Science 7 Quarter 2 Pre-Test
Quiz by CMullins
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10 questions
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- Q1
What is an example of a cell's structure being related to its function?
Hints:
Structure = what a cell looks like
Function = what the cell's job is
skeletal muscle cells are long and stringy which helps them control movement in the bodybacteria can be found almost everywhere
there are 86 billion nerve cells in the human brainskin cells make up the largest organ in the human body
60s - Q2Birds' beaks changing shape because of what they eat is an example ofhomeostasisresponding to environmentdevelopmentadaptation60s
- Q3What is a virus?A germ that cannot live on its own.A germ that is not found in many places throughout the world.A germ that spreads fast since it can multiply very quickly by itself.A germ that can be killed by using antibiotics.60s
- Q4What is one way plant and animal cells are different?Plant cells have chloroplasts while animal cells do not.They obtain their energy from different sources.Plant cells are usually round while animal cells are not.Animal cells have a cell wall while plant cells do not.60s
- Q5Getting a cut on your skin will cause your skin cells to undergophotosynthesismitosishomeostasismeiosis60s
- Q6Which organ absorbs most of the nutrients from food?stomach
large intestine
mouthsmall intestine60s - Q7What is NOT an advantage of asexual reproduction?requires less energyquick processvariation of genetic traitsrequires only 1 parent60s
- Q8Which of these is used to predict the traits an offspring will have?CT scanPunnett squareXraykaryotype60s
- Q9What is true about mutations?Mutations are harmful.They are not always harmful since it depends on where the mutation happens.Mutations are not caused by ultraviolet light.All mutations are caused before a person is born.60s
- Q10The oldest fossils arefound anywhere.found in the highest layer of rock.found in the lowest layer of rock.60s
