Living Organisms Quiz
Preview:
Which cells help to destroy pathogens such as bacteria that enter the human body?
A. red blood cells
B. liver cells
C. white blood cells
D. brain cells
What is one way the respiratory system and the circulatory system work together in the human body?
A. The circulatory system takes in nutrients, while the respiratory system delivers oxygen.
B. The circulatory system takes in water, and the respiratory system takes in carbon dioxide.
C. The respiratory system takes in nutrients, while the circulatory system delivers carbon dioxide to the cells of the body.
D. The respiratory system takes in oxygen, and the circulatory system delivers the oxygen to the cells of the body.
One system of the human body works along with the skeletal system by assisting movement and maintaining posture. Which system is being described?
A. respiratory
B. circulatory
C. muscular
D. digestive
Which statement describes the organization of living organisms?
A. All organisms are composed of many cells, which are the basic units of structure but do not perform life functions.
B. All organisms are composed of one or more cells, which are the basic units of structure and perform essential life functions.
C. All organisms are composed of many cells that have basic units with unique structures and functions.
D. All organisms are composed of one or more cells with the same shape and purpose but are not the basic units of structure.
A diagram of a sponge is shown.
Sponges are marine animals that pump water through their bodies to transport food, gases, and waste to and from cells. What system in mammals has the same type of function?
A. nervous
B. skeletal
C. muscular
D. circulatory
When a multicellular organism is damaged, it will repair itself as
A. it mutates.
B. the cells work together.
C. the cells move.
D. it makes its own food.
Which body system is most responsible for the removal of waste?
A. skeletal system
B. nervous system
C. muscular system
D. excretory system
The structures in the bodies of many organisms have levels of organization that help the body to carry out life processes. Which list correctly shows how these levels are organized from the simplest to the most complex?
A. tissue, cell, organ, organ system
B. organ, cell, organ system, tissue
C. cell, tissue, organ, organ system
D. organ system, tissue, organ, cell
The table describes four different organ systems in the human body. The organs in System 3 are most likely part of the
A. immune system.
B. endocrine system.
C. respiratory system.
D. digestive system.
The heart, blood vessels, kidneys, and bladder working together are best described as
A. a cell.
B. a tissue.
C. an organism.
D. a system.
How do the digestive system and the circulatory system work together in the human body?
A. The digestive system sends electric messages, while the circulatory system responds to the messages.
B. The digestive system provides structure for the body, while the circulatory system directs the movement.
C. The digestive system removes liquid toxins from the body, while the circulatory system removes solid waste.
D. The digestive system extracts nutrients from food, while the circulatory system transports those nutrients.
Blood absorbs oxygen in the
A. heart.
B. lungs.
C. stomach.
D. muscles.
Plants have cells, tissues, organs, and systems that allow them to function as complete organisms. Which parts of a plant function as an organ?
A. leaves
B. spores
C. root hairs
D. chlorophyll molecules
Different systems of the human body perform different functions. Which system takes oxygen from the air to be moved by the circulatory system?
A. the respiratory system
B. the digestive system
C. the nervous system
D. the skeletal system
Which structure refers to a group of specialized cells that all perform the same function?
A. virus
B. tissue
C. organ
D. nucleus