1
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

Match List-I with List-II.

List - I List - II
(A) Cytokine barriers (I) Mucus coating of respiratory tract
(B) Cellular barriers (II) Interferons
(C) Physiological barriers (III) Neutrophils and Macrophages
(D) Physical barriers (IV) Tears and Saliva

Choose the correct answer from the options given below :

A
(A)-(II), (B)-(III), (C)-(IV), (D)-(I)
B
(A)-(III), (B)-(I), (C)-(IV), (D)-(II)
C
(A)-(III), (B)-(I), (C)-(II), (D)-(IV)
D
(A)-(II), (B)-(III), (C)-(I), (D)-(IV)
2
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

Select the correct statement/s with respect to mechanism of sex determination in Grasshopper.

(A) It is an example of female heterogamety.

(B) Male produces two different types of gametes either with or without X chromosome.

(C) Total number of chromosomes (autosomes and sex chromosomes) is same in both males and females.

(D) All eggs bear an additional X chromosome besides the autosomes.

Choose the correct answer from the options given below :

A
(B) and (D) only
B
(A), (C) and (D) only
C
(A) only
D
(A) and (C) only
3
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

Incorrect set of quantum numbers from the following is :

A
$$\mathrm{n}=4,1=3, \mathrm{~m}_1=-3,-2,-1,0,+1,+2,+3, \mathrm{~m}_{\mathrm{s}}=-1 / 2$$
B
$$\mathrm{n}=5,1=2, \mathrm{~m}_1=-2,-1,+1,+2, \mathrm{~m}_{\mathrm{s}}=+1 / 2$$
C
$$\mathrm{n}=4,1=2, \mathrm{~m}_1=-2,-1,0,+1,+2, \mathrm{m}_{\mathrm{s}}=-1 / 2$$
D
$$\mathrm{n}=5,1=3, \mathrm{~m}_1=-3,-2,-1,0,+1,+2,+3, \mathrm{m_s}=+1 / 2$$
4
NEET 2023 Manipur
MCQ (Single Correct Answer)
+4
-1
Change Language

Given below are two statements : one is labelled as Assertion (A) and the other is labelled as Reason (R).

Assertion (A) : Ionisation enthalpy increases along each series of the transition elements from left to right. However, small variations occur.

Reason (R) : There is corresponding increase in nuclear charge which accompanies the filling of electrons in the inner d-orbitals.

In the light of the above statements, choose the most appropriate answer from the options given below :

A
(A) is correct but (R) is not correct.
B
(A) is not correct but (R) is correct.
C
Both (A) and (R) are correct and (R) is the correct explanation of (A).
D
Both (A) and (R) are correct but (R) is not the correct explanation of (A).
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