Recent questions tagged growth-and-control-of-microorganisms

Which ONE of the following options CORRECTLY matches the processes associated with the growth condition given in the table?$$\begin{array}{|ll|ll|}\hline & \textbf{Proces...

In a batch culture experiment, $2$ cells of a microorganism were added to a growth medium. During the experiment, a lag phase of $1$ hour was first experienced by the add...

​​​​Which one of the following is performed by autotrophic bacteria?Aerobic biodegradation of organic matterAnaerobic biodegradation of organic matterAerobic nitrificatio...

​​​​​Choose the correct statement(s) from the following regarding the structure/ reproduction of microorganismsProkaryotes do not have nucleus but Eukaryotes have nucleus...

​​​​Consider the following statements related to nitrification process:Electron acceptor type vary depending on whether nitrosomonas or nitrobacter is involved.Predominan...

​​​​Consider the following figure of an activated sludge process (ASP), depicting the flow $(\mathbf{Q})$, substrate $(\mathbf{S})$, and microorganism concentration $(\ma...

​​​If microbial growth occurs under substrate unlimited conditions, according to Monod's kinetics, choose the correct option(s) from the followingMicrobial growth follows...

With reference to disinfection, which of the following statement(s) is/are CORRECT?Ethanol damages lipid structures in the bacterial cell membraneMercuric chloride inacti...

Read the following statementsI. Photosynthesis takes place within the chloroplasts of the eukaryotes, whereas the breakdown of complex molecules to yield energy takes pla...

Read the following statementsi. Aerobic heterotrophic bacteria uses organic matter for carbon source and energy source.ii. Aerobic heterotrophic bacteria uses carbon diox...

Read the following statementsI. Bacteriophage is an anaerobic bacterium.II. Male-specific bacteriophage infect via the pili of other microorganisms including viruses.III....

Biodegradable wastes like vegetable peelings from kitchen are usually processed by composting techniques. Which of the following option(s) regarding the processing of bio...

For an exponentially growing microbial culture, the specific growth rate $(\mu)$ is related to its doubling time $\left(\mathrm{t}_{\mathrm{d}}\right)$ by which one of th...

A microbial culture, with a specific growth rate of $\mu_{1}$ (per hour), is being grown in a continuous reactor at steady state with hydraulic retention time (HRT) of $2...