Definitions
Definitions
Definitions
Questions
NJ Ask Practice
100
the basic unit of all living things.
What is cell.
100
the structure around all cells that regulates movement of substances into and out of cells.
What is cell membrane.
100
the outer structure around plant cells.
What is cell wall.
100
an organelle that contains the enzymes that help produce proteins
What is ribosome.
100
According to the picture on page 49, which process does the diagram illustrate?
What is B, metamorphosis.
200
a body inside a plant cell which converts sunlight into food energy.
What is chloroplasts.
200
the clear, thick fluid that holds the internal components of a cell.
What is cytoplasm.
200
the cellular structure that transports materials within a cell
What is endoplasmic reticulum.
200
a collection of plant or animal cells that does a specific job.
What is tissue.
200
What is the purpose of the endocrine system in the body?
What is C, to regulate hormones.
300
the ability to obtain a constant internal environment.
What is homeostasis.
300
a substance produced by an organism that stimulates a response within cells.
What is hormone.
300
describes the change that some animals must undergo to reach maturity.
What is metamorphosis.
300
a cavity inside a cell's cytoplasm that contains pigment and often stores food and water.
What is vacuole.
300
Juan was looking at plant and animal cells under a microscope. Which cell component would Juan see only in a plant cell?
What is B, cell wall
400
an organelle that releases energy to the rest of the cell.
What is mitochondrion.
400
the control center of a cell that contains the chromosomes.
What is nucleus
400
the cellular structure that encloses and protects the nucleus.
What is nuclear membrane.
400
Why don't animal cells need chloroplasts?
What is animals don;t go through photosynthesis.
400
On page 49, which of the following is an example of homeostasis?
What is A, a bird breathes faster because of increased physical activity.
500
a group of tissues that work together to do a job in the body.
What is organ.
500
a group of organs that work together to perform a set of functions.
What is organ system.
500
a specialized structure within a cell
What is organelle.
500
Why is it important for plants to have cell walls?
What is plants don;t have a skeleton, so the cell wall holds them upright.
500
Which of the following on page 50 correctly matches the cell components with its function in the cells.
What is A, cytoplasm is fluid that holds cell components
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