The endosperm in angiosperms develops from

$A$ rod of mass $M$ and length $l$ is suspended by two wires $P$ and $Q$. $A$ uniform magnetic field $B$ is directed into the page. When current $I$ flows through the rod,the tension in each supporting wire is:

Which of the following statements is not correct for viruses?

$NaOH$ is prepared by which of the following methods?

In the given circuit,the readings of voltmeters $V_1$ and $V_2$ are $300 \, V$ each. The readings of voltmeter $V_3$ and ammeter $A$ are respectively:

Insectivorous plants live in a soil that is usually deficient in