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AP Biology Unit 3B: Photosynthesis, Respiration & Cellular Energy — practice questions — page 3

Explore 87 free Unit 3B: Photosynthesis, Respiration & Cellular Energy questions in AP Biology Biology. Open each question or exercise to read its content, reference answers and available explanation.

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Unit 3B: Photosynthesis, Respiration & Cellular Energy questions and exercises with answers

Showing questions 61–87 of 87.

NEET · Bio · Photosynthesis · PhotorespirationRead the answer and worked solution →NEET · Bio · Photosynthesis · Tap PigmentsRead the answer and worked solution →NEET · Bio · Photosynthesis · ATP per CO₂ FixedRead the answer and worked solution →NEET · Bio · Photosynthesis · Photosynthesis Term — TypingRead the answer and worked solution →NEET · Bio · Photosynthesis · Two Light Reaction PathwaysRead the answer and worked solution →NEET · Bio · Photosynthesis · Calvin — Memory MatchRead the answer and worked solution →NEET · Biology · Light or Dark ReactionRead the answer and worked solution →NEET · Biology · Glycolysis — Gap FillRead the answer and worked solution →NEET · Biology · Photosynthesis — Path of ElectronsRead the answer and worked solution →NEET · Biology · Photosynthesis ↔ RespirationRead the answer and worked solution →Respiration in living cells primarily produces energy by breaking downRead the answer and worked solution →The energy currency of the cell isRead the answer and worked solution →Glycolysis takes place inside theRead the answer and worked solution →Krebs cycle takes place inside theRead the answer and worked solution →Aerobic respiration of one glucose molecule yields aboutRead the answer and worked solution →Anaerobic respiration in yeast producesRead the answer and worked solution →Anaerobic respiration in animal muscle during heavy exercise yieldsRead the answer and worked solution →Respiration differs from photosynthesis because respirationRead the answer and worked solution →Catabolic processes are those thatRead the answer and worked solution →The respiratory equation in plants isRead the answer and worked solution →Why is respiration in plants not the same as burning?Read the answer and worked solution →Gaseous exchange in plant leaves occurs mainly throughRead the answer and worked solution →In woody stems gaseous exchange takes place throughRead the answer and worked solution →Which experiment shows that CO2 is released during respiration?Read the answer and worked solution →During germination seeds respire actively. The dry matter of the seedling at firstRead the answer and worked solution →Which part of plants respires most actively?Read the answer and worked solution →Which substance is the final electron acceptor in aerobic respiration?Read the answer and worked solution →

Worked practice questions

NEET · Bio · Photosynthesis · Photorespiration

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Items
  1. Item
    Common in C3 plants in hot, dry days
    Answer
    left
  2. Item
    Generates net ATP
    Answer
    right
  3. Item
    Involves chloroplast, peroxisome, mitochondrion
    Answer
    left
  4. Item
    Fixes additional CO₂
    Answer
    right
  5. Item
    Releases CO₂ without ATP gain
    Answer
    left
  6. Item
    Beneficial under high-O₂ stress
    Answer
    right
Categories
Left
True statement
Right
False statement
Instructions
Sort each statement on photorespiration.

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NEET · Bio · Photosynthesis · Tap Pigments

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Other terms
  1. Melanin
  2. Haemoglobin
  3. Cytochrome
  4. Auxin
  5. Insulin
Matching terms
  1. Chlorophyll a
  2. Chlorophyll b
  3. Carotene
  4. Xanthophyll
  5. Phycoerythrin
  6. Phycocyanin
Instructions
Pop only photosynthetic pigments.

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NEET · Bio · Photosynthesis · ATP per CO₂ Fixed

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Matching pairs
  1. Left
    C3 plant
    Right
    3 ATP + 2 NADPH per CO₂
  2. Left
    C4 plant
    Right
    5 ATP + 2 NADPH per CO₂
  3. Left
    Cyclic phosphorylation
    Right
    ATP only (no NADPH)
Instructions
Match each pathway to its ATP requirement.

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