Questions

The sodium fusion test, or Lassaigne's test, is used in elemental analysis for the qualitative determination of the presence of foreign elements, namely halogens, nitrogen, and sulphur, in an organic compound. It was developed by J. L. Lassaigne.Silver fluoride is soluble in water and does not precipitate and thus this method cannot be used for detection of fluorine.

A living community and its environment is what an ecosystem is.

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,...

Integrated circuit (IC) is a tiny device that controls electric signals in such electronic equipments as computers and T.V sets. Many integrated circuits contain thousands of electronic parts on a paper - thin chip of silicon. These parts include capacitors, diodes, all in a very small, compact space.

Cytoplasm does not contains all the organelles.

Atoms are composed of Electrons, protons and Neutrons. Protons and Neutrons together called as Nuclei.