The coagulation values in millimoles per liter of the electrolytes used for the coagulation of As2S3 are given below:

I.  (NaCl) = 52,

II. (BaCl2) = 0.69,

III. (MgSO4) = 0.22

The correct order of their coagulating power is

Option: 1

I > II > III


Option: 2

II > I > III


Option: 3

III > II > I


Option: 4

III > I > II


The IUPAC name of the compound is :

Option: 1

5-formylhex-2-en-3-one


Option: 2

5-methyl-4-oxohex-2-en-5-al


Option: 3

3-keto-2-methylhex-5-enal


Option: 4

3-keto-2-methylhex-4-enal


What is the output Y in the following circuit, when all the three inputs A, B, C are first 0 and then 1?

Option: 1

0, 1


Option: 2

0, 0


Option: 3

1, 0


Option: 4

1, 1


The correct sequence of cell organelles during photorespiration is :

Option: 1

Chloroplast,-Golgibodies,-mitochondria


Option: 2

Chloroplast,-RoughEndoplasmic reticulum, Dictyosomes


Option: 3

Chloroplast,-mitochondria,-peroxisome


Option: 4

Chloroplast,-vacuole,-peroxisome


In the following reaction :

 

The major product is:

Option: 1


Option: 2


Option: 3


Option: 4


The ease of adsorption of the hydrated alkali metal ions on an ion- exchange resins follows the order:  

Option: 1

Li^{+}< K^{+}<Na^{+}< Rb^{+}


Option: 2

Rb^{+}< K^{+}<Na^{+}< Li^{+}


Option: 3

K^{+}<Na^{+}< Rb^{+}< Li^{+}


Option: 4

Na^{+}< Li^{+}< K^{+}< Rb^{+}


The order of stability of the following tautomeric compounds is:

Option: 1

III>II>I


Option: 2

II>I>III


Option: 3

II>III>I


Option: 4

I>II>III


The refracting angle of a prism is A, and refractive index of the material of the prism is cot(A/2). The angle of minimum deviation is:

Option: 1

90°-A


Option: 2

180°+ 2A


Option: 3

180°-3A


Option: 4

180°-2A


The fundamental frequency of a closed organ pipe of length 20 cm is equal to the second overtone of an organ pipe open at both the ends. The length of organ pipe open at both the ends is:

Option: 1

120 cm


Option: 2

140 cm


Option: 3

80 cm


Option: 4

100 cm


Multiple alleles are present:

Option: 1

At the same locus of the chromosome


Option: 2

On non-sister chromatids


Option: 3

On different chromosomes


Option: 4

At different loci on the same chromosome


Removal of proximal convoluted tubule from the nephron will result in:

Option: 1

No change in quality and quantity of urine


Option: 2

No urine formation


Option: 3

More diluted urine


Option: 4

More concentrated urine


The electrolytic reduction of nitrobenzene in strongly acidic medium produces:

Option: 1

Azobenzene


Option: 2

Aniline


Option: 3

p-Aminophenol


Option: 4

Azoxybenzene


In the nuclear decay given below:

_{\text{Z}}^{\text{A}}\textrm{\text{X}}\rightarrow _{\text{Z}+1}^{\text{A}}\textrm{\text{Y}}\rightarrow _{\text{Z}-1}^{\text{A}-4}\textrm{\text{B}}^{\ast}\rightarrow _{\text{Z}-1}^{\text{A}-4}\textrm{\text{B}}  , the particles emitted in the sequence are:

Option: 1

\gamma,\beta,\alpha


Option: 2

\beta,\gamma,\alpha


Option: 3

\alpha,\beta,\gamma,


Option: 4

\beta,\alpha,\gamma,


A wave in a string has an amplitude of 2 cm. The wave travels in the + ve direction of x axis with a speed of 128 m/sec. and it is noted that 5 complete waves fit in 4 m length of the string. The equation describing the wave is:

Option: 1

y = (0.02) m sin (15.7x - 2010t)


Option: 2

y = (0.02) m sin (15.7x + 2010t)


Option: 3

y = (0.02) m sin (7.85x - 1005t)


Option: 4

y = (0.02) m sin (7.85x + 1005t)


Tiger is not a resident in which one of the following national park ?

Option: 1

Sunderbans


Option: 2

Gir


Option: 3

Jim Corbett


Option: 4

Ranthambhor


Out of \text{TiF}_{6}^{2-}, \text{CoF}_{6}^{3-}, \text{Cu}_{2}\text{Cl}_{2} and \text{NiCl}_{4}^{2-},  (Z of Ti = 22, CO = 27, Cu = 29, Ni = 28) the colourless species are:

Option: 1

\text{Cu}_{2}\text{Cl}_{2}\ \text{and}\ \text{NiCl}_{4}^{2-}


Option: 2

\text{TiF}_{6}^{2-}\ \text{and}\ \text{Cu}_{2}\text{Cl}_{2}


Option: 3

\text{COF}_{6}^{3-}\ \text{and}\ \text{NiCl}_{4}^{2-}


Option: 4

\text{TiF}_{6}^{2-}\ \text{and}\ \text{COF}_{6}^_{3-}


A particle moves in x-y plane according to rule x = a sin \omegat and y = a cos\omegat. The particle follows

Option: 1

An elliptical path


Option: 2

A circular path


Option: 3

A parabolic path


Option: 4

A straight line path inclined equally to x and y-axes


An increase in equivalent conductance of a strong electrolyte with dilution is mainly due to

Option: 1

increase in number of ions


Option: 2

increase in ionic mobility of ions


Option: 3

100% ionisation of electrolyte at normal dilution


Option: 4

increase in both i.e. number of ions and ionic mobility of ions


25.3 g of sodium carbonate (Na2CO3) is dissolved in enough water to make 250 ml of solution. If sodium carbonate dissociates completely, the molar concentration of sodium ion (Na+) and carbonate ion \left ( \text{CO}_{3}^{2-} \right )  are respectively (Molar mass of Na2CO3 = 106 g mol-1

Option: 1

0.477 M and 0.477 M


Option: 2

0.955 M and 1.910 M


Option: 3

1.910 M and 0.955 M


Option: 4

1.90 M and 1.910 M


An aqueous solution is 1.00 molal in KI. Which change will cause the vapour pressure of the solution to increase?

Option: 1

Addition of water


Option: 2

Addition of NaCl


Option: 3

Addition of Na2SO4


Option: 4

Addition of 1.00 molal KI


In which one of the following species the central atom has the type of hybridization which is not the same as that present in the other three?

Option: 1

PCl5


Option: 2

SF4


Option: 3

I_{3}^{-}


Option: 4

{\rm SbCl}_5^{2 - }


Virus envelope is known as :

Option: 1

Core


Option: 2

Capsid


Option: 3

Virion


Option: 4

Nucleoprotein


Satellite DNA is useful tool in

Option: 1

Genetic engineering


Option: 2

Organ transplantation


Option: 3

Sex determination


Option: 4

Forensic science


Which one of the following is not a micronutrient?

Option: 1

Boron


Option: 2

Molybdenum


Option: 3

Magnesium


Option: 4

Zinc


If due to some injury the chordae tendinae of the tricuspid valve of the human heart is partially non-functional, what will be the immediate effect?

Option: 1

The flow of blood into the pulmonary artery will be reduced


Option: 2

The flow of blood into the aorta will be slowed down


Option: 3

The pacemaker will stop working


Option: 4

The blood will tend to flow back into the left atrium


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