3.1 Photosynthesis 2020

6CO₂ + 6H₂O ==>C₆H₁₂O₆ + 6O₂

This chemical equation describes:

• Cellular respiration

• Glycolysis

• Photosynthesis

• Photolysis

• Electron Transport Chain

Answer explanation

The function accomplished by the light-dependent reactions is ______________.

• Energy production and electron transfer

• Sugar production (making glucose)

• Carbon fixation (taking gaseous CO₂ and turning it into sugar)

• Conversion of sugar (glucose into sucrose)

Answer explanation

Where does dark reaction or light independent specifically occur?

• thylakoid membrane

• Stroma of the chloroplast

• Grana

• nuclear membrane

Where does light dependent specifically occur?

• thylakoid membrane of the grana

• Stroma of the chloroplast

• mitochondria

• nuclear membrane

Answer explanation

What is/are the products of light independent reaction?

• ATP

• NADPH

• H₂O

• C₆H₁₂O₆

• oxygen

What is NOT the product of light dependent reaction?

• ATP

• NADPH

• H₂O

• O₂

Which of the following light color is absorbed by plants?

• Red

• Green

• yellow

• Light green

Tags

NGSS.HS-LS2-5

NGSS.HS-LS1-5

Which of the following statements does not describe light independent reaction?

• aka Calvin - Benson cycle

• Produce ATP and NADPH

• Produce glucose

• Occur in the stroma of the chloroplast

• Use ATP and NADPH for the reaction

An enzyme that fixes carbon from atmosphere to convert it to complex macromolecule glucose. It is the most abundant enzyme on Earth.

• RuBP (Ribulose bisphosphate)

• RuBisCo (Ribulose Bisphosphate Carboxylase)

• PGA (3-Phosphoglycerate)

• G3P (Glyceraldeyhyde 3-Phosphate)

Answer explanation

Plants and plant-like organisms make their own food or energy (glucose) from sunlight.

• Chemotrophs

• Heterotrophs

• Autotrophs

• Saprophytes