Life Science 1Q 2012 Question Preview (ID: 11123)


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1.What measures the amount of matter in an object:
a) a) mass
b)
c) c) weight
d) b)volume

Which instrument is used to measures mass:
a) a) metric ruler
b)
c) c) triple beam balance
d) b) graduated cylinder

What is the amount of space an object takes up:
a) a) mass
b)
c) c) weight
d) b)volume

The curved line on a graduated cylinder is
a) a) meniscus
b)
c) c) weight
d) b)volume

Which variable in an experiment is purposefully changed or manipulated :
a) a)control
b)
c) c)dependent
d) b) independent

What is the variable that responds to change and is the result of the experiment
a) a) control
b)
c) c)dependent
d) b) independent

The factors that remains the same in an experiment and have a fixed value:
a) a) control
b)
c) c)dependent
d) b) independent

To ensure the accuracy of their results scientists use:
a) a) control
b)
c) c)repeated trials
d) b) independent variables

9. The cell organelle that is a maze of clear tubular passageways the carry proteins from one part to another:
a) a)ribosome’s
b)
c) c)endoplasmic reticulum
d) b)cytoplasm

Which cellular structure is responsible for storing water:
a) a) vacuole
b)
c) c)endoplasmic reticulum
d) b)cytoplasm

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