Competition within a pack of wolves may increase if there is an increase in the

• amount of food available
• amount of oxygen available
• size of their population
• size of the area they inhabit

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

A fox with thick fur would have a survival advantage over other foxes if

• there is more competition for food in the fox population
• the air temperature significantly decreases in winter
• a drought occurs, limiting the amount of water available
• a new disease appears that infects the foxes

Tags

NGSS.MS-LS1-5

NGSS.MS-LS4-4

Which human activity is correctly paired with its likely future consequence?

• Overfishing in the Atlantic — increase in supply of flounder and salmon as food for people
• Development of electric cars or hybrid vehicles — increased rate of global warming
• Use of fossil fuels — depletion of underground coal, oil, and natural gas supplies
• Genetically engineering animals — less food available to feed the world’s population

Tags

NGSS.MS-ESS3-3

Harmful effects of microorganisms in food include

• antibiotics
• fermentation
• spoilage
• providing protein

Which gas produced by a tree do animals need to survive?

• carbon dioxide
• nitrogen
• oxygen
• hydrogen dioxide

What is the process that produces the carbon dioxide needed to help plants survive?

• cellular respiration
• photosynthesis
• digestion
• osmosis

Tags

NGSS.MS-LS1-6

The changes that make an organism better suited to their environments is developed through a process called

• adaptation
• symmetry
• predation
• camouflage

Tags

NGSS.HS-LS4-4

How are humans making greenhouse gases that are affecting all of the organisms in the ecosystem?

• Burning fossil fuels in our cars
• Burning forests
• Large-scale agriculture
• All of the above

Tags

NGSS.MS-ESS3-4

NGSS.MS-ESS3-5

NGSS.MS-LS2-4

Identify the two animals in this food web that obtain nutrients directly from producers.

• Snakes & Hawks
• Trout & Frogs
• Foxes & Decomposers
• Rabbits & Caterpillars

Tags

NGSS.MS-LS2-1

Name two organisms in this food web that are in competition with one another for food.

• Rabbits & Caterpillars
• Foxes & Decomposers
• Frogs & Snakes
• Hawks & Trout

Tags

NGSS.MS-LS2-1