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Digestion and Excretion

Total questions: 56

Worksheet time: 28mins

Name
Class
Date
1.

An activity such as sleeping does not require energy.

a)

Agree

b)

Disagree

2.

All fats in food should be avoided.

a)

Agree

b)

Disagree

3.

Digestion begins in the mouth.

a)

Agree

b)

Disagree

4.

Energy from food stays in the digestive system.

a)

Agree

b)

Disagree

5.

Several human body systems work together to eliminate wastes.

a)

Agree

b)

Disagree

6.

Blood contains waste products that must be removed from the body.

a)

Agree

b)

Disagree

7.

Which nutrient helps your body absorb vitamins?

a)

Carbohydrate

b)

Fat

c)

Mineral

d)

Protein

8.

Where is the first place digestion occurs?

a)

Mouth

b)

Stomach

c)

Large intestine

d)

Small intestine

9.

The kidneys filter wastes from the.....

a)

Blood

b)

Intestine

c)

Lungs

d)

Skin

10.

What are proteins made of?

a)

Amino acids

b)

Minerals

c)

Sugars

d)

Vitamins

11.

Which would be considered a grain?

a)

black beans

b)

brown rice

c)

canola oil

d)

lean chicken

12.

What is the main source of energy for your body?

a)

carbohydrates

b)

minerals

c)

proteins

d)

water

13.

What is the correct order for how food is processed in the digestive system?

a)

absorption, digestion, ingestion, elimination

b)

elimination, ingestion, absorption, digestion

c)

ingestion, absorption, digestion, elimination

d)

ingestion, digestion, absorption, elimination

14.

What organ produces a substance that neutralizes acid from the stomach?

a)

esophagus

b)

gallbladder

c)

liver

d)

pancreas

15.

What fluid produced in the mouth contains digestive enzymes?

a)

bile

b)

blood

c)

chyme

d)

saliva

16.

Carbon dioxide is eliminated by which body system?

a)

digestive system

b)

integumentary system

c)

respiratory system

d)

urinary system

17.

What is produced by the urinary system?

a)

blood

b)

feces

c)

perspiration

d)

urine

18.

The bladder is most similar to which object?

a)

a baloon

b)

a tube

c)

a folded paper

d)

a rigid container

19.

Which process depends on enzymes?

a)

chemical digestion

b)

elimination

c)

mechanical digestion

d)

respiration

20.

Which factor does NOT influence how much energy a person needs?

a)

age

b)

gender

c)

height

d)

weight

21.

What is a main function of the excretory system?

a)

fight diseases

b)

move limbs

c)

pump blood

d)

remove wastes

22.

Which part of the brain works with the urinary system to help maintain homeostasis?

a)

cerebellum

b)

cerebrum

c)

hypothalamus

d)

medulla

23.

Which system works with the digestive system to carry nutrients to the cells of the body?

a)

circulatory

b)

excretory

c)

lymphatic

d)

respiratory

24.

Which of the following is NOT one of the six groups of nutrients?

a)

Proteins

b)

Vitamins

c)

Water

d)

Fruits

25.

What makes up most of the tissues in your body?

a)

Fats

b)

Proteins

c)

Minerals

d)

Water

26.

Relaying signals between cells, protecting against disease, providing support to cells, and speeding up chemical reactions are all functions of ........

a)

Vitamins

b)

Minerals

c)

Fats

d)

Proteins

27.

What three forms are carbohydrates normally found in?

a)

Vitamins A, Zinc, Iron

b)

starches, sugars, fibers

c)

saturated fats, inorganic nutrients, vitamin B

d)

calcium, water, meat

28.

What makes up the major part of cell membranes?

a)

Vitamins

b)

Carbohydrates

c)

Fats

d)

Calories

29.

Calcium, Iron, & Zinc are three examples of .......

a)

Minerals

b)

Vitamins

c)

Fats

d)

Calories

30.

What is the amount of energy is takes to raise the temperature of 1 kg of water by 1 degree celsius?

a)

Energy

b)

Calorie

c)

Mineral

d)

Carbohydrate

31.

