A molecule that cannot act as a target for drug function in the body is:

1. Carbohydrates

2. Lipids

3. Vitamins

4. Proteins

Subtopic:  Classification of Medicines |
 82%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

The incorrect statement among the following regarding enzyme inhibitors is:

1. They inhibit the catalytic activity of the enzyme.
2. They prevent the binding of substrate.
3. Generally, a strong covalent bond is formed between an inhibitor and an enzyme.
4. Inhibitors can be competitive or non-competitive.

Subtopic:  Classification of Medicines |
 68%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

Match the class of compounds given in Column I with their functions given in Column II.

Column I Column II
A. Antagonists 1. Communicate messages between two neurons and that between neurons to muscles.
B. Agonists 2. Bind to the receptor site and inhibit its natural function.
C. Chemical messenger 3. Crucial to the body's communication process.
D. Receptors 4. Mimic is the natural messenger.

Codes

A B C D
1. 2 4 1 3
2. 3 1 4 2
3. 1 4 3 2
4. 4 3 2 1
Subtopic:  Classification of Medicines |
 77%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

Match the classes of drugs as given in Column I with their action given in Column II.

Column I Column II
A. Analgesics 1. Painkilling effect
B. Antiseptics 2. Treatment of acidity
C. Antihistamines 3. Applied to diseased skin surfaces
D. Antacids 4. Prevents the interaction of histamine with its receptor

Codes

A B C D
1. 2 3 4 1
2. 3 1 4 2
3. 1 3 4 2
4. 4 3 2 1
Subtopic:  Classification of Medicines |
 88%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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Select the correct option based on statements below:

Assertion (A): Penicillin (G) is an antihistamine.
Reason (R): Penicillin (G) is effective against gram-positive as well as gram-negative bacteria.
  
1. Both (A) and (R) are true and (R) is the correct explanation of (A).
2. Both (A) and (R) are true but (R) is not the correct explanation of (A).
3. (A) is true but (R) is false.
4. Both (A) and (R) are false.

Subtopic:  Classification of Medicines |
 76%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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NEET 2023 - Target Batch - Aryan Raj Singh

Select the correct option based on statements below:

Assertion (A): Competitive inhibitors compete with the natural substrate for their attachment to the active sites of enzymes.
Reason (R): In competitive inhibition, the inhibitor binds to the allosteric site of the enzyme.
  
1. Both (A) and (R) are true but (R) is not the correct explanation of (A).
2. Both (A) and (R) are true and (R) is the correct explanation of (A).
3. Both (A) and (R) are false.
4. (A) is true but (R) is false.
Subtopic:  Classification of Medicines |
 59%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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Depression is caused by: 

1. High level of adrenaline

2. High level of noradrenaline

3. Low level of noradrenaline

4. Low level of adrenaline

Subtopic:  Classification of Medicines |
 64%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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A better substitute of Mg(OH)2 as medicine is-

1. Ranitidine

2. Histamine

3. Cyclopam

4. Ipranzoid

Subtopic:  Classification of Medicines |
 83%
From NCERT
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The compound that cannot be used as a food preservative is -

1. Table salt

2. Black pepper

3. Vegetable oil

4. Sodium benzoate

Subtopic:  Food - Preservatives, Artificial Sweeteners & Antioxidants |
 70%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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The use of aspartame is limited to cold foods and drinks because:

1. It is unstable when heated and decomposes at cooking temperature.
2. It is 500 times sweeter than cane sugar.
3. It becomes bitter at cooking temperature.
4. It reacts with the food at cooking temperature.

Subtopic:  Food - Preservatives, Artificial Sweeteners & Antioxidants |
 86%
From NCERT
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NEET 2023 - Target Batch - Aryan Raj Singh
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