Which one of the following pairs is wrongly matched?

1. Detergents - Lipase

2. Alcohol - Nitrogenase

3. Fruit juice - Pectinase

4. Textile - Amylase

Subtopic:  Enzymes Classification |
 68%
NEET - 2009
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NEET 2023 - Target Batch - Aryan Raj Singh
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Carbohydrates are commonly found as starch in plant storage organs. Which of the

following five properties of starch (A-E) make it useful as a storage material?

(A) Easily translocated 

(B) Chemically non-reactive

(C) Easily digested by animals

(D) Osmotically inactive

(E) Synthesized during photosynthesis

The useful properties are 

1. (B) and (C)

2. (B) and (D)

3. (A), (C) and (E)

4. (A) and (E)

Subtopic:  Carbohydrates |
 52%
NEET - 2008
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NEET 2023 - Target Batch - Aryan Raj Singh
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Which one of the following pairs of nitrogenous bases of nucleic acids, is wrongly matched

with the category mentioned against it?

1. Thymine, Uracil         - Pyrimidines

2. Uracil, Cytosine         - Pyrimidines

3. Guanine, Adenine      - Purines

4. Adenine, Thymine     - Purines

Subtopic:  Double Helix : Watson & Crick Part 1 | Double Helix : Watson & Crick |
 80%
From NCERT
NEET - 2008
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

A competive inhibitor of succinic dehydrogenase is

1. malonate                 

2. oxaloacetate

3. α-ketoglutarate       

4. malate

Subtopic:  Enzyme Inhibition: Introduction | Enzyme Inhibition |
 86%
From NCERT
NEET - 2008
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NEET 2023 - Target Batch - Aryan Raj Singh
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An organic substance bound to an enzyme and essential for its activity is called:

1. coenzyme                   

2. holoenzyme

3. apoenzyme                 

4. isoenzyme

Subtopic:  Enzyme Cofactors |
 76%
From NCERT
NEET - 2006
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The enzyme amylase belongs to the class

1. hydrolase                       

2. isomerase

3. transferase                     

4. lyases

Subtopic:  Enzymes Classification |
 66%
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Cobalt is present in the molecule of

1. vitamin B6

2. vitamin B12

3. vitamin B2

4. vitamin B1

 78%
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NEET 2023 - Target Batch - Aryan Raj Singh
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DNA has deoxyribose as the constituent sugar. The position where the sugar lacks oxygen is

1. 1

2. 2

3. 3

4. 4

Subtopic:  Carbohydrates: Introduction | Carbohydrates: Glycosidic Bond & Disaccharide |
 72%
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NEET 2023 - Target Batch - Aryan Raj Singh
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The linkage that joins two adjacent nucleotides in RNA is

1. phosphate ester                 

2. phosphodiester

3. phosphate anhydride         

4. N-glycoside

Subtopic:  Double Helix : Watson & Crick Part 1 | Double Helix : Watson & Crick |
 86%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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Phosphodiester bond is present in

1. ATP

2. ADP

3. cAMP

4. none of these

Subtopic:  Double Helix : Watson & Crick Part 1 | Double Helix : Watson & Crick |
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NEET 2023 - Target Batch - Aryan Raj Singh
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