Photosynthesis Review AP Biology

Sunlight reaches Earth's surface in all wavelengths of the _____ spectrum.

• EM

• visible

• electromagnetic

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS4-3

NGSS.HS-PS4-4

The reactants in the general equation for photosynthesis are:

• carbon dioxide, water, sunlight

• oxygen, carbon dioxide, water, sunlight

• carbon dioxide, water

Tags

NGSS.MS-LS1-6

Where does the oxygen produced in the light dependent reactions of photosynthesis come from?

• chlorophyll

• carbon dioxide

• the atmosphere

• water

In PS II of the light dependent reactions, photons from sunlight excite electrons in the chlorophyll molecules which them enter the ETC. What replaces these electrons lost form the chlorophyll?

• electrons from PS I

• electrons released when water is split

• electrons from NADPH

• electrons from reduction of carbon dioxide

Carbon fixation is the process of taking inorganic carbon in ___ and incorporating it into an organic carbon compound. This occurs in the Calvin Cycle.

• the soil

• the water

• carbon dioxide

Tags

NGSS.HS-LS2-5

The light dependent reactions of photosynthesis occur in the _____.

• thylakoid membrane

• grana

• stroma

• mesophyll

Tags

NGSS.HS-LS1-5

RuBP is an important part of the Calvin Cycle. This compound combines with ___ to form a 6-carbon compound that ultimately breaks down into 2 PGA molecules.

• water

• NADPH

• carbon dioxide

• G3P

PGAL is used to make G3P and to regenerate _____.

• ATP

• NADPH

• glucose

• RuBP

These leaf structures regulate gas flow in and out of a plant.

• petioles

• palisade layer

• cuticle

• stomata

What are the products of the light dependent reactions?

• ATP, NADPH, oxygen

• H+, e-, oxygen

• water, carbon dioxide

Tags

NGSS.HS-LS1-5