List of practice Questions

The volume of ??natomical dead space??air is normally
The value of k for which the equation $(K - 2)x^2 + 8x + K + 4 = 0$ has both roots real, distinct and negative is
The triangular sac like structure which receives blood through the vena cava in frog is
The terms homothallic and monoecious are used to denote
The test-tube baby programme employs which one of the following techniques?
The sum of the series $1+\frac{4}{3}+\frac{10}{9}+\frac{28}{27}+.... $ upto $n $ terms is
The sum of the coefficients of the polynomial $ {{(1+x+{{x}^{2}}-4{{x}^{3}})}^{2149}} $ is
The substance used as froth stabilisers in forth-floatation process is
The slope of the tangent drawn on position-time graph at any instant is equal to the instantaneous
The site of glycolysis is
The shape of the ammonia molecule is
The secretory phase in the human menstrual cycle is also called
The reversible expansion ob an ideal gas under adiabatic and isothermal conditions is shown in the figure. Which of the following statement(s) is (are) correct?
The refracting angle of a prism is A and refractive index is $\cot(A/2)$. The angle of minimum deviation is
The reddish brown gas produced by heating $ KCl $ with $ K_2Cr_2O_7 $ (solid) and conc. $ H_2SO_4 $ is
The reaction, $2H_{2}O_{2} \to 2H_{2}O +O_{2} ; $ shows that $H_{2}O_{2}$
The raw material for Raschig process is
The rate of change of current of $10\, A\, s^{ -1}$ in a coil produces an emf of 5 V. Then the self-inductance of the coil in henry is
The range of frequency bands used for television $VHF$ service is
The population $p(t)$ at time $t$ of a certain mouse species satisfies the differential equation $\frac{dp\left(t\right)}{dt} = 0.5 p\left(t\right) - 450.$ If $p\left(0\right) = 850$, then the time at which the population becomes zero is :
The plants commonly called vascular cryptogams are
The plants having vascular tissue but lacking seeds are placed under
The order of basicity of the compounds is
The order of osmotic pressure of three equimolar aqueous solutions of $CaCl_{2}, NaCl$ and $C_{6}H_{12}O_{6}$ (glucose) is
The number of common tangents of the circles given by $x^2+y^2-8x-2y +1 = 0$ and $x^2+y^2 + 6x+8y = 0$ is