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 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect 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. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologySelect 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. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDepression is caused by :
1. High level of adrenaline
2. High level of noradrenaline
3. Low level of noradrenaline
4. Low level of adrenaline
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA better substitute of Mg(OH)2 as medicine is-
1. Ranitidine
2. Histamine
3. Cyclopam
4. Ipranzoid
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe compound that can not be used as a food preservative is -
1. Table salt
2. Black pepper
3. Vegetable oil
4. Sodium benzoate
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe 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. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDetergent that gets degraded by the action of bacteria are known as -
1. Non- biodegradable
2. Condensation
3. Biodegradable
4. Elastomers
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMatch 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 |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe 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. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology