Practice C1.3 Photosynthesis with authentic IB Biology exam questions for both SL and HL students. This question bank mirrors Paper 1A, 1B, 2 structure, covering key topics like cell biology, genetics, and ecology. Get instant solutions, detailed explanations, and build exam confidence with questions in the style of IB examiners.
A student designs an experiment with light intensity as the independent variable and oxygen bubbles per minute as the dependent variable. Which factor should be controlled?
Why do chlorophyll molecules absorb specific wavelengths of light?
Using the image provided, which of the following best explains the relative positions of the pigment bands after the chromatography run?
Which statement best compares absorption and action spectra?
Match the processes with their correct thylakoid location:
| Process | Location |
|---|---|
| A. Photolysis of water | ? |
| B. ATP synthesis | ? |
| C. reduction | ? |
Which correctly identifies the location for A, B, and C?
Which best explains why oxygen production increases during light exposure in photosynthetic organisms?
Which of the following is a valid hypothesis about limiting factors?
Which tissues shown in the cross section of the leaf below may contain chloroplasts?
A student conducts an experiment with varying light intensities and measures photosynthesis rate. The graph shows a plateau after a certain point. What is the best explanation?
What is a key feature of a FACE experiment?
Practice C1.3 Photosynthesis with authentic IB Biology exam questions for both SL and HL students. This question bank mirrors Paper 1A, 1B, 2 structure, covering key topics like cell biology, genetics, and ecology. Get instant solutions, detailed explanations, and build exam confidence with questions in the style of IB examiners.
A student designs an experiment with light intensity as the independent variable and oxygen bubbles per minute as the dependent variable. Which factor should be controlled?
Why do chlorophyll molecules absorb specific wavelengths of light?
Using the image provided, which of the following best explains the relative positions of the pigment bands after the chromatography run?
Which statement best compares absorption and action spectra?
Match the processes with their correct thylakoid location:
| Process | Location |
|---|---|
| A. Photolysis of water | ? |
| B. ATP synthesis | ? |
| C. reduction | ? |
Which correctly identifies the location for A, B, and C?
Which best explains why oxygen production increases during light exposure in photosynthetic organisms?
Which of the following is a valid hypothesis about limiting factors?
Which tissues shown in the cross section of the leaf below may contain chloroplasts?
A student conducts an experiment with varying light intensities and measures photosynthesis rate. The graph shows a plateau after a certain point. What is the best explanation?
What is a key feature of a FACE experiment?