Front

What is the smallest unit of life that can carry out functions of living things?

Back

Cells

Front

What tiny, one-celled organism can be seen under a microscope in water?

Back

Bacteria

Front

What do we call the building blocks of our body that can be replaced when they die?

Back

Cells

Front

What is the largest organ of the body that is also a sense organ?

Back

Skin

Front

What system includes the urethra and ureters that carry urine out of the body?

Back

Excretory system

Front

What are the basic building blocks of tissues in the body?

Back

Cells

Front

What is the function of the skin?

Back

To protect the body and help sense the environment.

Front

What do we call a group of cells that work together to perform a specific function?

Back

Tissue

Front

What is the role of the excretory system?

Back

To remove waste from the body.

Front

What is a one-celled organism that can be found in soil and water?

Back

Bacteria