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WorksheetsUnit 1 Test
Total questions: 20
Worksheet time: 10mins
What do we call the bacteria and viruses that cause illness when they get into the body?
friendly microbes
pathogens
beneficial viruses
antibodies
These are chemicals produced by white blood cells to kill pathogens.
antibodies
antioxidants
antihistamines
antibiotics
It is the reason why blood looks red.
red blood cell
white blood cell
plasma
hemoglobin
What is the liquid part of the blood?
white blood cell
plasma
red blood cell
platelets
What does red blood cell looks like?
round, red and no nucleus
round, red and has nucleus
spherical, and has nucleus
liquid
Where does respiration occur?
lungs
blood vessels
heart
cell
Which of these explain respiration correctly?
glucose + carbon dioxide = energy + oxygen
oxygen + carbon dioxide = energy + glucose
glucose + oxygen = carbon dioxide + energy
carbon dioxide + energy = oxygen + glucose
Which part of the cell is important for cellular RESPIRATION?
nucleus
mitochondria
cytoplasm
cell membrane
It is the process of using food and oxygen to create energy for the body.
breathing
inhaling
exhaling
respiration
When you breathe in, these things happen EXCEPT ________.
the muscles in the diaphragm relax (return to normal size)
the lungs expand
the intercostal muscles contract (get shorter)
The diaphragm is pulled downwards
Which part of the respiratory system allows gases to exchange?
alveoli
bronchus
lungs
bronchioles
It is a system of organs composed lungs, trachea, bronchi, and larynx.
skeletal system
muscular system
circulatory system
respiratory system
This contains the vocal cords which are bands of muscle that are stretched.
blood vessels
bronchi
pharynx
larynx
Which of these are arranged correctly?
larynx-trachea-bronchi-bronchioles-air sacs
nose-larynx-trachea-lungs-diaphragm
larynx-air sacs-bronchi-bronchioles-trachea
larynx-trachea-bronchioles-bronchi-air sacs
Which of these is NOT part of the circulatory system?
nasal cavity
alveoli
intercostal muscles
windpipe
What blood vessel is wrapped around the air sacs?
artery
capillary
vein
cappilary
The process where oxygen from the air goes into the blood and carbon dioxide from the blood goes into the air.
photosynthesis
gas exchange
transpiration
fermentation
What is the difference between red blood cells and white blood cells?
red blood cell does not have cytoplasm
white blood cells contain hemoglobin
red blood cells have nucleus
white blood cells have nucleus
Choose the correct statement.
respiration uses up energy
ONLY living animal cell respires
EVERY living cell respires
Choose the correct statement.
Muscles in the lungs CONTRACT to make air move into them.
The diaphragm muscles CONTRACT to move air into the lungs.
Intercostal muscles between the ribs pull them DOWNWARDS when we breathe in.
