Two most essential gas in marine ecosystem are oxygen and…….Question 8Answera.Carbon dioxideb.Calciumc.Sodiumd.Helium

Which are the most abundant dissolved gases in ocean water? A. nitrogen and carbon dioxide B. oxygen and carbon dioxide C. oxygen and methane D. nitrogen and sulfide

What is the second most common gas in the atmosphere?Group of answer choicesoxygenhydrogennitrogenwater vaporcarbon dioxide

Which gas is primarily responsible for global warming?*A) OxygenB) NitrogenC) Carbon dioxideD) Hydrogen

The important requirement of the aquatic life is___a) Dissolved Oxygen b) Dissolved Chlorinec) Dissolved Nitrogen d) Dissolved Methane

Which of the following gases is the most abundant in the air we breathe?Group of answer choicesWater VaporArgonNitrogenOxygen