Life Processes in Animals

Answer

Life processes are essential activities that living beings perform to survive. Examples include nutrition, respiration, excretion, and reproduction. These processes work together to keep organisms ali

Answer

Digestion is the process of breaking down complex food components into simpler forms that the body can use. In humans, it occurs in the alimentary canal, which is a long tube starting from the mouth a

Answer

Mechanical digestion is the physical breakdown of food into smaller pieces by crushing and chewing. It begins in the mouth where teeth break down food into fine pieces, making it easier to swallow and

Answer

Chapati contains starch (carbohydrate). Saliva contains digestive enzymes that break down starch into sugar. When you chew chapati for a long time, the starch is converted to sugar by saliva, making i

Answer

The food pipe or oesophagus is a flexible tube that carries food from the mouth to the stomach. Its walls contract and relax in wave-like motions to push food downward through a process called perista

Answer

1. Digestive juice breaks down proteins into simpler components 2. Acid helps break down proteins and kills harmful bacteria 3. Mucus protects the stomach lining from acid damage

Answer

The small intestine is called 'small' because of its narrow diameter, not its length. Despite being about 6 meters long (the longest part of the alimentary canal), it has a smaller width compared to t

Answer

1. The inner lining of the small intestine itself 2. The liver (secretes bile) 3. The pancreas (secretes pancreatic juice)