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Chapter 9: Digestion & Waste Removal REVIEW

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

What is the amount of energy it takes to raise the temperature of 1 kg of water by 1°C?

a)

Calorie

b)

Joule

c)

Watt

d)

Volt

2.

A series of chemical reactions that convert sunlight, water, and carbon dioxide into glucose and oxygen is known as ____.

a)

Photosynthesis

b)

Cellular Respiration

c)

Fermentation

d)

Glycolysis

3.

Which process converts the energy in food into ATP (usable energy)?

a)

Photosynthesis

b)

Cellular Respiration

c)

Digestion

d)

Metabolism

4.

The chemical breakdown of food where the substance's properties change is called ____.

a)

Mechanical Digestion

b)

Chemical Digestion

c)

Absorption

d)

Ingestion

5.

What type of protein helps break down molecules in the body?

a)

Hormone

b)

Enzyme

c)

Antibody

d)

Lipid

6.

The physical breaking down of food where the substance stays the same is known as ____.

a)

A) Chemical Digestion

b)

B) Mechanical Digestion

c)

C) Absorption

d)

D) Ingestion

7.

What is the thin piece of tissue at the end of the pharynx that sends air to the trachea and food to the esophagus?

a)

Epiglottis

b)

Uvula

c)

Larynx

d)

Tonsil

8.

The wavelike movement of muscles that moves food through the digestive system is called ____.

a)

Peristalsis

b)

Segmentation

c)

Churning

d)

Swallowing

9.

What is the liquid produced by the stomach that is made up of chyme, hydrochloric acid, mucus, and pepsin?

a)

Gastric Juice

b)

Bile

c)

Saliva

d)

Pancreatic Juice

10.

Fingerlike projections found on the lining of the small intestine are called ____.

a)

Villi

b)

Microvilli

c)

Cilia

d)

Papillae

11.

The process by which the body converts food into energy is known as ____.

a)

Metabolism

b)

Digestion

c)

Absorption

d)

Excretion

12.

What is the green liquid that breaks down fats and oils?

a)

Bile

b)

Gastric Juice

c)

Saliva

d)

Pancreatic Juice

13.

The process of breaking down large droplets of fat into small droplets of fat is called ____.

a)

A) Emulsification

b)

B) Digestion

c)

C) Absorption

d)

D) Metabolism

14.

Chemical substances that regulate the body by controlling behavior and actions are known as ____.

a)

Hormones

b)

Enzymes

c)

Vitamins

d)

Minerals

15.

A substance in food that provides energy and materials for cell development, growth, and repair is called ____.

a)

Nutrient

b)

Vitamin

c)

Mineral

d)

Enzyme

16.

Large molecules made up of many smaller ones are known as ____.

a)

Macromolecules

b)

Micromolecules

c)

Polymers

d)

Monomers

17.

What are the building blocks of proteins?

a)

Amino Acids

b)

Fatty Acids

c)

Nucleotides

d)

Sugars

18.

Organic nutrients needed in small amounts for growth, regulating body functions, and preventing some diseases are called ____.

a)

Vitamins

b)

Minerals

c)

Proteins

d)

Carbohydrates

19.

Inorganic nutrients that lack carbon and control many chemical reactions in the body are known as ____.

a)

A) Minerals

b)

B) Vitamins

c)

C) Proteins

d)

D) Carbohydrates

20.

What are the filtering units found in the kidney?

a)

Nephrons

b)

Alveoli

c)

Villi

d)

Glomeruli