Final Review #1 (7th Grade)

Gathers oxygen from the environment and gets rid of carbon dioxide from the body.

• cardiovascular system

• respiratory system

• endocrine system

• lymphatic system

Breaks down food into nutrients that can be used by the body.

• excretory system

• cardiovascular system

• digestive system

• nervous sytem

It is the smallest unit of life. All living things are made up of these.

• Cells

• Tissue

• Organs

• Body System

A group of tissues that form a distinct structure, such as the eyes, stomach or heart.

• Cells

• Tissue

• Organs

• Body System

The body systems that controls the entire body.

• Skeletal System

• Respiratory System

• Circulatory System

• Nervous System

Directs all cell activities and the DNA is located there. "The brain"

• Lysosomes
• Nucleus
• Cell Wall
• Cytoplasm

Which organelle is the labeled "1" in this picture?

• Nucleus

• Cell Wall

• Chloroplast

• Mitochondria

Which of the following statements is not part of the cell theory?

• Cells are the basic unit of structure and function in all living things.
• All cells are produced from other cells.
• Only animal cells are composed of cells.
• All living things are composed of cells.

All living things are made up of...

• cells
• cell tissues
• organ
• organ systems

Which organelle is sometimes called the "powerhouse" of the cell because it supplies the cell with energy?

• Mitochondria
• Vacuole
• Nucleus
• Cell Membrane