A few drops of iodine solution were added to rice water. The solution turned blue-black in colour. This indicates that the rice water contains: (a) Complex proteins
(b) Simple proteins
(c) Fats
(d) Starch

Why are carbon dioxide concentrations expected to increase? a carbon dioxide concentrations are expected to increase, because fossil fuel burning is expected to increase b. carbon dioxide concentrations are expected to increase, because of an increase in agriculture. c.carbon dioxide concentrations are expected to increase, because more land will have to be cleared for increasing populations and agricultural use. d. all of the above select the best answer from the choices provided mark this and return save and exit next submit submit