All of the living and nonliving things in an area that interact with each other are called a/an ______.

• community

• habitat

• population

• ecosystem

Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.

• mutualism
• commensalism
• competition
• parasitism

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NGSS.MS-LS2-3

Movement of materials down the concentration gradient through a protein channel is an example of 

• facilitated diffusion
• active transport
• respiration
• osmosis 

Humans are made up of different cells that preform different functions. From which cells do nerve cells develop? 

• Muscle cells
• Stem cell
• Sperm cells
• White blood cells 

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NGSS.HS-LS1-4

Which of the following statements vest describes the cell cycle? 

• Interphase is the reproductive phase, mitosis is the growth phase
• Interphase is the growth phase, mitosis is the reproductive phase
• Cytokinesis is the growth phase, S-phase is the reproductive phase
• Cytokinesis is the reproductive phase, S-phase is the growth phase

Tags

NGSS.HS-LS1-4

What are the products of photosynthesis? 

• glucose and oxygen
• glucose and carbon dioxide
• glucose and water
• water, carbon dioxide, and energy

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NGSS.MS-LS1-6

Which method would be most helpful in preventing eutrophication of lakes and waterways?

• recycling aluminum
• conserving fossil fuels 
• reducing run-off from farms 
• using less pesticide 

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NGSS.HS-ESS3-4

NGSS.HS-LS2-7

An experiment is performed on plants to see how different liquids affect plant growth. Each plant in the experiment is given a different liquid; water, apple juice, or milk. Each plant has the same amount of soil, sunlight, and listens to the same music. In this investigation, the independent variable is ...

• The type of plant
• The amount of sunlight
• The type of music
• The type of liquid

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NGSS.MS-LS1-5

In this image, the cell is using which type of molecular transport?

• Osmosis
• Diffusion 
• Endocytosis
• Exocytosis 

What are the two reactants of cellular respiration?

• C₆H₁₂O₆ & 6CO₂
• 6 CO₂ & 6H₂O
• C₆H₁₂O₆ & 6O₂
• 6CO₂ & 6O₂

Tags

NGSS.HS-LS1-7