Grade 4 SCIENCE Quiz no. 1(2nd Quarter )

The basic unit of structure and function in an organism.

• Cells

• Organs

• Tissues

• Organ System

Cells that bring oxygen to the different parts of the body and take carbon dioxide away.

• Skin Cells

• Red Blood Cells

• White Blood Cells

• Bone Cells

Cells that help fight infections.

• Red Blood Cells

• White Blood Cells

• Bone cells

• Skin Cells

A group of cells that work together to perform a task.

• Cells

• Tissues

• Organs

• Organ System

Two or more tissues work together to perform a task.

• Cells

• Tissues

• Organs

• Organ System

Organs work together to perform a task.

• Cells

• Tissues

• Organs

• Organ System

Type of tissues that sends electrical signs to your body.

• Epithelial tissue

• Connective tissue

• Muscle tissue

• Nervous tissue

Made up of cells that can contract and relax to produce movement.

• Epithelial tissue

• Connective tissue

• Muscle tissue

• Nervous tissue

Breaks down food into simple nutrients that the body cells can use.

• Digestive System

• Nervous System

• Muscular System

Covers and protects inner tissues

• Epithelial tissue

• Nervous tissue

• Muscle tissue