Photosynthesis

Most plants appear green because chlorophyll____.

• absorbs green light.

• reflects violet light.

• does not absorb green light.

Tags

NGSS.MS-LS1-6

Organisms that cannot make their own food and must obtain energy from the foods they eat are called____.

• autotrophs

• heterotrophs

• plants

• thylakoids

Tags

NGSS.MS-LS2-3

What are the three parts of an ATP molecule?

• adenine, thylakoids, stroma

• adenine, ribose, 3 phosphate groups

• stroma, grana, chlorophyll

• NADP⁺, NADPH, and FADH₂

Plants gather the sun’s energy with light-absorbing molecules called____.

• thylakoid membranes.

• pigments.

• granum.

• glucose.

Tags

NGSS.MS-LS1-6

Plants take in the sun’s energy by absorbing ___.

• chlorophyll b.

• chlorophyll a.

• high-energy sugars.

• sunlight.

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

How does the Calvin cycle differ from the light-dependent reactions?

• It takes place in the stroma.

• It takes place in the thylakoid.

• It requires light.

• It takes place in chloroplasts.

Tags

NGSS.MS-LS1-6

Which of the following is an autotroph?

• elk

• leopard

• tree

• mushroom

Tags

NGSS.MS-LS1-6

Where do the light-dependent reactions take place?

• in the stroma

• only in chlorophyll molecules

• in the thylakoid membranes

• outside the chloroplasts

Tags

NGSS.MS-LS1-6

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

• The same number of sugars will be produced but without carbon dioxide.

• More sugars will be produced.

• Fewer sugars will be produced.

• Carbon dioxide does not affect the production of high-energy sugars in plants.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS1-6

What is the correct equation for photosynthesis?

• 6 O₂ + C₆H₁₂O₆ ---->6 CO₂ + 6 H₂O + Energy

• 6 CO₂ + 6 H₂O ---->6 O₂ + C₆H₁₂O₆ + Energy

• 6 CO₂ + 6 H₂O + Energy ----> C₆H₁₂O₆ + 6 O₂

• 6 O₂ + C₆H₁₂O₆ + Energy ----> 6 CO₂ + 6 H₂O

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7