Fructose reduces Tollen's reagent due to

Which of the following represents the complexity of body organization?

What is the correct order of occurrence ($\%$ by weight) in air of $Ne, Ar$ and $Kr$?

In a transformer,the number of turns in the primary coil is $140$ and that in the secondary coil is $280$. If the current in the primary coil is $4 \, A$,then the current in the secondary coil is.....$A$.

The molar heat capacity in a process of a diatomic gas,if it does a work of $\frac{Q}{4}$ when a heat of $Q$ is supplied to it,is:

Which of the following bacteria is associated with bio-insecticides?