Science 6- 3rd Quarter Reviewer

What is the primary organ of the respiratory system responsible for breathing?

• Heart

• Stomach

• Lungs

• Liver

What is the process by which oxygen is taken into the body and carbon dioxide is expelled?

• Circulation

• Digestion

• Excretion

• Respiration

What is the name of the thin sheet of muscle below the lungs that plays a crucial role in the process of breathing?

• Diaphragm

• Alveoli

• Bronchi

• Epiglottis

What are the tiny pouches in the lungs where the exchange of oxygen and carbon dioxide occurs?

• Trachea

• Alveoli

• Larynx

• Bronchi

This is a disease that develops when there is an abnormal growth of cells in the lungs.

• Pneumonia

• Bronchitis

• Lung cancer

• Asthma

This is a condition characterized by difficulty in breathing due to the narrowing of the airways going to the lungs.

• Asthma

• Bronchitis

• Emphysema

• Tuberculosis

In the circulatory system, what is classified into arteries, veins, and capillaries?

• Bones

• Nerves

• Blood

• Blood vessels

It pumps blood to the different parts of the body.

• Liver

• Heart

• Kidneys

• Lungs

What kind of vertebrates is a "Platypus"?

• Birds

• Fish

• Mammals

• Reptiles

What kind of vertebrates is a "Crocodile"?

• Reptiles

• Amphibians

• Mammals

• Fish