Bacteria inhabiting legume root nodules and which add atmospheric nitrogen to the soil are referred…

A boy timed 30 oscillations of a certain pendulum thrice and obtained 1min. 10s, 1min. 12s and 1min.…

A train has an initial velocity of 44ms-1 and an acceleration of -4ms-1. Its velocity after 10 seconds…

In explaining the term camouflage, to a class, the diagram above show four varieties, P, Q, R, and…

A wave that travels through stretched strings is known as A. electromagnetic wave B. micro wave C. mechanical…

Productivity , per worker, is best measured by A. total output less number of workers B. total output…