1

NEET 2021

MCQ (Single Correct Answer)
Given below are two statements :

Statement I :

Aspirin and Paracetamol belong to the class of narcotic analgesics.

Statement II :

Morphine and Heroin are non-narcotic analgesics.

In the light of the above statements, choose the correct answer from the options given below.
A
Statement I is incorrect but Statement II is true.
B
Both Statement I and Statement II are true
C
Both Statement I and Statement II are false
D
Statement I is correct but Statement II is false

Explanation

$$\bullet$$ Aspirin and paracetamol belong to the class of non-narcotic analgesics.

$$\bullet$$ Morphine and Heroin are narcotic analgesics.

$$\therefore$$ Both statement I and Statement II are false.
2

NEET 2020 Phase 1

MCQ (Single Correct Answer)
Sucrose on hydrolysis gives :
A
$$\alpha $$-D-Glucose + $$\beta $$-D-Glucose
B
$$\alpha $$-D-Glucose + $$\beta $$-D-Fructose
C
$$\alpha $$-D-Fructose + $$\beta $$-D-Fructose
D
$$\alpha $$-D-Glucose + $$\beta $$-D-Fructose

Explanation

Sucrose $$\buildrel {Hydrolysis} \over \longrightarrow $$ $$\alpha $$-D-Glucose + $$\beta $$-D-Fructose
3

NEET 2020 Phase 1

MCQ (Single Correct Answer)
Which of the following is a basic amino acid?
A
Alanine
B
Tyrosine
C
Lysine
D
Serine

Explanation

Lysine is a basic amino acid it contains more number of $$ - $$ NH2 groups as compared to $$ - $$ COOH groups due to their symmetrical.
4

NEET 2019

MCQ (Single Correct Answer)
The non-essential amino acid among the following is : (1) (2) (3) (4)
A
alanine
B
lysine
C
valine
D
leucine

Explanation

Non Essential amino acid is Alanine.

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