Moving Materials

Which of these represents tubes inside insects used for breathing?

• Tracheal Tubes

• Stomata

• Lungs

• Diffusion breathing

Which of these explanations describes diffusion

• movement of materials from high concentration to low concentration

• movement of materials from low concentration to high concentration

• breathing

Stomata are

• holes in plants leaves to allow gas exchange

• holes in human skin that allows gas exhange

• holes in insects that allows gas exchange

the humans have

• open circulatory system

• closed circulatory system

the body system that includes the heart and the blood vessels is called ...

• the circulatory system

• the respiratory system

• the digestive system

• the nervous system

• the excretory system

the body system that includes the kidneys and the sweat glands is called...

• the circulatory system

• the respiratory system

• the digestive system

• the nervous system

• the excretory system

the body system that includes the lungs and the bronchi is called...

• the circulatory system

• the respiratory system

• the digestive system

• the nervous system

• the excretory system

Which of these are in the correct order of structures that the air has to pass through until it reaches the blood?

• nose, bronchi, trachea, pharynx, alveoli(in the lungs)

• nose, trachea, pharynx, bronchi, alveoli(in the lungs)

• nose, pharynx, bronchi, trachea, alveoli (in the lungs)

• nose, pharynx, trachea, bronchi, alveoli (in the lungs)

which of these is the muscle that moves the lungs

• diaphragm

• cardiac muscle

• skeletal muscle

• smooth muscle

the blood vessels leaving the heart are called

• arteries

• veins

• capillaries