(OPTIONAL) Lab #12-DO & Primary Prod Post-Lab Quiz

NPP or Net Primary Productivity is the measurement of the total ​ ​ (a)   in an ecosystem whereas GPP (Gross Primary Productivity) is the measurement of ​ (b)   and ​ (c)   .

• photosynthesis
• cellular respiration

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How do you calculate NPP (Net Primary Productivity) using the light/dark BOD bottle method?

• Light Bottle - Initial Bottle

• Light Bottle - Dark Bottle

• Initial Bottle - Dark Bottle

• Initial Bottle - Light Bottle

How do you calculate GPP (Gross Primary Productivity) using the Light/Dark BOD Bottle Method?

• Light Bottle - Initial Bottle

• Light Bottle - Dark Bottle

• Initial Bottle - Dark Bottle

• Dark Bottle - Light Bottle

Tags

NGSS.HS-LS2-4

Match the following in accordance to whether the DO (dissolved oxygen) will increase or decrease according to the various situations.

• Decreased salinity

• Increases DO

• Aquatic Plants

• Decreases DO

• Still/No movement of Water

• Increases DO

• Increased temperature

• Decreases DO

• Increased turbidity

• Increases DO

Tags

NGSS.MS-LS1-6

Fertilizers contain ​ these two elements which can cause organisms such as algae to grow exponentially in an aquatic system.

(a)   ​

• phosphorus & nitrogen
• phosphorus & carbon
• nitrogen & calcium
• carbon & calcium
• potassium & phosphorus

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

NGSS.MS-LS1-5

An ​ (a)   is when algae grows exponentially due to fertilizer runoff.

• algal bloom
• plant bloom
• anoxic conditions
• turbidity

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

______________ is the end result of an algal bloom that has blocked the sunlight, causing plants to die and an increase in cell respiration which decreases the DO in the water.

Tags

NGSS.MS-LS2-3

Eutrophication is a result of an algal bloom blocking the ​ (a)   in an aquatic ecosystem. As a result, ​ (b)   in the ecosystem begin to die. There is a subsequent increase in the number of ​ (c)   . This causes an increase​ (d)   and a decrease in ​ (e)   in the ecosystem.

• sunlight
• plants
• decomposers
• cellular respiration
• dissolved oxygen
• oxygen
• carbon dioxide
• fish

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS2-4

In your Lab #12, which BOD bottle represented the "dark bottle" and only had cellular respiration occurring?

• Bottle #1 (100% light)

• Bottle #2 (65% of light)

• Bottle #3 (25% light)

• Bottle #4 (10% light)

• Bottle #6 (0% light)

Tags

NGSS.MS-LS1-2

A student conducts AP Biology Lab #12 and after 24 hours, finds her Bottle #1 has a DO of 7.1 mg/L. Bottle #6 (Dark bottle) has a DO of 1.7mg/L and her initial bottle has a DO of 2.2 mg/L.

What is the NPP of Bottle #1 in 24 hours?

Mathematical Equivalence

ON

Tags

NGSS.HS-LS2-4

NGSS.HS-LS2-3

NGSS.HS-LS2-5