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Worksheets

Body Systems

Total questions: 64

Worksheet time: 35mins

Name
Class
Date
1.

Which of the following body parts has voluntary muscles?

a)

Arm

b)

Heart

c)

Intestine

d)

Stomach

2.

Which of the following body parts has involuntary muscles?

a)

Arm

b)

Face

c)

Intestine

d)

Leg

3.

Which of the following body parts has smooth muscles?

a)

Biceps

b)

Heart

c)

Triceps

d)

Stomach

4.

Which of the following body parts has striped muscles?

a)

Bladder

b)

Heart

c)

Intestine

d)

Stomach

5.

Olivia uses her elbow joint while lifting a cup. How does her elbow joint make this possible?

a)

It separates her arm bones so they move on their own.

b)

It connects her arm bones to make movement possible.

c)

It connects the biceps and triceps so they both work.

d)

It removes any ligaments that would prevent movement.

6.

Why do skeletal muscles work in pairs?

a)

One tightens and the other relaxes to make the bones move.

b)

Multiple muscles have to tighten to make joints move.

c)

They cancel each other out.

d)

Bones are resistant to movement.

7.

Jack bends and straightens his arm during arm wrestling. Which type of muscle does Jack use in the process?

a)

Cardiac muscles

b)

Involuntary muscles

c)

Skeletal muscles

d)

Smooth muscles

8.

Emma bends and straightens her arms while lifting dumbbells. Which body systems work together to make this happen?

a)

Nervous and skeletal

b)

Muscular and endocrine

c)

Skeletal and muscular

d)

Nervous and endocrine

9.

Which of the following is an example of a hormone?

a)

Adrenaline

b)

Blood

c)

Calcium

d)

Thyroid

10.

Which term is used to describe a fertilized egg?

a)

Sperm

b)

Testes

c)

Uterus

d)

Zygote

11.

Which of the following organ systems is a collection of glands that coordinates functions of the body by chemicals?

a)

Endocrine system

b)

Musculoskeletal system

c)

Nervous system

d)

Reproductive system

12.

Which of the following is a specialized cell that can recognize a hormone's chemical structure?

a)

Nerve cell

b)

Smooth cell

c)

Striped cell

d)

Target cell

13.

What happens in a male's body when he enters puberty?

a)

The testes start releasing testosterone.

b)

The testes start releasing progesterone.

c)

The ovaries start releasing testosterone.

d)

The ovaries start releasing progesterone.

14.

What happens inside your body when you ride a thrilling roller coaster?

a)

The thyroid gland releases glucagon.

b)

The adrenal glands release glucagon.

c)

The thyroid gland releases adrenaline.

d)

The adrenal glands release adrenaline.

15.

What happens when blood glucose levels rise above normal?

a)

The pancreas releases insulin.

b)

The pancreas releases glucagon.

c)

The pituitary gland releases insulin.

d)

The pituitary gland releases glucagon.

16.

What happens when blood glucose levels fall below normal?

a)

The pancreas releases insulin.

b)

The pancreas releases glucagon.

c)

The pituitary gland releases insulin.

d)

The pituitary gland releases glucagon.

17.

Which process describes the passing of nutrient molecules from the digestive system into the blood?

a)

Absorption

b)

Chemical

c)

Elimination

d)

Mechanical

18.

Which process describes the discharge of waste from the body?

a)

Absorption

b)

Chemical

c)

Elimination

d)

Mechanical

19.

Which type of digestion takes place when chunks of food are physically torn into smaller pieces?

a)

Absorption

b)

Chemical

c)

Elimination

d)

Mechanical

20.

Which type of digestion takes place when digestive juices break down large food molecules into smaller nutrient molecules?

a)

Absorption

b)

Chemical

c)

Elimination

d)

Mechanical

21.

What is the function of the esophagus?

a)

To chew food

b)

To churn food

c)

To move food to the mouth

d)

To move food to the stomach

22.

What is the function of the small intestine?

a)

Absorbs nutrients from food

b)

Absorbs saliva from food

c)

Moves food to pancreas

d)

Moves food to stomach

23.

Which of the following is a part of the digestive system?

a)

Adrenal gland

b)

Ovary

c)

Striped muscle

d)

Tongue

24.

Which of the following is a part of the digestive system?

a)

Capillary

b)

Diaphragm

c)

Ovary

d)

Saliva

25.

