Warm Up 5/1

For one week, students monitored the level of turbidity in a local river and recorded the data.

Based on the data, on which day would the dissolved oxygen most likely be the lowest?

• 2

• 4

• 5

• 7

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

The drawing shows solid carbon dioxide changing into carbon dioxide gas.

Which statement describes the relationship between the solid carbon dioxide and the carbon dioxide gas after all of the solid has changed to gas?

• They have the same volume.

• The gas has less volume than the solid.

• They have the same mass.

• The gas has less mass than the solid.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

The discovery of fossilized coral reefs on land is evidence that

• salt water changes coral into fossils.

• the reefs formed in a freshwater lake.

• the sea level has changed over time.

• coral reefs can form on dry land.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

What describes the goal of genetically engineering crops?

• to make the product more expensive to purchase

• to reduce the amount of genetic diversity

• to develop new pathogens for humans

• to increase yield and profit

Which statement accurately describes an interaction between plants and animals?

• Plants provide humans with CO2 for respiration.

• Animals release CO2, required for photosynthesis.

• Plants provide humans with atmospheric nitrogen.

• Animals release O2, required for plant survival.

Tags

NGSS.MS-LS2-2

In the ocean, a sea anemone attaches itself to the shell of a hermit crab. The stinging arms of the sea anemone protect the hermit crab, while the movement of the hermit crab brings food to the sea anemone. Which best describes the relationship between the sea anemone and the hermit crab?

• commensalism

• mutualism

• parasitism

• predator-prey

What percentage of U.S. energy consumption in 2010 was from fossil fuels?

• 46

• 17

• 62

• 83

Which of the following eras is known as the “Age of Mammals”?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic