Transamination:

(1) Involves the transfer of amino group from one amino acid to the keto group of keto acid.

(2) Involves the transfer of amino group from one amino acid to the amino group of another amino acid.

(3) Involves the transfer of keto group from one amino acid to the keto group of keto acid.

(4) Involves the transfer of keto group of keto acid to the keto group of keto acid.

Subtopic:  Nitrogen Metabolism: 1 | Nitrogen Metabolism:2 | Nitrogen metabolism | Nitrogen Metabolism |
 81%
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Transamination involves an enzyme?

(1) Transaminase

(2) Dehydrogenase

(3) Transaminase reductase

(4) Reductive dehydrogenase

Subtopic:  Nitrogen Metabolism: 1 | Nitrogen Metabolism:2 | Nitrogen metabolism | Nitrogen Metabolism |
 74%
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The main amino acid over which Transamination occurs.

(1) Glutamate

(2) Alanine

(3) Glycine

(4) Lysine

Subtopic:  Nitrogen Metabolism: 1 | Nitrogen Metabolism:2 | Nitrogen metabolism | Nitrogen Metabolism |
 91%
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The most important amides of plants are

(1) Asparagine

(2) Glutamine

(3) a structural part of proteins

(4) All of these

Subtopic:  Nitrogen Metabolism: 1 | Nitrogen Metabolism:2 | Nitrogen metabolism | Nitrogen Metabolism |
 90%
From NCERT
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Asparagine is

(1) Amide formed by addition of another amino group to glutamate

(2) Two amino groups over carboxy group of aspartate

(3) One amino group over hydroxy part of aspartic acid

(4) All of these

Subtopic:  Nitrogen Metabolism: 1 | Nitrogen Metabolism:2 | Nitrogen metabolism | Nitrogen Metabolism |
From NCERT
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Glutamine is

(1) Amide formed by addition of another amino group to Glycine

(2) Two amino groups over carboxy group of aspartate

(3) One amino group over hydroxy part of glutamic acid

(4) All of these

Subtopic:  Nitrogen Metabolism: 1 | Nitrogen Metabolism:2 | Nitrogen metabolism | Nitrogen Metabolism |
 70%
From NCERT
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For the transportation of Nitrogen to other part which of the following is preferably used?

(1) Lysine

(2) Glutamate

(3) Aspartate

(4) Glutamine

Subtopic:  Nitrogen Metabolism: 1 | Nitrogen Metabolism:2 | Nitrogen metabolism | Nitrogen Metabolism |
 52%
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Nodules of some plants like…….export the fixed nitrogen as….

(1) Soyabean, amide

(2) Soyabean, Ureides

(3) Mango, amide

(4) Mango, Ureides

Subtopic:  Nitrogen Fixation |
 90%
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Ureides have

(1) A particularly high Nitrogen to carbon ratio

(2) A particularly low Nitrogen to carbon ratio

(3) A particularly low Nitrogen to oxygen ratio

(4) A particularly low Nitrogen ratio

Subtopic:  Nitrogen Fixation |
 89%
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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                                      Column II
(Plant mineral)                             (Function)

I. Manganese                               1. Splitting of water

II. Zinc                                        2. Synthesis of auxin

III. Boron                                    3. Pollen germination

IV. Molybdenum                           4. Nitrogen metabolism
Codes:
       I   II    III    IV
A.    1   2     3     4
B.    2   1     4     3
C.    2   1     3     4
D.    1   2     4     3

Subtopic:  Mineral Function |
 89%
From NCERT
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