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Which of the following group of plants provide great variety of food?
a) angiospermae        
b) gymnospermae
c) bryophytes             
d) ferns

a

Explanation: e.g. cereals such wheat, corn etc.



Which of the following group of plants provide great variety of fibers?
a) angiospermae        
b) gymnospermae
c) bryophytes             
d) ferns

a

Explanation: e.g. cotton, limen, jute etc.



Which of the following angiosperm plant is used to treat sleeping disorders, autoimmune diseases and glaucoma?
a) Cannabis sativa     
b) Erythroxylon coca
c) Narcissus spp.        
d) Atropa belladonna

a

Explanation: commonly known as Cannabis



Which of the following angiosperm plant is used as local anesthetic and for altitude sickness in South America?
a) Cannabis sativa     
b) Erythroxylon coca
c) Narcissus spp.        
d) Atropa belladonna

b

Explanation: commonly known as Coca



Which of the following angiosperm plant is used to treat Alzheimer’s disease?
a) Taxus baccata        
b) Cinchona succiruba
c) Narcissus spp.       
d) Atropa belladonna

c

Explanation: commonly known as Dafodil. Galantamine hydrobromide, a compound derived from daffodil bulbs


Which of the following angiosperm plant is used to relax the muscles of the eaye and to stop muscular spasms?
a) Taxus baccata        
b) Cinchona succiruba
c) Narcissus spp.        
d) Atropa belladonna

d

Explanation: commonly known as Deadly nightshade. The berries of this plant contain highly toxic chemical atropine


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