brassica nigra is due to
a- Glycosides b- Sinigrin c- Myrosin d- Salicin
25. Plants topically produce redness of the skin by causing dilation of the capillaries and an increase in blood circulation a- Diuretics b- Purgatives c- Rubefacients d- Antioxidants
26. Plants able to soluble fat molecules in the digestive tract contain
a- Saponins b- Tannins c- Essential oils 27. Proanthocynidins are a- Tannins b- Condensed Tannins c- Polyphenols. d- Phytosterols
28. Used to treat cognitive impairment
a- Fucus vesiculosus b- Allium cepa c- Zea mays d- Panax ginseng 29. Cyanogens are a- Sulphur compounds b- Glycosides c- Toxic glycosides
30. Responsible for plant growth
a- Ground tissues b- Embryonic tissues c- Vascular tissues
31. In woody plants the dermal tissue is called
a- Epidermis b- Periderms c- Permanent
32. In printed scientific names, only the …..capitalized
a- Species b- Class c- Genus
33. Plant family belongs to pteridophyta
a- Ginkgoaceae b- Equistaceae c- Alliaceae 34. Digitoxin is a- Cardiac glycosides b- Glucosinolates c- Cynogenic glycosides
35. A tissue does the crust of walnuts contain
a- Parenchyma b- Collenchyma c- Sclerenchyma
36. …………..are the principle active constituents of narcotic plants
a- Phenols b- Alkaloids c- Terpenoids
37. ESCOP has approved ……… as anti- sweating
d- Mentha e- Sage f- Lavender g- Turmeric
38. Removal of caffeine from coffee beans and tea leaves is called
a- Free-coffee caffine b- decaffeination c- Caffeination d- Free-tea caffine
39. Isoflavone is a class of ………….. derived from Fabaceae family
a- Terpenoids b- Alkaloids c- Polyphenols d- Lipids
40. ………..are derived from plants such as Coffea Arabica
d- Mustard oil glycosides e- Volatile oils
f- Iridoid glycosides g- Cyanogenic glycosides
A-Fill the missed information in the table below, use the medicinal effects for each plant from the below list . (5Marks).0.25 for each point.
Common name Binomial name Part used Medicinal use
Flower bud Pineapple Linum usitatissimum Pumpkin Turmeric Ginkgo
Fenugreek Trigonella foenum-graecum
((Appetite suppressant - Appetizer -Teeth disorder - Lowering cholesterol level – Cerebral circulation -Anticellulite - Prostatic hypertrophy - Antihepatotoxic))
B- Write in notes about . (4Marks).
1. The analgesic effect of Syzgium aromaticum . 1 Mark
2. Practical applications of Phytobiotechnology in Genetic pesticides and Nutrition. 2 Marks
3. Epiphytes.1Mark
Question Three :(12Marks)
C- Name: (3 Marks). 1 for each point . 1. Botanical names of two narcotic plants?
2. Common names of two plants used for liver detoxification?
3. Common names of two plants act as rubefacients?
A- Answer the following questions based on the below phytochemical structure(5Marks)
1- This structure for (Bioflavonoids – Lignans – Isoflavones-Tannins). 0.5 Mark
2- These compounds are derived mainly from (Solanaceae- Fabaceae-Lamiaceae).0.5Mark 3- These compounds are found in soy and they are antioxidant (T or F).0.5Mark
4- What is the basic skeleton for this compound?... 1Mark
5- What is the molecular formula for the compound?... 2Marks 6- These compounds occur as ………..0.5Mark
B-Fill in the missed information for the comparisons between these plant families (3Marks ):0.25 for each point .
Plant Family Flower shape Fruit shape Common Phytochemicals
Fabaceae Lamiaceae Solanaceae Brassicaceae
End of Questions, Good Luck