What is the large molecule that is made of amino acids and which contains carbon, hydrogen, oxygen, nitrogen, and sometimes sulfer?

a)

Protein

b)

Fats

c)

Minerals

d)

Carbohydrates

32.

What are molecules made of Carbon, Hydrogen, and Oxygen atoms and are usually the body's major source of energy?

a)

Vitamins

b)

Minerals

c)

Fats

d)

Carbohydrates

33.

What are also called lipids and provide energy and help your body absorb vitamins?

a)

water

b)

minerals

c)

fats

d)

vitamins

34.

What are nutrients needed in small amounts for growth, regulating body functions, and preventing some disease?

a)

Vitamins

b)

Minerals

c)

Energy

d)

Proteins

35.

What are inorganic nutrients that do not contain carbon and help the body to regulate many chemical reactions?

a)

carbohydrates

b)

lipids

c)

vitamins

d)

minerals

36.

What is the mechanical and chemical breakdown of food into small particles and molecules that your body can absorb or use?

a)

Enzymes

b)

Digestion

c)

The small intestine

d)

The esophagus

37.

How much saliva does your salivary glands produce everyday?

a)

3L

b)

2L

c)

1L

d)

2ml

38.

What are proteins that helps break down larger molecules into smaller molecules and help speed up chemical reactions?

a)

proteins

b)

fats

c)

enzymes

d)

small intestine

39.

What type of digestion happens when you chew, mash, and grind food with your teeth and tongue?

a)

chemical

b)

mechanical

c)

bacteria

d)

enzymes

40.

What kind of digestion uses chemical reactions to break down pieces of food into small molecules?

a)

mechanical

b)

enzymes

c)

chemical

d)

bacteria

41.

What part of the small intestine produces and enzyme called amylase that helps break down carbohydrates and a substance that neutralizes stomach acid?

a)

pancreas

b)

liver

c)

gallbladder

d)

chemical digestion

42.

What part of the small intestine produces the substance bile, that makes it easier to digest fats?

a)

gallbladder

b)

liver

c)

colon

d)

pancreas

43.

What part of the small intestine stores bile until it is needed?

a)

gallbladder

b)

liver

c)

pancreas

d)

stomach

44.

Two kidneys, two ureters, the bladder and the urethra are the organs of which bodily system?

a)

respiratory

b)

integumentary

c)

digestion

d)

urinary

45.

What body part is dark red in color because of the large volume of blood that passes through?

a)

ureter

b)

kidneys

c)

bladder

d)

urethra

46.

Which system collects and eliminates wastes from the body and regulates the level of fluid in the body?

a)

excretory

b)

digestive

c)

urintary

d)

integumentary

47.

The substances that provide energy and materials for cell development, growth, and repair are ..........

a)

carbohydrates

b)

vitamins

c)

nutrients

d)

calories

48.

Which organ in the digestive system is a muscular tube that connects the mouth to the stomach?

a)

tongue

b)

esophagus

c)

liver

d)

salivary glands

49.

Food mixes with digestive juices in the stomach and forms a thin watery liquid called .....

a)

chyme

b)

bile

c)

urine

d)

stomach acid

50.

What is the semi solid waste, which has a controlled release by muscles in the rectum and anus?

a)

colon

b)

digestion

c)

bacteria

d)

feces

51.

What is the bean-shaped organ, that filters or removes waste from the body?

a)

bladder

b)

liver

c)

gallbladder

d)

kidney

52.

What are the networks of capillaries and small tubes or tubules where filtration occurs in the kidneys?

a)

chyme

b)

nephrons

c)

pancreas

d)

enzymes

53.

What fluid is produced after blood is filtered in the kidneys?

a)

water

b)

chyme

c)

bile

d)

urine

54.

The muscular sac that holds urine until it is excreted is the ......

a)

pancreas

b)

kidney

c)

gallbladder

d)

bladder

55.

What is essential for proper digestion?

a)

iron

b)

fats

c)

proteins

d)

bacteria

56.

Proteins, carbohydrates, fats, vitamins, minerals, and water are the six groups of what?

a)

body functions

b)

digestion

c)

nutrients

d)

enzymes