Biology Revision

Athletes foot is caused by which type of microbe?

• Bacteria

• Fungi

• Viruses

• Prions

What type of microbe causes cholera?

• A virus

• A Fungus

• A bacterium

• A plant

Which function is associated with phagocytes in the blood?

• initiating blood clots

• transporting dissolved nutrients

• producing hormones

• engulfing bacteria

The movement by diffusion of oxygen and carbon dioxide across a membrane

• Ventilation
• Breathing
• Gas exchange
• Respiration

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body

• to bring oxygen to the body

• to break down food and absorb nutrients

• to remove oxygen from the body and deliver carbon dioxide

The diagram shows some structures in the human neck and thorax. The lining of tube Q has cilia. What is an important function of the cilia?

• to help in the exchange of gases

• to increase the internal surface area of tube Q

• to moisten the air entering and leaving the lungs

• to move mucus towards the throat

Movement of anything from an area of high concentration to low concentration.

• Diffusion
• Hypotonic
• Isotonic
• Passive Transport

Blood is cleaned by which organs?

• Lungs

• Ribs

• Kidneys

• Intestines

How do your respiratory and excretory systems interact?

• Kidneys clean your blood

• Lungs release carbon dioxide

• The large intestine absorbs water

• Lungs release oxygen

Tags

NGSS.MS-LS1-3

Which hormone is known as the fight or flight hormone?

• Adrenaline

• Glucagon

• Insulin

• Glycogen