List of top Questions asked in ICAR AIEEA (PG)- 2023

Name the hormones having cell surface receptors and the second messenger is calcium or phosphotidyl inositol.
(A). Thyrotrophic releasing Hormone (TRH)
(B). Gonadotropin Releasing Hormone (GRH)
(C). Calcitriol
(D). Calcitonin
Choose the correct answer from the options given below:

Which immunoglobulin can cross the placental barrier and protect the new born from infections?

Deficiency of Vitamin B6 (Pyridoxine) causes :
(A). Hampers serotonin production
(B). Epinephrine and Nor epinephrine are not produced properly
(C). GABA is not produced properly
(D). Protein is not produced properly
Choose the correct answer from the options given below:

Match List-I with List-II
List-I (Condition)
(A). The addition of $\text{H}^+$ to a suspension of RBCs results in
(B). The RBC of mammals living in high altitude exhibit
(C). RBCs of rats and dogs with $\text{Mg}$ deficiency
(D). Oxy Hb with a relaxed structure
List-II (Effect)
(I). Lower glycolytic rates
(II). Greater Hb $\text{O}_2$ affinity
(III). Decrease $\text{O}_2$ affinity of Hb
(IV). Lowered binding capacity for $\text{CO}_2$
Choose the correct answer from the options given below:

Which Hormone receptor in the orexigenic neurons of the arcuate nucleus inhibit the release of the neuropeptide Y (NPY)?

The major electrolyte lost through gastrointestinal fluid during vomition is mainly

Name the scientists who won the Nobel prize for isolation of Insulin in 1923.

Match List-I with List-II
List-I (Name of Immunoglobulin)
(A). IgG
(B). IgM
(C). IgA
(D). IgE
List-II (Corresponding Heavy chain)
(I). Alpha Heavy chain
(II). Epsilon Heavy chain
(III). Gamma Heavy chain
(IV). Mu Heavy chain
Choose the correct answer from the options given below:

Given below are two statements:
Statement (I): If thyroid gland secret insufficient quantity of thyroxin hormone the condition is called hypothyroidism.
Statement (II): In hypothyroidism thyroid stimulating hormone concentration in the blood is also below normal.
In light of the above statements, choose the most appropriate answer from the options given below.

If a globular protein is solubilized in an aqueous medium then the amino acids which may found on the surface of that protein in that solution are
(A) Glutamic acid
(B) Aspartic acid
(C) Lysine
(D) Phenyl alanine
Choose the correct answer from the options given below:

Match List-I with List-II
List-I (Amino acid) vs List-II (Their symbol)
(A) Glycine - (I) M
(B) Glutamine - (II) G
(C) Tryptophan - (III) Q
(D) Methionine - (IV) W
Choose the correct answer from the options given below:

Given below are two statements, one is labelled as Assertion (A) and other labelled as Reason (R).
Assertion (A) : A solution of $\alpha$-D glucose and a solution of $\beta$-D glucose shows identical optical properties.
Reason (R) : They form identical equilibrium mixture in solution.
In light of the above statements, choose the correct answer from the options given below.

Which of the following amino acids are represented by triplet codon?
(A) 4-Hydroxy proline
(B) Histidine
(C) Tyrosine
(D) Cysteine
Choose the correct answer from the options given below:

The catecholamines are produced in the brain and are synthesized from the amino acid

Hormones those bind to intracellular receptors
(A). Androgens
(B). Estrogen
(C). Progestine
(D). Insulin
Choose the correct answer from the options given below:

An ideal right handed $\alpha$-helix is made up of 200 amino acid residues, the length of that helix structure is

Given below are two statements, one is labelled as Assertion (A) and other labelled as Reason (R).
Assertion (A) : A polypeptide chain with a long block of Arginine at pH 7.0 can not form an $\alpha$-helix in the portion containing long block of arginine.
Reason (R) : Positively charged side chains of arginine at pH 7.0 repel each other strongly.
In light of the above statements, choose the correct answer from the options given below.

If pI (isoelectric pH) of serine and leucine are 5.68 and 5.98 respectively then in a solution of pH 3.0

A polypeptide chain containing three lysine and four arginine residues is treated with sufficient concentration of trypsin in a reaction mixture with optimum condition for reaction of trypsin yield Consider no arginine and lysine residues are present in carboxy and amino terminal end of that polypeptide

The dietary precursor of coenzyme A is

Given below are two statements:
Statement (I) : Specific activity of an enzyme is the number of an enzyme units in each milligram of protein.
Statement (II) : Specific activity of an enzyme is maximum and on further purification of that protein does not change the specific activity in the condition when enzyme is pure.
In light of the above statements, choose the most appropriate answer from the options given below.

The viatmin which is hydrophobic in nature

The vitamins, which also serve as precursors of hormone
(A) Vitamin A
(B) Vitamin B12
(C) Vitamin D
(D) Vitamin C
Choose the correct answer from the options given below:

Three fatty acids, F1, F2, and F3 with same chain length has melting point of $45^\circ\text{C}$, $50^\circ\text{C}$ and $60^\circ\text{C}$ then the number of unsaturated carbon present in}

Given below are two statements, one is labelled as Assertion (A) and other one labelled as Reason (R).
Assertion (A) : The lipid present in the membrane produces a closed vesicle in aqueous medium.
Reason (R) : Membrane lipids carries only positive charge and are highly soluble in water.
In light of the above statements, choose the correct answer from the options given below.