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SS1 Chemistry – Oxides of Carbon

CONTENT Carbon (iv) oxide Carbon (ii) oxide   CARBON (iv) OXIDE The percentage composition of carbon (iv) oxide in the atmospheric air is about 0.03% by volume while in dissolved

SS2 Biology – Respiratory System 2

CONTENT Respiratory System in Mammals: Mechanism of the Respiratory System Process of Inhalation / Inspiration in Man Characteristics Process of Expiration in Man Internal Aerobic Respiration Respiration in Plants (Stomata

SS1 Biology – Polution

In today’s class, we will discuss pollution. Enjoy the class!   Pollution Pollution is the introduction of a contaminant into the natural environment by human activities. It is the release