Biology Chapter: Digestive Enzymes and Animal Behavior

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Questions and Answers

What is the main function of amylase in the digestive system?

To break down proteins into amino acids

To convert starch and glycogen into disaccharides (correct)

To emulsify fats for digestion

To break down disaccharides into monosaccharides

Which enzyme is responsible for breaking down lactose?

Maltase

Lactase (correct)

Amylase

Sucrase

What happens to monosaccharides after they are absorbed in the small intestine?

They are stored as glycogen in the liver

They enter the bloodstream to be used by the body's cells (correct)

They are excreted from the body as waste

They are converted back into disaccharides

What type of sugars are broken down by sucrase?

Glucose and fructose Signup and view all the answers

Which of the following enzymes is found in the brush border of the small intestine wall?

Lactase Signup and view all the answers

Which type of migration involves species moving to different altitudes based on the season?

Altitudinal Migrations Signup and view all the answers

What foraging strategy involves animals cooperating to hunt down larger prey?

Social Foraging Signup and view all the answers

Which of the following best describes the defense mechanism of playing dead?

Thanatosis Signup and view all the answers

Which animal is known for basking to regulate its body temperature?

Marine Iguanas Signup and view all the answers

What behavior do vervet monkeys exhibit to warn others of approaching predators?

Alarm Calls Signup and view all the answers

Which of the following is a specialized feeding behavior displayed by certain birds?

Trap-building Signup and view all the answers

What is a common characteristic of the courtship displays in male bower birds?

Building elaborate structures Signup and view all the answers

Which animal behavior involves forming huddles to conserve heat?

Huddling Signup and view all the answers

What is the main function of the cecum in the large intestine?

To act as a receiving pouch for waste matter Signup and view all the answers

Which component of the large intestine is responsible for holding waste until elimination?

Rectum Signup and view all the answers

What distinguishes carnivorous mammals' large intestines from those of herbivorous mammals?

They have a shorter length Signup and view all the answers

Which of the following is NOT a region of the colon?

Rectal colon Signup and view all the answers

Which accessory organ is primarily responsible for producing bile?

Liver Signup and view all the answers

What role do intestinal flora play in the colon?

They help with digestion Signup and view all the answers

How is elimination of waste from the body primarily propelled?

By peristaltic movements Signup and view all the answers

What is the primary purpose of pancreatic fluids in digestion?

To neutralize the acidic chyme Signup and view all the answers

What is the primary reason animals have greater mobility than plants?

Animals have flexible membranes. Signup and view all the answers

Which statement correctly describes the food storage method of animals?

Animals store food as glycogen. Signup and view all the answers

What distinguishes an alimentary canal from a gastrovascular cavity?

It allows for more efficient digestion due to two openings. Signup and view all the answers

What are plants primarily capable of that distinguishes them from animals?

Photosynthesis. Signup and view all the answers

What is the primary function of the oesophagus in the digestive system?

To transport food from the mouth to the stomach. Signup and view all the answers

Which of the following best describes the respiratory process in plants?

Plants take in carbon dioxide and release oxygen. Signup and view all the answers

What feature do animals have that allows them to efficiently escape predators?

Organ systems. Signup and view all the answers

What role do the teeth play in digestion?

They help masticate food into smaller particles. Signup and view all the answers

What is the pH range of the stomach, and why is it important?

1.5 to 2.5, to facilitate enzyme activity. Signup and view all the answers

Which of the following is true regarding plant and animal cell structures?

Plants have a rigid structure due to cell walls. Signup and view all the answers

Why are plants mostly immobile compared to animals?

Plants are rooted to the ground. Signup and view all the answers

Which animals are most likely to have monogastric digestive systems?

Humans and many other mammals. Signup and view all the answers

What additional role does saliva play in the digestive process after food is masticated?

It begins the chemical breakdown of food. Signup and view all the answers

What is a distinguishing characteristic of animal respiration compared to plant respiration?

Uses gills or lungs. Signup and view all the answers

Which component is NOT involved in the process of digestion in the small intestine?

Gastric juices from the stomach. Signup and view all the answers

What type of digestive process occurs in birds that consume partially chewed food?

Multichambered stomach. Signup and view all the answers

What is the role of the gallbladder in digestion?

It concentrates bile salts and stores bile. Signup and view all the answers

What do the building blocks for DNA and complex molecules primarily come from?

Carbohydrates from food Signup and view all the answers

Why is a balanced diet essential for animals?

To maintain optimal health and reproductive capacity Signup and view all the answers

What type of carbohydrates are primarily utilized by animals for energy?

Sugars or simple carbohydrates Signup and view all the answers

What is the main reason humans cannot produce glucose from cellulose?

Humans lack the enzymes necessary for digestion. Signup and view all the answers

What happens to excess sugars in the human body?

They are stored as glycogen. Signup and view all the answers

What role do plant fibers play in human digestion?

They contribute nutrients for intestinal flora to absorb. Signup and view all the answers

What is biosynthesis in the context of animal diets?

The process of building complex molecules from food Signup and view all the answers

Study Notes

General Biology II, Part 1 (AEB)

Course covers characteristics, identification, and classification of viruses
Examines unique characteristics of animal kingdoms (similarities and differences in plants & animals)
Discusses ecological adaptations in animal kingdoms, including nutrition, respiration, circulatory systems, excretion, and reproduction
Explores growth and development in animals, with briefs on physiology

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Description

Test your knowledge on the functions of digestive enzymes and various animal behaviors. This quiz covers topics like amylase, lactose breakdown, and unique animal foraging strategies. Delve into the fascinating world of biology and see how well you understand these critical concepts.