Questions

Every ecosystem must have Autotrophs.

The study of trees is called Dendrology.

Nearly 15% of the petroleum reserves are found in Soudi Arabia

Ray Tomilson

Mitochondria is absent in Bacteria as well as in Blue Green Algae. They are seen in eukaryotic cells for respiration purpose.

A conception of right and wrong is the definition of Ethics.

Ethics are societal norms adopted by a group which deals with the fundamental human relation ships.

The nervous system of the human brain consists of the central nervous system which has brain and the spinal cord and the peripheral nervous system which has perpheral, cranary, spinal nerves.