When the margins of sepals or petals overlap one another without any particular direction,the condition is termed as

$A$ $100\%$ efficient transformer has $100$ turns in the primary and $25$ turns in its secondary coil. If the current in the secondary coil is $4\, A$,then the current in the primary coil is.....$A$.

Propanal on treatment with dilute sodium hydroxide forms

The magnifying power of a simple microscope is (when the final image is formed at $D = 25 \ cm$ from the eye):

$A$ vertical spring with force constant $K$ is fixed on a table. $A$ ball of mass $m$ at a height $h$ above the free upper end of the spring falls vertically on the spring so that the spring is compressed by a distance $d$. The net work done in the process is

Which of the following substances combines with hemoglobin in the blood to form carboxyhemoglobin?