Digestive System Review

Which enzyme can digest sugar?

• amylase

• bile

• lipase

• protease

Which enzyme can breakdown the meat from a chicken thigh into amino acids?

• amylase

• lipase

• nuclease

• protease

Which enzyme can digest fat droplets into fatty acids and glycerol?

• bile

• lipase

• nuclease

• protease

Most chemical digestion (sugar, proteins, lipids, nucleic acids) occurs in which organ?

• mouth

• stomach

• small intestine (duodenum)

• small intestine (jejunum)

The food is semi-fluid in form and mixed with gastric juices like Hydrochloric acid and pepsin. It is in the form of a _______________.

• bolus

• chyme

• liquid food

• semi-solid food

The sponge, an animal which lives underwater takes in water from the sides of its body and ejects the filtered material through its osculum (the opening). What feeding mechanism is shown?

• bulk feeding

• fluid feeding

• substrate feeding

• suspension feeding

This GIF shows how a vampire bat eats. What feeding mechanism is shown?

• bulk feeding

• fluid feeding

• substrate feeding

• suspension feeding

Earthworms ingest soil, pieces of fallen leaves, and other mineral sediments/deposits in the soil. What feeding mechanism is shown by earthworms?

• bulk feeding

• fluid feeding

• substrate feeding

• suspension feeding

What feeding mechanism is shown?

• bulk feeding

• fluid feeding

• substrate feeding

• suspension feeding