Which of the following shows the correct order in which organs take part in the process of digestion?

a)

Large intestine, small intestine, rectum

b)

Rectum, small intestine, large intestine

c)

Small intestine, large intestine, rectum

d)

Small intestine, rectum, large intestine

26.

Excretory system


1. Nephrons in the kidneys remove waste and necessary materials from the blood.

2. ?

3. Waste is eliminated from the body.


Which best describes what happens in step 2?

a)

Water and glucose are returned to the blood.

b)

Water and glucose are eliminated from the body.

c)

Necessary materials leave the body through urethra.

d)

Necessary materials are broken down into smaller nutrients.

27.

Elimination of waste through urine.


What is the error in the diagram?

a)

Step 1 should be urine flows from the kidneys to the ureters.

b)

Step 2 should be the kidneys carry urine to the bladder.

c)

Step 2 should be the ureters carry urine to the urethra.

d)

Step 3 should be urine leaves the body through kidneys.

28.

Which of the following shows the correct order in which organs take part in the process of digestion?

a)

Esophagus, mouth, stomach

b)

Mouth, esophagus, stomach

c)

Mouth, stomach, esophagus

d)

Stomach, mouth, esophagus

29.

Which of the following is a group of cells that sends signals to control the heart rate?

a)

Atrium

b)

Pacemaker

c)

Septum

d)

Valve

30.

Which of the following is the tissue that separates the left and right sides of the heart?

a)

Atrium

b)

Pacemaker

c)

Septum

d)

Valve

31.

Which of the following is a flap of tissue in the heart that prevents blood from flowing backwards?

a)

Atrium

b)

Pacemaker

c)

Septum

d)

Valve

32.

Which of the following is a lower chamber of the heart?

a)

Atrium

b)

Pacemaker

c)

Septum

d)

Ventricle

33.

Which of the following describes how the circulatory and the digestive systems help to maintain homeostasis by working together?

a)

By delivering oxygen to cells

b)

By having cells that fight infections

c)

By delivering nutrients from food to cells

d)

By carrying waste to the kidneys

34.

Which of the following describes how blood helps to maintain homeostasis by working with the immune system?

a)

By having white blood cells to attack pathogens

b)

By delivering oxygen to cells so they can divide

c)

By delivering nutrients from food to cells

d)

By carrying waste to the kidneys

35.

Which of the following describes how the circulatory and respiratory systems work together to help maintain homeostasis?

a)

By delivering oxygen to cells

b)

By having cells that fight infections

c)

By delivering nutrients from food to cells

d)

By carrying waste to the kidneys

36.

Which of the following describes how the circulatory and excretory systems work together to help maintain homeostasis?

a)

By delivering oxygen to cells

b)

By having cells that fight infections

c)

By delivering nutrients from food to cells

d)

By carrying waste to the kidneys

37.

Which of these can spread a pathogen?

a)

Washing hands repeatedly

b)

Bite of an infected animal

c)

A sedentary lifestyle

d)

Eating oily food

38.

Which of the following is an environmental factor that can cause an infectious disease?

a)

Lack of sleep and rest

b)

Lack of nutritious diet

c)

Lack of exercise

d)

Lack of clean water

39.

Which of these is a characteristic of a virus?

a)

It is generally helpful to other living things.

b)

It is visible without a microscope.

c)

It reproduces inside living cells.

d)

It is able to grow and reproduce on its own.

40.

Which of these is a characteristic of a parasite?

a)

It is a helpful organism.

b)

It lives inside or on a host.

c)

It makes its own food.

d)

It is always visible to the naked eye.

41.

What type of immune response is initiated when a person becomes infected with viral flu?

a)

B cells activate T cells.

b)

T cells merge with B cells.

c)

B cells produce antibodies specific to the flu virus.

d)

T cells produce antibodies common to all pathogens.

42.

Claire and Jamie are both patients at a clinic. Claire has strep throat, and Jamie has influenza. Which of the following statements is true?

a)

B cells produce different types of antibodies in each patient.

b)

T cells produce the same type of antibodies in both patients.

c)

B cells activate different types of T cells in each patient.

d)

T cells turn off to hide from pathogens in both patients.

43.

A patient is suffering from tuberculosis, which is a bacterial disease. Which of the following is the correct treatment that should be given to the patient?

a)

The patient should stop exercising.

b)

The patient should undergo surgery.

c)

The patient should take antibiotics.

d)

The patient should get his DNA tested.

44.

