Primary Productivity

All of the production by photosynthetic organisms in a defined area over a specified time period is known as

• Gross Productivity
• Net Productivity
• Photosynthesis + Respiration
• Photosynthesis - Respiration

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

An input of photosynthesis is

• carbon dioxide
• oxygen
• oxygen 2
• glucose

Tags

NGSS.MS-LS1-6

An output of photosynthesis is

• carbon dioxide
• Oxygen
• light
• water

Tags

NGSS.MS-LS1-6

If the amount of dissolved oxygen in the light bottle used for the investigation in the lesson does not change, an explanation for this is

• The rates of photosynthesis and respiration are equal
• Respiration is not occurring
• photosynthesis is not occurring
• no photosynthesis occurred

Tags

NGSS.MS-LS1-6

NPP can be determined

• from the dark bottle reading
• from the light bottle reading
• using GPP + R
• All of the above

Tags

NGSS.HS-LS2-4

Which of the following is an appropriate unit of primary productivity

• kg/m2
• kg/m/day
• kJ/m2
• kg/m2/yr

Tags

NGSS.MS-LS2-3