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Flashcard in questo mazzo (35)
  • What are cells compared to in the text?

    Stars in the sky

    Leaves on a tree

    Atoms in a molecule

    Bricks in a house

    biology cells
  • What part of the cell controls its functions?

    Vacuole

    Cell membrane

    Cytoplasm

    Nucleus

    biology cell_parts
  • What is the function of the cell membrane?

    It lets some things pass through, but stops others.

    It controls the cell's activities.

    It produces energy for the cell.

    It stores food and nutrients.

    biology cell_parts
  • What do red blood cells do?

    Attack germs.

    Carry oxygen around the body.

    Send messages around the body.

    Store nutrients.

    biology blood_cells
  • What is contained within the cytoplasm?

    Only air.

    Only food particles.

    Hundreds of chemicals.

    Only water.

    biology cell_parts
  • How many different types of cells are mentioned in the text?

    Fifty

    Ten

    Thirty

    About twenty.

    biology cells
  • What shape are red blood cells?

    Square-shaped.

    Long and thin.

    Round.

    Disc-shaped.

    biology blood_cells
  • What do white blood cells do?

    Store food.

    Carry oxygen.

    Send messages.

    Attack germs.

    biology blood_cells
  • What is a vacuole?

    The control center of the cell.

    The jelly-like substance in the cell.

    A space within the cell containing air, liquids, or food particles.

    The outer layer of the cell.

    biology cell_parts
  • What is the jelly-like substance that fills the cell called?

    Cell membrane.

    Nucleus.

    Vacuole.

    Cytoplasm.

    biology cell_parts
  • What is the main substance found in chloroplasts that traps light energy for photosynthesis?

    Starch

    Chlorophyll

    Cell sap

    Cellulose

    biology plant_cells
  • What covers the cell membrane of a plant cell?

    Cell sap

    Cell wall

    Cytoplasm

    Chloroplast

    biology plant_cells
  • What is the liquid inside the vacuole of a plant cell called?

    Starch

    Cytoplasm

    Cell sap

    Chlorophyll

    biology plant_cells
  • Which of the following is NOT a characteristic of plant cells?

    Have chloroplasts

    Do not have chloroplasts

    Have cellulose cell walls

    Always have a vacuole

    biology plant_cells differences
  • What is the function of chloroplasts in plant cells?

    To transport nutrients

    To provide structure

    To store starch

    To trap light energy for making food

    biology plant_cells
  • How do plant cells differ from animal cells regarding vacuoles?

    Animal cells always have a vacuole

    Both have the same number of vacuoles

    Plant cells do not have vacuoles

    Plant cells always have a vacuole

    biology plant_cells differences
  • What is the primary stored food in plant cells?

    Protein

    Starch

    Cellulose

    Glucose

    biology plant_cells
  • What do plant cells have that animal cells do not?

    Mitochondria

    Ribosomes

    Cellulose cell walls

    Nuclei

    biology plant_cells differences
  • What shapes do plant cells typically have?

    Only square shapes

    Many different shapes

    A few different shapes

    Only circular shapes

    biology plant_cells
  • What is the size measurement used for microscopic things like cells?

    Millimetres (mm)

    Nanometres (nm)

    Centimetres (cm)

    Micrometres (um)

    biology measurement
  • What is the process called when a single cell divides to form more cells?

    Cell differentiation

    Cell specialization

    Cell growth

    Cell division

    biology cells
  • What do we call a group of cells that perform the same job?

    Cells

    Organs

    Tissues

    Systems

    biology tissues
  • What type of cells form muscle tissue?

    Specialized muscle cells

    Nerve cells

    Red blood cells

    White blood cells

    biology muscle
  • Which cells carry messages around the body?

    Red blood cells

    White blood cells

    Nerve cells

    Muscle cells

    biology nervous_system
  • What type of tissue is formed by red and white blood cells?

    Muscle

    Blood

    Epithelial

    Nerve

    biology blood
  • What is an organ?

    A group of cells without a function.

    A structure made of tissues that performs a specific function.

    An organism's entire body.

    A single type of tissue.

    biology organs
  • What is a tissue? Give two examples.

    A single cell type; examples include red blood cells and white blood cells.

    A group of cells that work together; examples include muscle tissue and nervous tissue.

    An organ made of different systems.

    An organism's external layer.

    biology tissues
  • What is an organ system? Give two examples.

    A group of organs that work together; examples include the circulatory system and the digestive system.

    A single organ functioning alone.

    A type of tissue.

    A collection of cells without a function.

    biology organ_systems
  • What is the function of the heart?

    To digest food.

    To provide structural support.

    To pump blood around the body.

    To control the brain.

    biology heart
  • What is the function of the stomach?

    To control body movements.

    To transmit nerve signals.

    To pump blood.

    To digest food.

    biology stomach
  • What is the function of the brain?

    To control parts of the body.

    To store energy.

    To digest food.

    To pump blood.

    biology brain
  • Which organs are part of the circulatory system?

    The heart and blood vessels.

    The lungs and liver.

    The gullet and stomach.

    The brain and spinal cord.

    biology circulatory_system
  • Which organs are part of the digestive system?

    The gullet, stomach, and intestine.

    The heart and blood vessels.

    The brain and nerves.

    The lungs and kidneys.

    biology digestive_system
  • Which organs are part of the nervous system?

    The lungs and liver.

    The brain, spinal cord, and nerves.

    The gullet and stomach.

    The heart and blood vessels.

    biology nervous_system
  • What is a specialized cell?

    A cell that only exists in plants.

    A cell that can perform any function.

    A cell that has a specific function in the body.

    A cell that is not part of an organ.

    biology specialized_cells