BIO 165 EXAM 4

Which of the following is TRUE about an amoeba's digestive system? (select all that apply)

• it has long-term storage

• its digestion is intracellular

• it uses enzymes to break down food

• it utilizes phagocytosis to ingest food

• it has an alimentary canal

Monogastric animals produce stomach acid in the stomach to digest which nutrients?

• Protein

• Fibre

• Carbohydrates

• Lipids

What is the correct order of the ruminant stomachs?

• Rumen, omasum, reticulum, abomasum

• Abomasum, omasum, rumen, reticulum

• Rumen, reticulum, omasum, abomasum

• Omaysum, abomasum, rahmen, reticulated

Where are water and nutrients absorbed?

• Large intestine

• Small intestine

• Stomach

• Colon

• starting in the mouth

What is special about a ruminant digestive system?

• The stomach has multiple chambers

• The large intestine has a caecum

• The small intestine is much longer

• The esophagus has extra mucus for the ruminant's fibrous diet

Food broken down by PHYSICAL processes is called...

• mechanical digestion

• chemical digestion

• enzymatic digestion

• acid swishing in the stomach

• contractions

Which nutrient acquisition step(s) utilize(s) teeth? (select all that apply)

• acquisition

• ingestion

• digestion

• absorption

• elimination

Which nutrient acquisition step(s) utilize(s) the small intestine? (select all that apply)

• Acquisition

• Ingestion

• Digestion

• absorption

• elimination

Neurons in a bee's eyes respond to... (select all that apply)

• movement

• UV light

• ommatidia

• bright colors

• still images

By first training bees on one shape and then changing the shapes under the nectar source of the bee, scientists wanted to determine... (select all that apply)

• what is the extent of the shapes they can identify

• how is memory encoded and accessed

• what is the color threshold that a bee can detect

• which shape is most prevalent in natural flowers

• how bees feed on different types of flower shapes