POST Test 7th Grade Part A Question Preview (ID: 23447)
POST Test 7th Grade.
TEACHERS: click here for quick copy question ID numbers.
When scientists create a representation of a complex process, they are
a) classying
b) predicting
c) making models
d) inferring
The elements in a column of the periodic table
a) have the same atomic mass
b) have very similar chemical symbols
c) are in the same period
d) have similar properties
When scientists put things into catergories or group together items that are alike in some way, they are
a) predicting
b) inferring
c) making models
d) classyfying
Which of the following is a biotic factor in the prairie ecosystem?
a) grass
b) sunlight
c) water
d) soil
Which part of the atom move around the nucleus?
a) neutrons
b) electrons
c) protons
d) chloroplasts
The three major fossil fuels are coal, oil and
a) wood
b) uranium
c) natural gas
d) electricity
Pure water is neutral, meaning it is neither an acid nor a base. Pure water has a pH of
a) 10
b) 7
c) 0
d) 14
How would a hot and wet climate affect the rate of weathering?
a) it occurs more rapidly
b) it occurs more slowly
c) it stops weathering
d) it does not change
A material is said to be ductile if it
a) can be hammered or rolled into flat sheets and other shapes
b) can be pulled out and drawn into a wire
c) can transfer heat or electricity to another material
d) is a mixture of a metal with at least one other element
Fossil fuels are considered nonrenewable because they
a) are in such high demand
b) take hundreds of millions of years to form
c) pollute the air
d) burn so quickly
Because atoms are so small,
a) scientists create models to describe them
b) they can not be seen at all
c) there is no way to describe them
d) they can not be made of smaller particles
Explaining or interpreting the things you observe based on reasoning from what you already know is called
a) inferring
b) classifying
c) predicting
d) observing
If a ferret eats a mouse that eats grass, the ferret is a
a) decomposer
b) producer
c) first-level consumer
d) second level consumer
During an experiment, if you purposely change the temperature to test a hypothesis, the temperature is called the
a) responding variable
b) constant
c) manipulated variable
d) dependent variable
When a jellyfish paralyzes a tiny fish with its poisonous tentacles, the fish is the
a) parasite
b) prey
c) host
d) predator
Decomposers are the soil organisms that
a) break down and digest the remains of dead organisms
b) burrow deep below the topsoil
c) store moisture in the soil
d) make spaces in the soil for air and water
The law of superposition state that, in horizontal layers of sedimentary rock,
a) each layer is older than the layer above it
b) each layer is younger than the layer above it
c) are the same age
d) are pretty
From an element's location in the periodic table, you can predict
a) its chemical symbol
b) when it was discovered
c) its properites
d) the chemical name
The behaviors and physical characteistics of species that allow them to live successfully in their environment are called
a) limiting factors
b) biotic factors
c) habitats
d) adaptation
Observations that deal with number or amount are called
a) qualitative observations
b) quantitative observations
c) false observations
d) controlled observations
Play Games with the Questions above at ReviewGameZone.com
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 23447 in the upper right hand corner or click here.
To play games using the questions from above, visit ReviewGameZone.com and enter game ID number: 23447 in the upper right hand corner or click here.
TEACHERS / EDUCATORS
Log In | Sign Up / Register
Log In | Sign Up / Register