1. It has been observed that the process of digestion is faster inside the stomach than outside because (1) the digestive juices inside the stomach are acidic, while outside they are alkaline (2) the amount of digestive juices produced in the stomach in the presence of food is much more (3) the digestive juices download ctet previous question paper when kept outside the stomach become inactive (4) the food is churned in the stomach thereby increasing the surface area for quicker enzyme action 2. Cooked rice can be preserved for a longer time in a refrigerator because (1) microbes become inactive at low temperature (2) microbes are destroyed and killed at low temperature (3) moisture content in the food is reduced at low temperature (4) refrigerators contain certain chemicals which kill the microbes
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