Animal Digestion

Breaking down of food into simple,soluble compounds is called

• ingestion

• digestion

• nutrition

• egestion

1. The greatest amount of digestion of food in humans takes place in the

• mouth

• stomach

• small intestine

• large intestine

Tags

NGSS.MS-LS1-7

Bile is produced in the

• stomach

• small intestine

• pancreas

• liver

During digestion,fats are changed into

• amino acids

• fatty acids and glycerol

• glucose

• sugar

Which of the following best describes the advantage of a true digestive tract over a gastrovascular cavity?

• Increased nutrient absorption

• Decreased risk of infection

• Reduced energy expenditure

• Increased efficiency and specialization

What type of animal has a well-pronounced cecum?

• postgastric (hindgut)

• avian

• ruminant

• monogastric

The inner walls of the stomach secrete _________.

• Mucus & hydrochloric acid

• Bile

• Lime

• Salt

Water from the undigested food is absorbed mainly in the

• stomach

• foodpipe

• small intestine

• large intestine

The chemicals that help to digest the food are called

• digestive juice

• vitamins

• enzymes

• hormones

What is the finger-like projections found in the digestive system called?

• Protozoa

• Villi