5005

Which of the following is a reactant of the photosynthesis reaction?

• oxygen

• glucose

• carbon dioxide

• starch

Tags

NGSS.MS-LS1-6

Which of the following refers to the amount of light emitted by a star?

• temperature

• composition

• absolute magnitude

• differentiation

Which of the following is true of evolution?

• offspring are genetically identical to their parents

• evolution can result in new species

• mitosis is responsible for the genetic variation in most animal population

• individual organisms change over time

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

NGSS.MS-LS4-4

Which of the following best describes the primary function of the human skeleton system ?

• providing nutrients to the body

• regulating body temperature

• regulating organ function

• supporting the structure of the body

Three seismometers are spread around the Earth. After an earthquake, what might scientists use these to locate?

• the focus

• the fault

• the epicenter

• the seismic waves

While Jessica is viewing membrane-stained cells under a compound microscope, she notices that the cells appear to have specialized organelles. These cells are most likely which of the foloowing?

• prokaryotic cells

• eukaryotic cells

• archaebacteria cells

• bacteria cells

Tags

NGSS.MS-LS1-2

Freshwater is a limited resource that is needed to sustain much of life on Earth. Which of the following reduces the availability of fresh drinking water for humans and animals?

• increased desalination of ocean water

• increased crop irrigation

• increased nitrogen pollution in oceans

• increased melting of glaciers and ice caps

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-4

What period of time can be measured by roughly one revolution of the moon around the Earth?

• one decade

• one day

• one year

• one month

Tags

NGSS.MS-ESS1-1

What is the atomic number of the element with the symbol 'B' in the periodic table?

• 4

• 5

• 6

• 7

Which of the following is a characteristic of a chemical reaction?

• Change in color

• Change in shape

• Change in size

• Change in texture

Tags

NGSS.MS-PS1-2