Photosynthesis in Biology: Light and Dark Phases

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5 Questions

What is the main pigment responsible for photosynthesis in plants?

Chlorophyll

Which of the following is NOT a stage of photosynthesis?

Krebs cycle

What is produced during the light phase of photosynthesis?

Molecular oxygen

Which type of bacteria is capable of photosynthesis?

Cyanobacteria

What is the end product of photosynthesis?

Glucose

Study Notes

  • Topic: Biology lesson on photosynthesis, discussing light and dark phases.
  • Types of photosynthesis: oxygenic, anoxygenic, and oxygen-free.
  • Cyanobacteria are autotrophs capable of photosynthesis.
  • Process of photosynthesis involves absorption of water through roots and carbon dioxide through leaves.
  • Glucose is produced as a result of photosynthesis.
  • Chlorophyll is the main pigment responsible for photosynthesis in plants.
  • Other auxiliary pigments include carotenoids, phycobilins, and bacteriochlorophylls.
  • Photosynthesis is characteristic of all photoautotrophic organisms.
  • Photosynthesis has two stages: light phase and dark phase (Calvin cycle).
  • Light phase generates molecular oxygen, hydrogen atoms, and ATP using solar energy.
  • Dark phase is independent of light and produces glucose from carbon dioxide and water using ATP.

Test your knowledge on photosynthesis, focusing on the light and dark phases. Learn about the types of photosynthesis, pigments involved, and the process of glucose production. Explore how cyanobacteria and plants utilize photosynthesis for energy production.

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