Cell Knowledge

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