Bank PO Questions

Tuber is considered as a modified stem. These type of stems carry out special functions that are important for the plant to survive. Tubers serves as a food reserve and bearing buds wherein new plants can grow.

The watt-hour (WH) is a unit of energy equivalent to one watt (1 W) of power expended for one hour (1 h) of time.

1 WH = 3600 joules.

Roger Federer, a star tennis player won his 99th career title in his hometown, Switzerland.

The chemical composition of a rock is mainly minerals.

Isotopes are atoms of the same element that have different mass numbers.

Example : Hydrogen, Deutirium and tritium all these have different mass but same atomic numbers.

Plants developing in dry conditions are called as xerophytes.

Biological membranes are composed of phospholipids, Proteins and Carbohydrate groups attached to lipids and proteins.

NOTHING.

A rich man needs nothing, a poor man has nothing with him, and if we eat nothing, we will die.