Name two crops produced in green houses with increase carbon dioxide concentration.

Name two method generally used in green chemistry.

Name the green houses gases.

Name the hydrogen donor for carbon dioxide reduction in : green plants

Name the technique used to separte the mixture of Carbon monoxide and Carbon dioxide.

Name any two toxins that are produced as secondary metabolites.

An organic compound contains 69.77% carbon, 11.63% hydrogen and the rest is oxygen. The molecular mass of the compound is 86u. The compound does not reduce Tollens reagent but reacts with Brady's reagent to give yellow precipitate. On vigorous oxidation the molecule produces ethanoic acid and propanoic acid. The compound also shows iodoform test. Identify and name the compound and write the reactions.

Name the hydrogen donor for carbon dioxide reduction in : green /purple sulphur bacteria.