1
MCQ (Single Correct Answer)

JEE Main 2018 (Online) 16th April Morning Slot

The correct match between items of List - I and List - II is :

List - I List - II
(A) Phenelzine (P) Pyrimidine
(B) Chloroxylenol (Q) Furan
(C) Uracil (R) Hydrazine
(D) Ranitidine (S) Phenol
A
(A) - (R), (B) - (S), (C) - (P), (D) - (Q)
B
(A) - (s), (B) - (R), (C) - (P), (D) - (Q)
C
(A) - (S), (B) - (R), (C) - (Q), (D) - (P)
D
(A) - (R), (B) - (S), (C) - (Q), (D) - (P)
2
MCQ (Single Correct Answer)

JEE Main 2019 (Online) 11th January Morning Slot

The correct match between item (I) and item (II) is :

Item-I Item-II
(A) Norethindrone (P) Anti-biotic
(B) Ofloxacin (Q) Anti-fertility
(C) Equanil
(R) Hypertension
(S) Analgesics
A
(A)$$ \to $$(R); (B)$$ \to $$(P); (C)$$ \to $$(R)
B
(A)$$ \to $$(R); (B)$$ \to $$(P); (C)$$ \to $$(S)
C
(A)$$ \to $$(Q); (B)$$ \to $$(P); (C)$$ \to $$(R)
D
(A)$$ \to $$(Q); (B)$$ \to $$(R); (C)$$ \to $$(S)

Explanation

(A) Norethindrone - Antifertility

(B) Ofloaxacin - Anti-Biotic

(C) Equanil - Hypertension (traiquilizer)
3
MCQ (Single Correct Answer)

JEE Main 2019 (Online) 11th January Evening Slot

The correct match between Item I and Item II is :

Item I Item II
(A) Allosteric effect (P) Molecule binding to the active site of enzyme
(B) Competitive inhibitor (Q) Molecule crucial for communication in the body
(C) Receptor
(R) Molecule binding to a site other than the active site of
enzyme
(D) Poison (S) Molecule binding to the enzyme covalently
A
(A)$$ \to $$(P); (B)$$ \to $$(R); (C)$$ \to $$(Q); (D)$$ \to $$(S)
B
(A)$$ \to $$(P); (B)$$ \to $$(R); (C)$$ \to $$(S); (D)$$ \to $$(Q)
C
(A)$$ \to $$(R); (B)$$ \to $$(P); (C)$$ \to $$(S); (D)$$ \to $$(Q)
D
(A)$$ \to $$(R); (B)$$ \to $$(P); (C)$$ \to $$(Q); (D)$$ \to $$(S)

Explanation

Allosteric effect $$ \to $$ Molecule binding to a site other than the active site of enzyme

Competitive inhibitor $$ \to $$ Molecule binding to the active site of enzyme

Receptor $$ \to $$ Molecule crucial for communication in the body

Poison $$ \to $$ Molecule binding to the enzyme covalently
4
MCQ (Single Correct Answer)

JEE Main 2019 (Online) 9th April Evening Slot

Noradrenaline is a/an
A
Antacid
B
Antihistamine
C
Neurotransmitter
D
Antidepressant

Explanation

Noradrenaline works as neurotransmitter in the brain and body.

Questions Asked from Chemistry in Everyday Life

On those following papers in MCQ (Single Correct Answer)
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AIEEE 2002 (1)
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