Human Body Basics Quiz

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• English
• Secondary Education

What is the smallest building block of the body?

A

Atom

B

Cell

C

Tissue

D

Molecule

How many types of cells are in the body?

A

100 types

B

50 types

C

150 types

D

More than 200 types

What do atoms combine to form?

A

Molecules

B

Cells

C

Tissues

D

Organs

What forms the basic unit of life?

A

Tissue

B

Atom

C

Cell

D

Organ

What is a group of similar cells?

A

Tissue

B

Atom

C

Molecule

D

Organ

What is the main organ of the nervous system?

A

Heart

B

Brain

C

Stomach

D

Liver

What type of tissue covers body surfaces?

A

Nervous tissue

B

Connective tissue

C

Muscle tissue

D

Epithelial tissue

What type of tissue helps movement?

A

Muscle tissue

B

Epithelial tissue

C

Blood tissue

D

Adipose tissue

What connects different types of tissues?

A

Muscle tissue

B

Nervous tissue

C

Connective tissue

D

Epithelial tissue

What is the hardest tissue in the body?

A

Tooth enamel

B

Skin

C

Blood

D

Muscle tissue

How many cells are in an average human?

A

About 20 trillion

B

About 50 trillion

C

About 37 trillion

D

About 10 trillion

What does muscle tissue help maintain?

A

Bone density

B

Blood pressure

C

Skin health

D

Brain function

What is a substance made of atoms?

A

Tissue

B

Cell

C

Organ

D

Matter

What do cells group together to form?

A

Atoms

B

Organs

C

Molecules

D

Tissues