Respiration in Organisms Quiz

What is the primary function of respiration in living organisms?

• To produce food

• To eliminate waste

• To grow and develop

• To generate energy

Which process involves the breakdown of glucose with oxygen?

• Fermentation

• Aerobic respiration

• Photosynthesis

• Anaerobic respiration

What is produced during anaerobic respiration in muscles?

• Glucose

• Oxygen

• Water

• Lactic acid

Which of the following is a characteristic of aerobic respiration?

• Produces lactic acid

• Occurs without oxygen

• Happens only in plants

• Occurs in the presence of oxygen

Which part of the human body is primarily responsible for gas exchange?

• Alveoli

• Heart

• Stomach

• Liver

What is the role of the diaphragm in breathing?

• To filter air

• To digest food

• To pump blood

• To facilitate lung expansion

How do insects like cockroaches breathe?

• Through lungs

• Through gills

• Through skin

• Through spiracles and trachea

What is the primary respiratory organ in fish?

• Skin

• Trachea

• Gills

• Lungs

How do earthworms obtain oxygen?

• Through spiracles

• Through skin

• Through gills

• Through lungs

What is the function of stomata in plants?

• To absorb sunlight

• To exchange gases

• To transport water

• To store nutrients