Picric acid is a chemical composition
of:
of:
Anonymous Quiz
10%
a. Van urk's reagent
7%
b. Mayer reagent
76%
c. Hager's reagent
7%
d. Wagner's reagen
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What is an alkaloid?
Anonymous Quiz
67%
A )natural, basic compound with at least one nitrogen atom
4%
B)man made, acidic compound made of mostly nitrogen and carbon
3%
C) natural, acidic compound derived from animal fat
27%
D) natural, basic compound consisting mainly of carbon and hydrogen atoms
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Which of the following are examples of alkaloids?
Anonymous Quiz
5%
a. Quinine
6%
b. Morphine
1%
C. Heroin
1%
d. Cocaine
86%
e.All of these are examples of alkaloids
Which of the following is the property of an alkaloid?
Anonymous Quiz
8%
A.Acidic Nitrogen Compound
82%
B.Basic Nitrogen Compound
8%
C.Neutral Nitrogen Compound
2%
D.Volatile Nitrogen Compound
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Alkaloids are obtained from?
Anonymous Quiz
20%
A.Plants
1%
B. Animal
1%
C.Microorganisms
78%
D.All of the above
Which of the following is NOT an example of Liquid Alkaloid?
Anonymous Quiz
16%
A. Sparteine
7%
B.Coniine
8%
C. Nicotine
68%
D.Atropine
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Another name for Potassium mercuric iodide solution used for alkaloid chemical test?
Anonymous Quiz
13%
A/Wagners Reagent
77%
B. Mayer's Reagent
6%
C.Hager's Reagent
5%
D.Sonnenschein Reagent
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Which of the following is CORRECT for Murexide test?
Anonymous Quiz
79%
A. Caffeine + Hcl + KCI3
12%
B.Caffeine + H2SO4 + KCI3
6%
C.Caffeine + HNO3 + Br2
3%
D.Caffine + H2 + N2
Ipecac and Aconite are found in?
Anonymous Quiz
26%
A.Bark
56%
B. Root
11%
C.Aerial part of plant
7%
D.Unripe capsule
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Nuxvomica and areca extracted from?
Anonymous Quiz
9%
A.Roots
9%
B.Bark
77%
C.Seed
5%
D.Flowering buds
The example of pseudoalkaloid:
Anonymous Quiz
87%
a) Caffeine
5%
b) Hygrine
4%
c) Arecoline
4%
d) Lobeline
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Alkaloids found in fungi is
Anonymous Quiz
2%
A.Cinchona
2%
B.Ipecac
54%
C.Ergot
3%
D.Citrina
39%
E.Both c&d
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The name of the alkaloids are obtained
from the generic name of the plant yielding them such as
from the generic name of the plant yielding them such as
Anonymous Quiz
20%
A. (cocaine, belladonnine)
72%
B.hydrastine, atropine
6%
C.ergotamine , atropine
2%
D.pelletierine
the main role of alkaloids in plants is toxicity against predators and pathogens.
Anonymous Quiz
90%
True
10%
False
Some alkaloids can be extremely harmful to mammals, which is the case of the
intoxication.
steroidal alkaloid cyclopamine in lambs, identified as the compound
intoxication.
steroidal alkaloid cyclopamine in lambs, identified as the compound
Anonymous Quiz
72%
A.in Veratrum californicum (Liliaceae) responsible for teratogen effects
11%
B.in Veratrum californicum (Leguminsae) responsible for teratogen effects
8%
C.in Veratrum californicum (Rubiaceae) responsible for teratogen effects
9%
None of them
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The alkaloids have action analgesics and narcotics such as
Anonymous Quiz
7%
A/Atropine
85%
B/ morphine & codeine
1%
C/homatropine
7%
All of them
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The alkaloide has an action is the hypertension such as
Anonymous Quiz
58%
A/ ephedrine
21%
B/ reserpine
20%
C/ both a&b
2%
D/none of them
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The alakloid has an action is cause hypotension such as
Anonymous Quiz
9%
A/ atropine & homatropine
5%
B. Morphine
85%
C.reserpine
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