NEW
Font size
WorksheetsThe Best Science/ Extra Credit
Total questions: 18
Worksheet time: 8mins
Which ones are the Protons?
The Blue Ones
The Red Ones
The Purple Ones
None of the Above
Which ones are the Electrons?
The Blue Ones
The Purple Ones
None of the Above
The Red Ones
What kind of change is this?
Physical Change
Chemical Change
No Change
What temperature does it have to reach to start boiling?
0°
244°
100°
I don't know
What temperature does it have to be at to melt?
50°
10
0°
14°
The number of reactants on the ____ side of the equation must _____ the number of products on the _____.
The number of reactants on the left side of the equation must Equal the number of products on the Right
The number of reactants on the right side of the equation must left the number of products on the Equal
The number of reactants on the right side of the equation must Equal the number of products on the left.
Why is the population of the predators in the higher trophic levels less than the lower trophic levels?
There is more energy transferred
Up the the trophic levels.
There is less energy transferred
Up the the trophic levels.
There is no energy transferred
Up the the trophic levels.
Through what process do most living things on Earth get the energy that they need to survive?
Photosynthesis
Glucose
Sugar
Photosnthysis
Through which part of a plant do the gasses enter the plant?
The Photosynthesis in the leaves
The Stomata in the Photosynthesis
The Stomata in the leafeves
The Stomata in the leaves
Where do autotrophs get the energy stored in sugars to survive?
They create them through photosynthesis.
They create them through photosynthsisis.
They have them through photosynthesis.
They create them throught glucose.
Which molecule provides the chemical energy needed by all organisms?
Photosynthesis
Pepper
Salt
Glucose
Which direction does the energy provided by photosynthesis move to provide for cellular respiration in all of the tree’s cells?
The glucose moves down from the leaves toward the roots.
The ice cream moves down from the leaves toward the roots.
The pepper moves down from the leaves toward the roots.
The salt moves down from the leaves toward the roots.
How does density affect the growth of a population?
The higher the density, the (none) competition for resources and the lower the density, the (none) competition for resources.
The higher the density, the (less) competition for resources and the lower the density, the (more) competition for resources.
The higher the density, the (more) competition for resources and the lower the density, the (less) competition for resources.
The higher the density, the (moer) competition for resources and the lower the density, the (more) competition for resources.
What happens to an ecosystem when a population becomes overpopulated?
Things that rely on the different resources as the overpopulated organism will (increase).
Organisms that rely on the same resources as the overpopulated organism will (decrease).
Organisms that rely on the same resources as the overpopulated organism will (increase).
If producers were to increase in an ecosystem, how will that affect the other trophic levels?
Organisms in the other trophic levels will ( increase).
Organisms in the other trophic levels will ( decrease).
I don't know
If an organism in an ecosystem is using resources, what does that do for resource availability for other organisms?
The amount of resources available to other organisms in that ecosystem ( decreases).
The amount of resources available to other organisms in that ecosystem ( Increase).
What best describes the niche of this organism?
Consumer
Predator
Scavenger
Producer
Which of the following would be a limiting factor for the producers in the ecosystem pictured below?
Water
Sunlight
Soil
Minerals
