MDCPS

Cactuses (cacti) were studied to determine if the amount of humidity affects the growth of the plants. Which of these was the independent variable in the study?

• the growth of the plant

• the type of sand

• the different cactuses (cacti)

• the amount of humidity

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

18 is referring to a stack of these disc-shaped structures. What is this stack known as? 

• lumen

• thylakoid

• granum

• stroma

Tags

NGSS.MS-LS1-6

A renewable energy resource will not run out. Which is an example of the use of a renewable resource?

• Coal furnace heating a home

• Windmill pumping water on a farm

• Oil lamp lighting a room

• Diesel truck traveling along a road

Look at the table. Plants were grown in different environments to see if temperature affects the number of new leaves per week. Which variable is the independent (manipulated/test) variable?

• water per day

• temperature of environment

• relative humidity

• average number of leaves per week

Tags

NGSS.MS-LS1-5

Nonrenewable resources that are used for energy include oil, natural gas, and coal, which are called ____________.

• Renewable Resources

• Fossil Fuels

• Minerals

Tags

NGSS.MS-ESS3-4

Look at the table. Plants were grown in different environments to see if temperature affects the number of new leaves per week. Which variable is the outcome (dependent/responding) variable?

• water per day

• temperature of environment

• relative humidity

• average number of leaves per week

Tags

NGSS.MS-LS1-5

What is the primary function of mitochondria in a cell?

• Energy production

• Protein synthesis

• Photosynthesis

• Cell division

Tags

NGSS.MS-LS1-2

NGSS.MS-LS1-7

Which of the following elements is a noble gas?

• Oxygen

• Nitrogen

• Helium

• Carbon

What is the chemical formula for water?

Tags

NGSS.MS-PS1-1

Which law explains the relationship between the pressure and volume of a gas at constant temperature?

• Boyle's Law

• Charles's Law

• Avogadro's Law

• Newton's Law