Questions

_______________ is the movement of molecules across a cell membrane from a region of their lower concentration to a region of their higher concentration.

Name the reddish brown gas evolved when Lead Nitrate is heated strongly.

Who was elected the President of All India Workers and Peasants Party in Calcutta in 1928?

Money transfer through mobile is called __________.

The least preferred technique in the disposal of Municipal Solid Waste is

Which of the following is a Saprotroph?

A Sonar of a ship sends sounds waves of speed 1600 m/s. These waves are reflected back by the ocean floor in 4 seconds. Find the depth (in m) of the ocean floor.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

to use for the first time