A patient is suffering from polio, which is a viral disease. What treatment could have prevented the disease?

a)

The patient should have been vaccinated.

b)

Antibiotics should have been given to the patient.

c)

The patient should have consumed nutritious food.

d)

Surgery should have been performed on the patient.

45.

Which of these actions is likely to spread pathogens in the environment?

a)

Cupping mouth while coughing

b)

Touching wounds

c)

Wiping door knobs

d)

Washing fruits

46.

Which of these actions is likely to prevent the spread of pathogens in the environment?

a)

Washing hands once a week

b)

Coughing out loud

c)

Touching wounds

d)

Washing fruits

47.

Which of these conditions are likely to be caused by pollen in the environment?

a)

Allergic reactions

b)

Diabetes

c)

High blood pressure

d)

Heart diseases

48.

Which of these conditions is likely to worsen due to strong odors in the environment?

a)

Asthma

b)

Diabetes

c)

High blood pressure

d)

Heart disease

49.

Which hereditary condition causes the red blood cells to misshapen and die early?

a)

Cystic fibrosis

b)

High blood pressure

c)

Huntington's disease

d)

Sickle cell anemia

50.

Which of the following is a symptom of Huntington's disease?

a)

Uncontrolled physical movements

b)

Difficulty in digesting food

c)

Difficulty in breathing

d)

Vision problems

51.

Which heredity condition causes a buildup of mucus in lungs and pancreas?

a)

Cystic fibrosis

b)

Heart disease

c)

Huntington's disease

d)

Sickle cell anemia

52.

Which heredity condition causes nerve cells to break down and die over time?

a)

Cystic fibrosis

b)

High blood pressure

c)

Huntington's disease

d)

Sickle cell anemia

53.

Why is it important to maintain records of the procedures of an experiment?

a)

To prove that the hypothesis is true

b)

To make it easy for others to prove it wrong

c)

To make it possible for others to replicate the experiment

d)

To give credit to the scientists who conducted the experiment

54.

If a physicist performs an experiment, who would likely try to replicate it?

a)

The physicist himself

b)

Other physicists

c)

The family of the physicist

d)

No one, because an experiment can never be replicated

55.

Which of the following is a characteristic of scientific investigation?

a)

It is based on opinion.

b)

It is replicable.

c)

It is subjective.

d)

It is biased.

56.

What makes the results of a scientific experiment accurate?

a)

Having multiple trials

b)

Lacking any supporting data

c)

Working in a lab

d)

Using a hypothesis that is always true

57.

A guiding question instead of a hypothesis is most likely used in which of the following?

a)

Scientific investigation

b)

Laboratory experiment

c)

Laboratory test

d)

Repeated trials

58.

A hypothesis instead of a guiding question is most likely used in which of the following?

a)

Case study

b)

Scientific experiment

c)

Observation

d)

Survey

59.

Which of the following is a characteristic of a scientific experiment?

a)

Its results always support the hypothesis.

b)

It shows cause and effect relationships.

c)

It is performed in nature.

d)

It can be performed only once.

60.

Which of the following is a benefit of a scientific investigation?

a)

Its results do not apply to real life.

b)

It can be performed in natural settings.

c)

Its environment is tightly controlled.

d)

It requires setting up a hypothesis.

61.

Tommy is planning his science fair project. He wants to measure the rate of photosynthesis in plants that live in fresh water. Is this an example of a scientific investigation or an experiment?

a)

An experiment because it shows a cause and effect relationship

b)

An experiment because it does not ask a testable question

c)

An investigation because it can be easily done in natural settings

d)

An investigation because there is a control group

62.

Justin is planning his science fair project. He wants to measure how oxygen levels affect the rate of photosynthesis in plants. Is this an example of a scientific investigation or an experiment?

a)

An experiment because it tests a cause and effect relationship

b)

An experiment because it does not ask a testable question

c)

An investigation because it uses only observations

d)

An investigation because there is a control group

63.

Student A: Testing plant growth in different types of soils


Student B: Comparing the water level in a lake during different times of the year


Which student gave an example of a scientific experiment?

a)

Student A because it requires experimental and control groups

b)

Student B because it requires a hypothesis

c)

Student A because it is preferably done in natural settings

d)

Student B because it is preferably done across a long period of time

64.

Student A: Testing plant growth in different types of soils


Student B: Comparing the water level in a lake during different times of the year


Which student gave an example of a scientific investigation?

a)

Student A because it requires a hypothesis

b)

Student B because it requires a hypothesis

c)

Student A because it can be done in natural settings

d)

Student B because it can be done in natural settings