Carotenoids and anthocyanin pigments are examples of

1. Primary metabolites

2. Secondary metabolites

3. Protein

4. Sugar

Subtopic:  Primary & Secondary Metabolites |
 91%
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Which of the following secondary metabolites is an anticancer drug?

1.  Vinblastin

2.  Concanavalin A

3.  Abrin

4.  Ricin

Subtopic:  Primary & Secondary Metabolites |
 82%
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Which of the following is not true about secondary metabolites?

(1)They have direct role in photosynthesis, respiration and reproduction

(2)They act as toxins or pigments or drugs or lectins

(3) Distribution is limited and restricted to special taxonomic group

(4) Organic compound of diverse nature

Subtopic:  Primary & Secondary Metabolites |
 77%
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A list of different metabolites is given below in this list find out the number of primary & secondary metabolites, respectively & chooses the correct option:
Alkaloids, Abrin, Ricin, Carotenoids, Amino acids,
Glucose, Fructose, Fatty acids, Thymine, Uracil,
Lectins, Drugs.

1. Five and Six
2. Six and Six
3. Seven and five
4. Four and Eight

Subtopic:  Primary & Secondary Metabolites |
 75%
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Substances having identifiable function & play known role in normal physiological functions of a cell are called as :-

1. Primary metabolites

2. Secondary metabolites

3. Metabolites

4. Biomolecules 

Subtopic:  Primary & Secondary Metabolites |
 79%
From NCERT
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Match each item in Column I with one item in Column II and chose your answer from the codes given below:

Column I

(Type of secondary metabolite)

Column II

(example)

I. Alkaloid

II. Toxin

III. Lectin

IV. Drug

1. Abrin

2. Morphine

3. Vinblastin

4. Concanavalin A

Codes

            I           II         III         IV

1.         1           2           3           4

2.         2           1           4           3

3.         2           1           3           4

4.         1           2           4           3

Subtopic:  Primary & Secondary Metabolites |
 84%
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Go through the following statements-
A. Primary metabolites are biochemicals formed as intermediates and products of normal vital metabolic pathways of organisms
B. Plant tissues produce only secondary metabolites
C. Secondary metabolites have restricted distribution in the plant kingdoms only.
D. Secondary metabolites are derivatives of primary metabolites.
E. Many plants, fungi and microbes synthesise secondary metabolites.
F. No secondary metabolite has ecological importance.
G. We understand the role of all secondary metabolites in the host organisms.
H. Many secondary metabolites are of economic importance to us.
Which of the above statement are wrong?
(1) A, B, C are wrong                               

(2) D, E, F are wrong

(3) A, D, E are wrong                               

(4) B, C, F, G are wrong

Subtopic:  Primary & Secondary Metabolites |
 72%
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Identify the option, where all the columns are not matched correctly:

1. Abrin Secondary metabolite Drug
2. GLUT-4 Protein Transport carrier
3. Lecithin Phospholipid Cell membrane
4.  Thymidylic Acid Nucleotide DNA
Subtopic:  Primary & Secondary Metabolites |
 70%
From NCERT
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