List of practice Questions

Areolar connective tissue joins-
The thalloid body of a slime mould (Myxomycetes) is known as -
HIV that causes AIDS, first starts destroying
Which one of the following statements is incorrect?
Earthworms are-
Two particles of equal mass are connected to a rope $AB$ of negligible mass, such that one is at end $A$ and the other dividing the length of the rope in the ratio $ 1:2 $ from $A$. The rope is rotated about end $B$ in a horizontal plane. Ratio of the tensions in the smaller part to the other is (ignore effect of gravity)
The specific charge of a proton is $9.6 \times 10^7 \, C \, kg^{-1}$. The specific charge of an alpha particle will be :
A simple pendulum has a length $l$ and the mass of the bob is $m$. The bob is given a charge $q$ coulomb. The pendulum is suspended between the vertical plates of a charged capacitor. If $E$ is electric field strength between the plates, the time period of pendulum is given by
If $a > b > 0$, then the value of $Tan^{-1} \left(\frac{a}{b}\right)+Tan^{-1}\left(\frac {a+b}{a-b}\right) $
The remainder obtained when $(\lfloor 1)^2 + (\lfloor 2)^2 + (\lfloor 3)^2 + ... + (\lfloor 100)^2$ is divided by $10^2$ is ;
Which of the following is an accumulation and release centre of neurohormones ?
One gene-one enzyme hypothesis was postulated by:
The projection of $\vec{a} = 5\hat{i} - \hat{j} + 3 \hat{k}$ on $\vec{b} = 2 \hat{i} + \hat{j} - \hat{k}$ is
$-M$ effect is shown by
Which one of the following does not exist in $\alpha$ and $\beta$ forms?
In a triangle $ABC$ if $\begin{vmatrix}1&a&b\\ 1&c&a\\ 1&b&c\end{vmatrix} = 0$, then $\sin^2 A + \sin^2 B + \sin^2 C = $
Equivalent mass of potassium permanganate in acid medium is
If the area of triangle formed by the points $(\alpha, 0), (0, 1)$ and $(-1, 0)$ is 20 s units, then $\alpha$ is
The magnitude of the magnetic force on a charge is zero when
The area of the triangle whose vertices are $A = (1, -1, 2), B = (2, 1, -1)$ and $C = (3, -1, 2)$ is
The coordinates of the circumcentre of the triangle with vertices $(2, 3), (4, -1) $ and $ (4, 3) $ are
The mass of $CaCO_3$ that completely reacts with 1 $dm^3$ of IN hydrochloric acid is
The molecular formula of Ruby silver is
The number of positive divisors of 67375 which are greater than 5 is
The differential equation whose general solution is $Ax^2 + By^2 = 1$, where $A$ and $B$ are arbitrary constants is of ?