WorksheetsYear 8 Biology Revision
Total questions: 10
Worksheet time: 5mins
What are the two reactants needed for cellular respiration to occur?
Glucose and oxygen
Glucose and water
Water and carbon dioxide
Oxygen and water
Name the organelle that cellular respiration occurs
Nucleus
Chloroplast
Mitochondria
Vacuole
What is the purpose of the digestive system
To eat food
To breakdown food into small enough pieces that can be absorbed into the bloodstream
To breakdown food into large molecules that can be absorbed into the bloodstream
So that food can pass through our bodies.
Identify part 9 of the digestive system.
Small intestine
Large intestine
Appendix
pancreas
Identify part 8 of the respiratory system
Oesophagus
Trachea
Pharynx
Larynx
Where does gas exchange occur?
Trachea
Bronchioles
Alveoli
Nasal cavity
What is diffusion?
Describes the movement of gases outwards
describes how gases move from an area high concentration to an area of high concentration
describes how gases move from an area of high concentration to an area of low concentration
describes how gases move from an area of low concentration to an area of high concentration
What type of blood vessel carries blood away from the heart?
Vein
Venules
Arterioles
Arteries
Identify part B of the urinary system
Renal artery
Renal vein
Urethra
Ureter
What is the functions of the urinary system?
Select all the correct options.
Filters blood
Removes excess water from your body
Removes excess protein from your body
Creates urine which is excreted
