0%

DP IB Biology: HL

Topic Questions

Home / IB / Biology: HL / DP / Topic Questions / 8. Metabolism, Cell Respiration & Photosynthesis (HL Only) / 8.3 Photosynthesis / Multiple Choice: Paper 1


8.3 Photosynthesis

Question 1

Marks: 1

Which of the following correctly identifies the location of the light-dependent reactions?

  • In the stroma of the chloroplast

  • In the thylakoid intermembrane space

  • On the outer membrane of the mitochondria

  • On the outer membrane of the chloroplast

Choose your answer
  

Question 2

Marks: 1

Which of the following would be a suitable definition for the term 'photolysis'?

  • The splitting of water molecules using light energy

  • The splitting of an oxygen molecule into oxygen atoms

  • The splitting of water into protons, neutrons and oxygen

  • The splitting of water by means of hydrolysis reactions

Choose your answer
  
Key Concepts
Photolysis

Question 3

Marks: 1

Which of the following would not be considered an adaptation of chloroplasts to photosynthesis?

  • The granal stacks create a large surface area for the maximum absorption of light by the photosystems

  • The presence of ribosomes allows for the formation of the necessary polysaccharides involved with photosynthesis

  • The chloroplast DNA contains genes coding for proteins and enzymes used in photosynthesis

  • The stroma contains enzymes that catalyse the reactions of the light-independent stage

Choose your answer
  

Question 4

Marks: 1

During which of the following processes does carbon fixation occur?

  • Light dependent reactions

  • Photolysis

  • Calvin cycle

  • Chemiosmosis

Choose your answer
  
Key Concepts
Carbon Fixation

Question 5

Marks: 1

Which of the following scientists conducted experiments that explained the conversion of carbon into carbohydrates during photosynthesis?

  • Martin Kamen

  • Samuel Ruben

  • Peter Mitchell

  • Melvin Calvin

Choose your answer