C1.3 Photosynthesis

C1.3 Photosynthesis Quiz

IB Biology SL: Quiz

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5 questions, one answer each

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  1. 1. A spot moves 3.0 cm while the solvent front moves 7.5 cm. What is its Rf?

    • A. 0.40
    • B. 2.5
    • C. 4.5
    • D. 0.60

  2. 2. The oxygen released in photosynthesis comes from:

    • A. Carbon dioxide
    • B. Glucose
    • C. Water
    • D. Chlorophyll

  3. 3. An action spectrum shows:

    • A. Light absorbed by one pigment
    • B. Rate of photosynthesis at each wavelength
    • C. Distances moved by pigments
    • D. Light intensity at each temperature

  4. 4. Pondweed is lit by a lamp at different distances. The dependent variable is:

    • A. Lamp distance
    • B. Temperature
    • C. Rate of oxygen production
    • D. Pondweed species

  5. 5. Compared with greenhouse experiments, FACE experiments are:

    • A. Easier to control
    • B. More realistic but harder to control
    • C. Only done in laboratories
    • D. Unable to measure yield

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