Photosynthesis - The Living earth 2022

What are the two products of photosynthesis

• oxygen and sugar

• oxygen and carbon dioxide

• carbon dioxide and sugar

• sunlight and sugar

Which of the following is the correct equation for PHOTOSYNTHESIS?

• CO₂ + O₂ + H₂O --> Light+ Sugar

• _O2 + light + H₂O --> CO₂ + Sugar

• CO₂ + sugar + H₂O --> O₂ + light

• CO₂ + light + H₂O --> O₂ + Sugar

Q. 

Which plant organelle transforms light into glucose to use as food?

• Mitochondria

• Vacuoles

• Chloroplasts

• Nucleus

 

The Calvin Cycle occurs in the

• Inner membrane of chloroplast

• Grana

• Stroma

• Thylakoid

Where do the light reactions happen?

• mitochondria membrane

• thylakoid membrane

• stroma

• central vacuole

Choose the statement that best describes light reaction.

• It converts CO2 to sugar molecule

• It converts light energy to chemical energy of ATP and NADPH

• It takes place in the stroma

Which of the following is not needed to start the light reaction

• H2O

• ADP + P

• CO2

Where does CO2 enter the leaves through?

• Roots

• Stem

• Chloroplasts

• Stomata

What is the ultimate ORIGINAL source of energy for living things

• Sugar

• Sun

• Moon

• Carbon Dioxide

What is the function of NADPH and ATP?

• They absorb light

• They power the light-dependent reactions

• They are light-reflecting pigments

• They are short term energy carriers