WorksheetsCell Knowledge
Total questions: 20
Worksheet time: 7mins
What is the main function of red blood cells?
Transporting oxygen and carbon dioxide
Storing nutrients
Regulating body temperature
Producing antibodies
Which type of blood cells are responsible for fighting infections?
Neutrophils
Platelets
Red blood cells
White blood cells
Where can smooth muscle cells be found in the body?
Under the skin
In the bones
Walls of hollow organs
In the brain
What is the primary function of nerve cells?
Transmit electrical signals
Generate sound waves
Regulate body temperature
Produce light
What is the role of ciliated epithelial cells in the respiratory system?
They produce oxygen in the lungs
They regulate blood flow in the airways
They help in absorbing nutrients from the air
They help in the movement of mucus and particles out of the airways.
What is the function of root hair cells in plants?
Transport of sugars
Absorption of water and nutrients
Photosynthesis
Production of oxygen
Where are palisade cells found in a plant and what is their function?
Palisade cells are found in the mesophyll layer of plant leaves and their function is photosynthesis.
Palisade cells are found in the flowers of plants and their function is to attract pollinators.
Palisade cells are found in the roots of plants and their function is to store water.
Palisade cells are found in the stem of plants and their function is to provide structural support.
What is the shape of red blood cells?
Triangle
Square
Star
Biconcave disc
What is the function of white blood cells in the immune system?
White blood cells aid in digestion
White blood cells defend the body against infections and foreign invaders.
White blood cells regulate body temperature
White blood cells produce insulin
What is the function of smooth muscle cells in the digestive system?
Regulate blood sugar levels
Produce bile
Facilitate movement of food through peristalsis
Secrete digestive enzymes
What is the function of dendrites in nerve cells?
Regulate cell division
Produce energy for the cell
Receive signals from other neurons and transmit them to the cell body
Store nutrients for the cell
How do ciliated epithelial cells help in removing dust and debris from the respiratory tract?
Ciliated epithelial cells produce more dust and debris in the respiratory tract.
Ciliated epithelial cells create a barrier preventing dust and debris from leaving the respiratory tract.
Ciliated epithelial cells move mucus containing dust and debris out of the respiratory tract.
Ciliated epithelial cells absorb dust and debris in the respiratory tract.
What is the structure of root hair cells that helps in absorbing water and minerals?
Long, thin projections
No projections
Short, thick projections
Circular shape
What is the main function of palisade cells in photosynthesis?
Regulating temperature
Carrying out photosynthesis
Releasing oxygen
Absorbing water
What is the role of hemoglobin in red blood cells?
Hemoglobin breaks down glucose in red blood cells.
Hemoglobin regulates blood pressure in the body.
Hemoglobin transports carbon dioxide from the tissues to the lungs.
Hemoglobin binds to oxygen in the lungs and carries it to the tissues.
What is the function of phagocytes among white blood cells?
Phagocytes regulate body temperature
Phagocytes release toxins into the bloodstream
Phagocytes engulf and digest pathogens, dead cells, and other unwanted materials in the body.
Phagocytes transport oxygen to cells
How do smooth muscle cells help in the movement of food through the digestive system?
By absorbing nutrients
By secreting bile
By regulating blood flow
By creating peristalsis
What is the function of the axon in nerve cells?
Transmit electrical impulses
Generate heat
Store nutrients
Regulate blood flow
How does the cilia on ciliated epithelial cells aid in their function?
By producing antibodies to fight infections
By absorbing nutrients from the surrounding environment
By secreting enzymes to break down food particles
By moving in a coordinated manner to sweep mucus, debris, and pathogens out of the respiratory tract.
What adaptations do palisade cells have for efficient photosynthesis?
Large number of chloroplasts, tall and narrow shape, densely packed
Few chloroplasts, round shape, loosely distributed
No chloroplasts, irregular shape, loosely arranged
Small number of chloroplasts, short and wide shape, loosely packed
