Questions

Living organisms often contain trace amounts of several elements, but the most abundant ones are oxygen, carbon, hydrogen, nitrogen, calcium, sulphur and phosphorus.

Online campaigns are highly measurable and may be able to generate an automatic positive ROI. As long as ROI remains positive, it can be strategic to capture all traffic without a predetermined budget.

An organism is a living thing, and there are two broad categories of organisms: those made up of only a single cell, and those made up of multiple cells.

Single-celled organisms means which contains only one cell are called unicellular organisms. 'Uni-' means 'one,' so the name 'unicellular' literally means 'one cell.'

Examples of Unicellular or Single celled organisms ::

Prokaryotic organisms like Bacteria,...

Some algae like green algae, euglena,...

Area near active volcano or lake beds are best areas that lends itself to the formation of fossils.

Energy can be transferred from one system to the other. The rate at which energy is transferred from one system to other system is called POWER. Energy transferred in one second is called a watt.