Recent questions without answers

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401
Prandtl number is the ratio ofthermal diffusivity to momentum diffusivitymass diffusivity to momentum diffusivitymomentum diffusivity to thermal diffusivitythermal diffus...
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402
Fed batch cultivation is suitable for which of the following?Processes with substrate inhibitionProcesses with product inhibitionHigh cell density cultivationP and Q only...
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403
A biological process is involved in the __________ treatment of industrial effluent.primarysecondarytertiaryquaternary
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406
Which one of the following is the most suitable type of impeller for mixing high viscosity (viscosity $ 10^5$ cP) fluids?PropellerHelical ribbonPaddleFlat blade turbine
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407
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408
The positive Eigen value of the following matrix is __________. $$\begin{bmatrix} 2 & 1 \\ 5 & -2 \end{bmatrix}$$
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409
The Laplace transform $F(s)$ of the function $f(t) = \cos (at)$, where $a$ is constant, _________$\dfrac{s^2}{s^2+a^2} \\$$\dfrac{a}{s^2+a^2} \\$$\dfrac{s}{s^2+a^2} \\$$\...
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410
The value of the integral $\displaystyle \int_0^{0.9} \dfrac{dx}{(1-x)(2-x)}$ is ____________
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415
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416
Match the secondary metabolites (Column-I) with the corresponding plant species (Column-II).$\begin{array}{|l|l|l|l|} \hline & \textbf{Column-I} & &\textbf{Column-II} \\ ...
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417
A variety of genetic elements are used in the transgenic plant research. Match the genetic elements (Column-I) with their corresponding source (Column-ll).$\begin{array}{...
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418
Match the type of chromosomal inheritance (Column-I) with the corresponding genetic disease or trait (Column-II).$\begin{array}{|l|l|l|l|} \hline & \textbf{Column-I} & & ...
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419
A crossing was performed between the genotypes $\textit{DdEeFfgg}$ and $\textit{ddEeFfGg}$. Assuming that the allelic pairs of all genes assort independently, the proport...
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422
Find the INCORRECT combinationSurface immunoglobulins – B cell antigen receptorAffinity maturation - isotype switchingFc region of antibodies – binding to complement ...
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424
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429
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434
A bioreactor is scaled up based on equal impeller tip speed. Consider the following parameters for small and large bioreactors: $$\begin{array}{|l|l|l|l|} \hline \textbf...
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436
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438
$\dfrac{d^2y}{dx^2}-y=0$. The conditions for this second order homogeneous differential equation are $y(0)=1$ and $\dfrac{dy}{dx}=3$ at $x=0$. The value of $y$ when $x = ...
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439
The value of determinant $A$ given below is ________.$A = \begin{pmatrix} 5 & 16 & 81 \\ 0 & 2 & 2 \\ 0 & 0 & 16 \end{pmatrix}$
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440
Consider the equation$V=\dfrac{aS}{b+S+\dfrac{S^2}{c}}$Given $a = 4$, $b = 1$ and $c = 9$, the positive value of $S$ at which $V$ is maximum, will be _________