Thhs Bio- Photosynthesis

20 Questions

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Thhs Bio- Photosynthesis

Quiz on the processes involved in photosynthesis and the structure of the plant.


Questions and Answers
  • 1. 
    The prefix auto in the term autotroph, refers to the facts that autotrophs
    • A. 

      Produce their own food

    • B. 

      Produce their own sunlight

    • C. 

      Are tertiary consumers

    • D. 

      Need to obtain food from other sources

    • E. 

      A. and D.

  • 2. 
    The wavelengths of visible light are shorter than ________________ waves but longer than ________________ waves. Use the diagram below to help fill in the blanks. 
    • A. 

      Radio, infrared

    • B. 

      All waves are the same length

    • C. 

      UV, microwaves

    • D. 

      Infrared, X-ray

  • 3. 
    How come chloroplasts are not found in the cells of a pigeon?
    • A. 

      Pigeons are autotrophs

    • B. 

      Pigeons can survive in extreme conditions, like New York City

    • C. 

      Pigeons are heterotrophs

    • D. 

      Chloroplasts are only found in prokaryotic cells

  • 4. 
    Check all of the structures that are found inside a chloroplast.
    • A. 

      Chlorophyll

    • B. 

      Pigments

    • C. 

      Mitochondria

    • D. 

      Stroma

    • E. 

      Thylakoid membrane

    • F. 

      Nucleus

    • G. 

      Electrons

  • 5. 
    Light can be transmitted, retracted, and/or absorbed. 
    • A. 

      True

    • B. 

      False

  • 6. 
    Light dependent reactions convert light energy into ___________ energy. 
  • 7. 
    In the light dependent reactions, electrons go from PS II to the ETC. To replace the electrons lost from PS II, water is broken down into
    • A. 

      Liquid oxygen

    • B. 

      Nitrogen

    • C. 

      Protons

    • D. 

      Electrons

    • E. 

      Gaseous oxygen

    • F. 

      Hydrogen

  • 8. 
    Although the Calvin Cycle is also called the dark reaction, it cannot occur without light because
    • A. 

      It cannot function without ATP and NADPH produced in the light reactions

    • B. 

      It needs carbon dioxide to function

    • C. 

      It requires the addition of a glucose molecule

    • D. 

      The term "dark" reactions does not apply to the fact that light is necessary

  • 9. 
    For every 6 carbon dioxides that enter the Calvin Cycle, _____ PGA are made, _______ glucose molecules are made, and _______ ATP are required.
    • A. 

      12,1, 6

    • B. 

      12, 2, 12

    • C. 

      24, 2, 36

    • D. 

      12, 1, 18

  • 10. 
    How does the presence of enzymes change the speed at which the light dependent and independent reactions occur?
    • A. 

      Enzymes slow down both reactions

    • B. 

      Enzymes are not present in either reaction

    • C. 

      Enzymes speed up both reactions

  • 11. 
    The cuticle is found at the top of the leaf and prevents water from leaving the leaf by evaporation. The picture below illustrates one of the features of the cuticle that aids in its function. The best description for this feature is 
    • A. 

      The cuticle is composed of a waxy substance which prevents water loss.

    • B. 

      The cuticle is composed of a hydrophilic substance so water can pass readily through the cuticle

    • C. 

      The cuticle offers protection since it is very flexible.

  • 12. 
    The stomates in this picture are open because
    • A. 

      The guard cells have very little water in them

    • B. 

      It is night time

    • C. 

      The guard cells are full of water

    • D. 

      The guard cells are full of air

  • 13. 
    The veins shown on this leaf are most likely composed of
    • A. 

      Chloroplasts and spongy mesophyll

    • B. 

      Stomates and guard cells

    • C. 

      Xylem and phloem

    • D. 

      Upper epidermis

  • 14. 
    • A. 

      It has one large root and many smaller sized and many smaller-sized branched roots

    • B. 

      It has many equally sized branched roots

    • C. 

      It has no roots

    • D. 

      The carrot itself does not grow in the ground

  • 15. 
    The Calvin cycle takes place in the part of the chloroplast called the 
    • A. 

      Thylakoid membrane

    • B. 

      Stroma

    • C. 

      Grana

    • D. 

      Inner membrane

  • 16. 
    The most light is absorbed by chlorophyll B at 
    • A. 

      450 nm

    • B. 

      550 nm

    • C. 

      400 nm

    • D. 

      650 nm

  • 17. 
    Which of the following is produced by both cellular respiration and the light-dependent reactions of photosynthesis?
    • A. 

      Glucose

    • B. 

      ATP

    • C. 

      Carbon dioxide

    • D. 

      pyruvic acid

    • E. 

      oxygen

  • 18. 
    The principle pigment in plants is
    • A. 

      Chlorophyll

    • B. 

      ATP

    • C. 

      carotenoids

    • D. 

      NADPH

  • 19. 
    Adhesion, cohesion, transpiration, and capillary action aid the plant in 
    • A. 

      the production of sugar

    • B. 

      the transport of water

    • C. 

      The transport of sugar

    • D. 

      increasing surface area

  • 20. 
    Below is an image of a root from under a microscope and a close up of the same root. Check all of the statements that apply. 
    • A. 

      Cells in the meristem are always dividing.

    • B. 

      The root cap is at the tip of the root

    • C. 

      Water enters the cells by osmosis

    • D. 

      Minerals enter the cells by active transport

    • E. 

      The meristem contains undifferentiated cells