When breakdown of glucose occurs with the use of oxygen it is called

• aerobic respiration

• anaerobic respiration

• cellular respiration

• anaerobes

In the cells Oxygen is used to break down

• glucose into carbon di oxide

• Glucose into carbon di oxide and water

• water into carbon di oxide

• carbon di oxide into water

The process of breaking down of food in the cell with release of energy is called

• Digestion

• Cellular respiration

• Circulation

• Excretion

Anaerobic respiration.....

• doesn't require CO2
• requires CO2
• doesn't require oxygen
• requires oxygen

When you breathe, your lungs take in ___ and remove ___. 

• air/oxygen
• oxygen/carbon dioxide 
• carbon dioxide/waste 
• waste/air 

What is the organ "x"

• Heart
• Lungs
• Diaphragm
• Trachea

When we inhale air, it passes through our nostrils into the

• nasal cavity

• chest cavity

• tracheae

• spiracles

In animals like cows buffaloes dog and cat the respiratory organs and the process is similar or different?

• similar

• different

During heavy exercise when supply of oxygen to our muscles is insufficient food breakdown is by

• anaerobic respiration

• aerobic respiration

• cellular respiration

During inhalation diaphragm moves

• Down

• Left

• Right

• Up