PHOTOSYNTHESIS + CELLULAR RESPIRATION

What is the main purpose of photosynthesis?

 Make glucose

Where does photosynthesis occur?

Chloroplast

What gas is released during photosynthesis?

O₂

4. What are the reactants of photosynthesis?

CO₂ + H₂O + light

5. Where do light-dependent reactions take place?

Thylakoids

6. What molecule is split during the light reactions?

Water

7. What is made in the Calvin cycle?

Glucose

8. Where does the Calvin cycle take place?

Stroma

9. What is the energy source for photosynthesis?

Sunlight

10. What pigment captures sunlight?

Chlorophyll

11. Which gas enters photosynthesis?

CO₂

12. The thylakoid membrane makes which energy molecules?

NADPH + ATP

13. Oxygen is released from what molecule?

Water

14. What type of organism performs photosynthesis?

Plants & algae

15. Photosynthesis makes what sugar?

Glucose

16. Which part contains chlorophyll?

Thylakoid

17. What does “photo” in photosynthesis mean?

Sunlight

18. The Calvin cycle is also called…

Dark reactions

19. ATP and NADPH are used to make…

Glucose

20. What goes INTO the Calvin cycle?

CO₂

21. What comes OUT of light reactions?

O₂

22. Which structure is stacked like coins?

Grana (thylakoid stacks)

23. Photosynthesis mainly happens in what leaf cells?

Mesophyll cells

24. What is the balanced photosynthesis equation?

CO₂ + H₂O + light → glucose + O₂

25. What is the role of NADPH?

Carries electrons

26. What is the purpose of cellular respiration?

Make ATP

27. What organelle performs cellular respiration?

Mitochondria

28. What are the reactants of cellular respiration?

Glucose + O₂

29. What are the products of cellular respiration?

CO₂, H₂O, ATP

Glycolysis happens in the…

Cytoplasm

Glycolysis splits what molecule?

Glucose

32. How many ATP does glycolysis produce?

2

33. The Krebs cycle releases what gas?

CO₂

34. Where does the Krebs cycle occur?

Mitochondrial matrix

35. What does the Electron Transport Chain require?

Oxygen

36. The ETC makes how much ATP?

~34

37. What is the final electron acceptor in the ETC?

Oxygen

38. What is formed when oxygen accepts electrons?

Water

39. Cellular respiration happens in which organisms?

All living organisms

40. When no oxygen is present, cells perform…

Fermentation

41. Fermentation produces…

Lactic acid or alcohol

42. What carries electrons to the ETC?

NADH & FADH₂

The mitochondrial inner folds are called…

Cristae

44. What is the FIRST step of respiration?

Glycolysis

45. Respiration releases which gas?

CO₂

46. Which produces more ATP, anaerobic or aerobic respiration?

Aerobic

47. Which process does NOT require oxygen?

Glycolysis

48. What is ATP used for?

Energy

49. What do respiration and photosynthesis share?

C. Both use electron carriers

How are photosynthesis and respiration connected?

Opposite cycles that depend on each other