Photosynthesis

What are the products of photosynthesis?

• oxygen and carbon dioxide

• carbon dioxide and water

• oxygen and glucose

• water and glucose

Tags

NGSS.MS-LS1-6

What is the chemical formula for glucose?

• C₆H₁₂O₆

• C₁₂H₆O₁₂

• C₆H₆O₁₂

• C₆O₂H₆

Tags

NGSS.MS-PS1-1

Why are plants usually green?

• Chlorophyll reflects green light

• Accessory pigments combine to make green

• Chlorophyll absorbs green light

• Accessory pigments only absorb green light

Tags

NGSS.MS-LS1-6

Which choice correctly shows the gases that enter and exit plants during photosynthesis?

• Enter: Oxygen

  Exit: Carbon dioxide

• Enter: Carbon dioxide

  Exit: Oxygen

• Enter: Water vapor

  Exit: Glucose

• Enter: Light

  Exit: Water vapor

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

After photosynthesis, plants store their energy as _________ .

• chlorophyll

• glucose (sugar)

• pigment

• Oxygen

Tags

NGSS.MS-LS1-6

Which of the following is the correct equation for PHOTOSYNTHESIS?

• CO₂ + light + H₂O --> O₂ + Sugar

• _O2 + light + H₂O --> CO₂ + Sugar

• CO₂ + sugar + H₂O --> O₂ + light

• CO₂ + O₂ + H₂O --> Light+ Sugar

Tags

NGSS.MS-LS1-6

A student is collecting the gas given off from a plant in bright sunlight at a temperature of 27°C. The gas being collected is probably ________.

• oxygen

• ATP

• carbon dioxide

• glucose

Tags

NGSS.MS-LS1-6

Chlorophyll absorbs a higher percentage of _____ and _______ light.

• green and purple

• red and blue

• black and orange

• yellow and green

Tags

NGSS.MS-LS1-6

If carbon dioxide is completely removed from a plant’s environment, what would you expect to happen to the plant’s production of high-energy sugars (rate of photosynthesis)?

• Sugar production will likely increase.

• The rate of sugar production will decrease.

• Fewer sugars will be produced at first, but then the plant will recover.

• Sugars will not be produced.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-5

NGSS.MS-LS2-1

How would light intensity generally affect the rate of photosynthesis?

• Increases the rate, up to a point

• Decreases the rate

• Increases the rate

• No relationship to the rate

Tags

NGSS.MS-LS1-6