Photosynthesis (Difficult)
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35 QuestionsShow answers
  • Question 1
    30 seconds
    Q. Which is not found in the chloroplast?
    answer choices
    Stroma
    Chlorophyll
    Mitochondria
    Thylakoid
  • Question 2
    30 seconds
    Q. What absorbs energy from visible light?
    answer choices
    Chlorophyll
    Chloroplast
    Stroma
    Carbon Dioxide
  • Question 3
    30 seconds
    Q. Which term is the part of photosynthesis when light energy is captured and transferred to a molecule, such as ATP?
    answer choices
    light- independent reactions
    cellular respiration
    light- dependent reactions
     photosynthesis
  • Question 4
    30 seconds
    Q. Which term is the part of photosynthesis when energy is used to make sugars like glucose?
    answer choices
    light- independent reactions
    cellular respiration
    light- dependent reactions
     photosynthesis
  • Question 5
    30 seconds
    Q. Where in the plant cell does photosynthesis take place? 
    answer choices
    In the stroma
    In the chloroplast
    In the mitochondria
    In the cell wall
  • Question 6
    30 seconds
    Q. What molecule absorbs sunlight for photosynthesis?
    answer choices
    chloroplast
    thylakoid
    grana
    chlorophyll
  • Question 7
    30 seconds
    Q. Where does a light-dependent reaction take place?
    answer choices
    thylakoid membrane
    stroma
    grana
    lamellae
  • Question 8
    30 seconds
    Q. Where does a light-independent reaction take place?
    answer choices
    thylakoid membrane
    stroma
    grana
    lamellae
  • Question 9
    30 seconds
    Q. In a light-dependent reaction, water and sunlight is needed to make oxygen and _____.
    answer choices
    carbon dioxide
    sugar
    ATP
    chlorophyll
  • Question 10
    30 seconds
    Q. In a light-independent reaction, ATP and CO2 is needed to make  _____.
    answer choices
    carbon dioxide
    sugar 
    ATP
    chlorophyll
  • Question 11
    30 seconds
    Q. How many membranes do chloroplast have?
    answer choices
    1
    2
    3
    4
  • Question 12
    30 seconds
    Q. Thylakoids are arranged in stacks called ____.
    answer choices
    Lamellae
    Stroma
    Granum
    Glucose
  • Question 13
    30 seconds
    Q. Grana are connected to each other by structures called _____.
    answer choices
    lamellae
    stroma
    thylakoid
    granum
  • Question 14
    30 seconds
    Q. The gel-like material that surrounds the grana is called ____
    answer choices
    lamellae
    granum
    thylakoid
    stroma
  • Question 15
    30 seconds
    Q. What is the green pigment that absorbs light called? 
    answer choices
    chloroplast
    photosystem
    chlorophyll
    photosynthesis
  • Question 16
    30 seconds
    Q. The main source of energy for all life comes from ____.
    answer choices
    the Earth
    the moon
    the sun
    the food we eat/make
  • Question 17
    30 seconds
    Q. 6CO2 + 6H20 + light energy    -> C6H12O6 + 6O2
    In this chemcial equation, the highlight red is called the ______. 
    answer choices
    product
    reactant
    yields
    production
  • Question 18
    30 seconds
    Q. 6CO2 + 6H20 + light energy    -> C6H12O6 + 6O2
    In this chemcial equation, the highlight red is called the ______. 
    answer choices
    product
    reactant
    yields
    production
  • Question 19
    30 seconds
    Q. The flat sac (disk) in a chloroplast where photosynthesis takes place
    answer choices
    chlorophyll
    pigment
    thylakoid
    Calvin cycle
  • Question 20
    30 seconds
    Q. The substance that absorbs some colors of light and reflects others:
    answer choices
    chlorophyll
    pigment
    thylakoid
    Calvin cycle
  • Question 21
    30 seconds
    Q. A green substance that absorbs light and aids in starting photosynthesis:
    answer choices
    chlorophyll
    pigment
    thylakoid
    Calvin cycle
  • Question 22
    30 seconds
    Q. The most common way for photosynthesizing to make carbohydrates from carbon dioxide:
    answer choices
    chlorophyll
    pigment
    thylakoid
    Calvin cycle
  • Question 23
    30 seconds
    Q. Which of these substances in thylakoids is essential for the light reaction of photosynthesis?
    answer choices
    carbon dioxide
    carbohydrates
    chlorophyll
    oxygen
  • Question 24
    30 seconds
    Q. Which must be present for the final stage of photosynthesis to occur?
    answer choices
    carbon dioxide
    chlorophyll
    carbohydrates
    oxygen
  • Question 25
    60 seconds
    Q. The rate of photosynthesis decreases as the
    answer choices
    oxygen concentration decreases
    carbon dioxide concentration decreases
    light intensity increases
    temperature becomes moderately warm
  • Question 26
    30 seconds
    Q. Which of these substances is an end product of photosynthesis?
    answer choices
    carbon dioxide
    chlorophyll
    carotenoids
    carbohydrates
  • Question 27
    120 seconds
    Q. During this process, chlorophyll absorbs energy from sunlight and water molecules are broken down. Energy is transferred to molecules (such as ATP) and oxygen is released as a waste product.
    answer choices
    light- dependent reaction
    light- independent reaction
    Calvin cycle
    Photosynthesis
  • Question 28
    120 seconds
    Q. During this process, energy from another reaction is used to build sugar molecules from carbon dioxide.
    answer choices
    light- dependent reaction
    light- independent reaction
    Calvin cycle
    photosynthesis
  • Question 29
    120 seconds
    Q. The chemical reaction of __________ uses carbon dioxide gas from the atmosphere and the energy carried by ATP and NADPH to make simple sugars.
    answer choices
    light- dependent reaction
    Krebs cycle
    Calvin cycle
    photosynthesis
  • Question 30
    120 seconds
    Q. During this process, chlorophyll absorbs energy from sunlight and water molecules are broken down. Energy is transferred to molecules (such as ATP) and oxygen is released as a waste product.
    answer choices
    light- dependent reaction
    light- independent reaction
    Calvin cycle
    Photosynthesis
  • Question 31
    120 seconds
    Q. During this process, chlorophyll absorbs energy from sunlight and water molecules are broken down. Energy is transferred to molecules (such as ATP) and oxygen is released as a waste product.
    answer choices
    light- dependent reaction
    light- independent reaction
    Calvin cycle
    Photosynthesis
  • Question 32
    30 seconds
    Q. Which of the following is not a factor that affects the rate of photosynthesis?
    answer choices
    light intensity
    carbon dioxide concentration
    temperature
    nitrogen concentration
  • Question 33
    30 seconds
    Q. If you are not an autotroph, then you 
    answer choices
    use energy from the sun
    can live without any form of energy
    obtain energy from inorganic molecules
    must eat other organisms to survive
  • Question 34
    30 seconds
    Q. Which of the following carry out photosynthesis
    answer choices
    elephants
    trees
    humans
    ducks
  • Question 35
    30 seconds
    Q. During this stage of photosynthesis (the first stage), light energy is absorbed by ______.
    answer choices
    chloroplast
    chlorophyll
    light-independent
    light-dependent
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