List of practice Questions

Two sides of a rhombus are along the lines, $x - y + 1 = 0$ and $7x - y - 5 = 0$. If its diagonals intersect at $(-1, -2)$, then which one of the following is a vertex of this rhombus?
If the number of terms in the expansion of $\left( 1 - \frac{2}{x} + \frac{4}{x^2} \right)^n , x \neq 0$ , is $28$ , then the sum of the coefficients of all the terms in this expansion, is :
The number of distinct real roots of the equation, $\begin{vmatrix}\cos x&\sin x &\sin x\\ \sin x&\cos x&\sin x\\ \sin x&\sin x&\cos x\end{vmatrix}= 0$ in the interval $ \left[- \frac{\pi}{4}, \frac{\pi}{4}\right]$ is :
Which microorganism is involved in the assay of Rifampicin
Which of the following is delayed type of her sensitivity reaction
Match the drug with their receptor profiles

(1)Ergotamine(P)5-HT2A antagonist
(2)Ondansetron(Q)5-HT1 partial agonist /antagonist
(3)Sumartriptan(R)5-HT3 antagonist
(4)Ketanserin(S)5-HT1D agonist
Which of the following is a phjse II drug metabolism reaction associated with genetic polymorphism
Identity the false statements
In NMR spectrum, a signal is observed as triplet What will be the ratio of relative peak areas in this signal
Which of the antibodies provide passive immunity to newborn baby
To which chemical class the vinca alkaloids belong
The resistance to macrolide antibiotics by of gram positive organism is developed due to
A drug of low water solubility when given orally is absorbed up to 90% of the administered does. The drug belongs to which class according to BCS classification
Which of the following is NOTa component of evaporator
At pH 5, the ratio of the protonated to unprotanated forms of morphine pKa 7 would be
Which of the following is a drug considered as potassium sparing diuretic
Which of the reagent from the given can be used to protect ketone group
Match the following plant product with their chemical class
(1)b-amyrin(P)Alkaloid secondary alcohol
(2)Sqaulene(Q)Alkaloid, phenol
(3)Morphine(R)Triterpene, secondary alcohol
(4)Ephedrine(S)Asyclic triterpene, polyene
Thiamine deficiency causes decreased energy production because
What is the surface tension of water of at 25°C
In a dithecous anther, each pollen sac contain 1000 MMC. What is the total number of pollen-grains produced by the anther ?
The codons UUU and UUC codes for phenylalanine only. This feature of genetic code is called
A hyperbola whose transverse axis is along the major axis of the conic, $\frac{x^2}{3} + \frac{y^2}{4} = 4 $ and has vertices at the foci of this conic. If the eccentricity of the hyperbola is $\frac{3}{2}$, then which of the following points does NOT lie on it ?
The point $(2, 1)$ is translated parallel to the line $L : x-y = 4$ by $2\sqrt{3}$ units. If the new point $Q$ lies in the third quadrant, then the equation of the line passing through $Q$ and perpendicular to $L$ is :
At very high pressures, the compressibility factor of one mole of a gas is given by :