List of practice Questions

Hydrolytic enzymes which act on low pH are called as 

Choose the correct sequence of stages of growth curve for Bacteria 

In a population, unrestricted reproductive capacity is called as 

Significance of mimicry is

A solution contains non volatile solute of molecular mass M2. Which of the following can be used to calculate the molecular mass of solute in terms of osmotic pressure 

Let T > 0 be a fixed real number. Suppose, f is a continuous function such that for all $x \in R. f(x+T)=f(x). \, If \, I = \int_0^T f(x)dx$ then the value of $\int_3^{3+3T} f(2x)dx$
The sum $\displaystyle \sum_{i-0}^{m} \binom{10}{i} \binom{20}{m-i},$ where $ \binom{p}{q}=0 \, if \, p>q,$ is maximum when m is equal to
The area (in sq units) bounded by the curves $y=|x|-1$ and $y=-|x|+1$ is
Which of the following is not a drying and dehydrating agent?
The light reflected by a plane mirror may form a real image
The molecular mass of $ KMn{{O}_{4}} $ is M. The equivalent weight of $ KMn{{O}_{4}} $ , when it is converted into $ KMn{{O}_{4}} $ is:
The set of all real numbers x for which $x^2-|x+2|+x>0$ is
Which of the following has the highest dipole moment?
When $KMnO_4 $acts as an oxidising agent and ultimately forms $MnO^{2-}_4, MnO_2, Mn_2O_3 \, and \, Mn^{2+}$. Then the number of electrons transferred in each case respectively
If in a circular coil $A$ of radius $R,$ current $i$ is flowing and in another coil $B$ of radius $2 R$ a current $2 i$ is flowing, then the ratio of the magnetic fields, $B_{A}$ and $B_{B}$ produced by them will be :
The inductance between A and D is :
The magnetic field lines due to a bar magnet are correctly shown in
If $a > 0$ and discriminant of $ax^2 + 2bx +c $ is -ve then $\begin{vmatrix}a&b&ax+b\\ b &c&bx+c\\ ax+b &bx+c&0\end{vmatrix} $ is equal to
The domain of $\sin^{-1}\left[\log_3\left(\frac{x}{3}\right)\right]$ is
Term ecosystem was given by
Teflon is a polymer of
Manipulation of DNA in genetic engineering became possible due to the discovery of :-
A 100 W bulb $B_1$ and two 60 W bulbs $B_2 \, and\, B_3$, are connected to a 250 V source, as shown in the figure. Now $W_1, W_2 \, and \, W_3$ are the output powers of the bulbs $B_1, B_2$ and $B_3$ respectively. Then,
If an ammeter is to be used in place of a voltmeter, then we must connect with the ammeter :
The resistivity of metal increases with increase in temperature because: