IB ESS Topic 2.3

Energy flows and matter (a)  

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NGSS.MS-LS2-3

NGSS.MS-LS1-6

The rate at which photosynthetic primary producers incorporate energy from the sun is called

• Gross Primary Production
• Photosynthetic Primary Production
• Net Primary Production
• Primary Production

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NGSS.MS-LS2-3

NGSS.MS-LS1-6

If the Senagal Gum Acacia contains 3,000 kilocalories, how many of those calories will the lion get?

• 1
• 300
• 3,000
• 30

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NGSS.MS-LS2-3

Productivity is a measure of gain in energy or biomass in a unit of _____ per a unit of _______.

• area, time

• mass, area

• time, energy

• energy, area

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NGSS.HS-LS1-5

In the first law of thermodynamics, energy can neither be ___________nor ______________.

• measured, assessed
• created, destroyed
• homogeneous, heterogeneous
  
• biotic, abiotic

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NGSS.MS-PS3-4

NGSS.MS-PS3-5

According to the 2nd law of thermodynamics, as energy is transferred or transformed, it becomes more and more ____________.

• hot
• dissipated
• disordered
• intense

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NGSS.HS-PS3-4

Photosysnthesis and respiration are important because

• they make mutualism possible

• they are the building blocks of life

• they are the 6 characteristics of life

• they cycle matter and energy between autotrophs and heterotrophs

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NGSS.MS-LS2-3

NGSS.MS-LS1-6

To calculate Gross Secondary Productivity, you must (a)   food eaten and fecal loss.

Which of the following is NOT a "cycle"?

• Water
• Energy
• Nitrogen
• Phosphorus

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NGSS.MS-LS2-3

NGSS.MS-LS1-6

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Plants rely heavily on ____ in the nitrogen cycle to incorporate nitrogen into organic compounds

• bacteria
• viruses
• fungi
• oxygen