What part provides a plant cell with support and protection?
Cell Wall
100
A student makes a model of the inner planets of the solar system. Which planet from the Sun would be Mars?
The 4th planet.
100
A dung beetle feeds on animal waste and returns nutrients from the waste to the soil. What would dung beetles be classified as?
decomposers
carnivores
scavengers
herbivores
decomposers
100
Is a rusting nail a chemical or a physical change?
chemical change
100
Which force is responsible for the formation of the Appalachain Mountains?
crashing ocean waves
tectonic plate movements
strong winds
melting glaciers
tectonic plate movements
200
What process do plants use to make food?
photosynthesis
200
A student wants to get a closer look at the Taurus constellation, which tool should the student use?
telescope
200
A cow has black spots because:
A - lives on a farm
B - produces milk
C - received traits from parents
C - received traits from parents
200
Where would a bicycle have the most potential energy?
A - at the top of a hill
B - in the middle of a hill
C - at the bottom of a hill
A - at the top of a hill
200
When are you most likely to experience a land breeze?
At night
300
What is the jelly-like material that fills most of plant and animal cells?
cytoplasm
300
Which planet is the only planet known to have life?
Earth
300
A spider builds a web in a tree. The spider benefits by being able to catch insects. The tree is not harmed. What relationship exists between the spider and the tree?
commensalism
300
Which best describes a physical change?
A - baking soda bubbles when mixed with vinegar
B - metal reacts with oxygen
C - a marshmallow is cut into pieces
C - a marshmallow is cut into pieces
300
Where would you get the least amount of precipitation?
On the leeward or windward side of a mountain?
leeward
400
What is found in both animal and plant cells?
A - cell membrane and cell wall
B - chloroplast and nucleus
C - nucleus and vacuole
C - nucleus and vacuole
400
What separates the inner planets from the outer planets?
asteroid belt
400
The fur of Arctic hares changes from brown in the summer to white in the winter. The white fur helps it to blend in with the snow. In which environment are Arctic hares found?
A - desert
B - wet land
C - tundra
tundra
400
There is a wet towel laying outside. What will help it to dry faster?
A - folding the towel in half
B - laying the towel out flat
C - placing the towel in a box outside
B - laying the towel out flat
400
Snowflakes are pulled to the ground by the force of:
gravity
500
By what process are plants able to make their own food and where is it done?
photosynthesis / cholorplast
500
The outer planets are mostly made up of:
gases
500
Which statement best explains how humans obtain genetic traits?
A - because of where they live
B - from both of their parents
C - because of the food they eat
B - from both of their parents
500
What are the 3 states of matter?
solid, liquid, & gas
500
What are the 3 types of boundary movement?
sliding boundaries, converging boundaries, and diverging boundaries