Multiple Choice Quiz


1	1. Curare is a South American arrow poison that causes skeletal muscle paralysis and difficulty in swallowing.
		A)	True
		B)	False


2	2. ________ found in milkweed are poisonous to livestock, humans, and birds but not monarch butterflies.
		A)	a. Cytisines
		B)	b. Cardioactive glycosides
		C)	c. Cicutoxins
		D)	d. Grayanotoxins
		E)	e. Strychnine


3	3. The plant toxin monocrotaline
		A)	a. protects caterpillars from spiders.
		B)	b. causes paralysis and asphyxiation in cattle.
		C)	c. is transferred from male to female moth during copulation.
		D)	d. all of the above.
		E)	e. only a and c are correct.


4	4. Which plant is NOT a poisonous landscape plant?
		A)	a. Azalea
		B)	b. Poinsettia
		C)	c. Oleander
		D)	d. Rhododendron
		E)	e. none of the above


5	5. Tremetol, the toxin found in white snakeroot, attacks its victims by blocking the breakdown of lactic acid during the Krebs Cycle and causing acidosis.
		A)	True
		B)	False


6	6. Some plants that are poisonous to cattle are:
		A)	a. Locoweed
		B)	b. Milk vetch
		C)	c. Indian hellebore
		D)	d. All of the above
		E)	e. Only a and b


7	7. Which of the following plants are known to have insecticidal properties?
		A)	a. Pyrethrum
		B)	b. Tuba root
		C)	c. Neem tree
		D)	d. All of the above
		E)	e. Only a and c


8	8. The inhibition of plant growth surrounding sagebrush and artemesia plants is an example of _______.
		A)	a. allelopathy
		B)	b. an antigen
		C)	c. an alkaloid
		D)	d. an antihistamine
		E)	e. allergic response


9	9. _______ are substances that trigger an immune response, and _______ are proteins that bind to foreign substances.
		A)	a. Lymphocytes, antibodies
		B)	b. Antigens, antibodies
		C)	c. Antibodies, antigens
		D)	d. Antihistamines, antigens
		E)	e. None of the above


10	10. Allergic rhinitis is the term used by medical practitioners to describe hay fever.
		A)	True
		B)	False


11	11. Plants that cause hay fever have _______ on the walls of their pollen that enter the respiratory tract and cause an immune response.
		A)	a. monocrotaline
		B)	b. cardioactive glycosides
		C)	c. glycoproteins
		D)	d. alkaloids
		E)	e. tannins


12	12. The average ragweed plant may release as many as one billion pollen grains.
		A)	True
		B)	False


13	13. Which of the following allergy treatments uses extracts of the allergy-causing pollen?
		A)	a. antihistamine
		B)	b. corticosteroids
		C)	c. decongestants
		D)	d. immunotherapy
		E)	e. nasal sprays


14	14. Which of the following statements apply to poison oak and poison ivy?
		A)	a. Both are poisonous to livestock.
		B)	b. Both are from Anacardiaceae.
		C)	c. Both cause contact dermatitis.
		D)	d. all of the above
		E)	e. Only b and c


15	15. Anaphylaxis causes
		A)	a. cardiovascular collapse.
		B)	b. respiratory swelling.
		C)	c. a drop in blood pressure.
		D)	d. all of the above.
		E)	e. only b and c are correct.


16	16. The desert shrub guayule is currently being cultivated as a potential source of _________.
		A)	a. antihistamine
		B)	b. hypoallergenic rubber
		C)	c. hypoallergenic plant food
		D)	d. pollen free flowers
		E)	e. none of the above


17	17. Which food item from the following list is considered the most important plant food allergen?
		A)	a. wheat
		B)	b. strawberry
		C)	c. peanut
		D)	d. citrus fruits
		E)	e. soy bean


18	18. Which of the following poisonous compounds is an alkaloid?
		A)	a. monocrotaline
		B)	b. oleandroside
		C)	c. tubocurarine
		D)	d. all of the above
		E)	e. only a and c

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