U 6 and 9 Human Body and Cells Test Review

The diagram shows parts of the human body. These parts work together to help you digest the food you eat. Which term best describes the entire group of parts that are labeled?

• cell

• organ

• tissue

• organ system

Tags

NGSS.MS-LS1-3

Eugene is studying the levels of structural organization of an animal's body. Which level would describe a dog's eye?

• organ

• tissue

• organism

• organ system

Why are chloroplasts found in plant cells but not in animal cells?

• Plant cells need to make food.

• Plant cells need rigid support.

• Plant cells need to maintain homeostasis.

• Plant cells need to store food and water.

Tags

NGSS.MS-LS1-6

Which of the following statements represents part of the cell theory?

• All cells have nuclei.

• All cells have a cell wall.

• All organisms have many cells.

• All cells come from other cells.

Organ systems work together to meet the needs of the human body. How is the skeletal system related to the nervous system?

• 1. The skeletal system works as a part of the nervous system.

• 1. The brain and spinal cord hold the skeleton together.

• 1. The brain determines how the skeleton develops.

• 1. The skeleton protects the brain and spinal cord.

The circulatory and digestive systems interact with each other to help maintain homeostasis in the human body. Which pair of actions describe how these two systems work together to maintain homeostasis?

• taking in oxygen and transporting it to all the cells

• moving nutrients and fighting infections in the body

• removing wastes and excreting them out of the body

• providing nutrients and transporting them to the cells

Organ systems have different functions in the body, but they all work together to meet the needs of the body. The following illustration shows four body systems.

Which system controls the functions of the other three systems?

• system 1

• system 2

• system 3

• system 4

Tags

NGSS.MS-LS1-3

A busy city is similar to a cell. Both a city and a cell are made up of many important parts that work together as a whole. What could you find in a city that has a similar function to the mitochondria in a cell?

• a power plant

• a water tower

• a traffic signal

• a street sweeper

Mariella is studying a new type of organism that she has found. She observes that the cells of the organism have ribosomes, mitochondria, and lysosomes. She also observes that the cells do not have a cell wall. What type of organism is Mariella most likely to have found?

• a plant

• a fungus

• an animal

• a prokaryote

Tags

NGSS.MS-LS1-1

Organs in the human body are composed of tissues and cells. What is the relationship between tissues and cells?

• tissues are made from similar types of cell

• tissues are made from different types of cells

• cells are made from different types of tissues

• cells are made from one type of tissue

Tags

NGSS.MS-LS1-3