C4 Pathways MCQ

Test your knowledge with important C4 Pathways MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more C4 Pathways MCQs at Bissoy

• In which of these cells does the Calvin pathway occur in C4 plants?
  ক

  Mesophyll cells

  খ

  Bundle sheath cells

  গ

  Epidermal cells

  ঘ

  Sieve cells
• In which of these cells does the Calvin pathway occur in C3 plants?
  ক

  Mesophyll cells

  খ

  Bundle sheath cells

  গ

  Epidermal cells

  ঘ

  Sieve cells
• Which of these is common to C3 and C4 plants?
  ক

  OAA

  খ

  PGA

  গ

  Calvin cycle

  ঘ

  Photorespiration
• Which enzyme is a major component of the bundle sheath cells?
  ক

  PEPcase

  খ

  PEP

  গ

  RuBisCO

  ঘ

  PEP carboxylase
• Which of these is not a 4-carbon compound?
  ক

  Aspartic acid

  খ

  OAA

  গ

  Malic acid

  ঘ

  PGA
• Plants adapted to dry tropical regions use the C4 pathway. True or false?
  ক

  True

  খ

  False
• Which of these is the C4 acid?
  ক

  PEP

  খ

  PGA

  গ

  OAA

  ঘ

  RuBisCO
• Which of these are not present in mesophyll cells?
  ক

  OAA

  খ

  PEP carboxylase

  গ

  PEPcase

  ঘ

  RuBisCO
• Which of these is the primary carbon dioxide acceptor in the Hatch and Slack pathway?
  ক

  PEP

  খ

  PGA

  গ

  OAA

  ঘ

  PEPcase
• Which of these features cannot help us differentiate between C3 and C4 plants?
  ক

  Presence of Kranz anatomy

  খ

  Presence of photorespiration

  গ

  Presence of chloroplasts

  ঘ

  Presence of bundle sheath
• Which of these is a C4 plant?
  ক

  Wheat

  খ

  Maize

  গ

  Rice

  ঘ

  Cotton
• Which of the following is false regarding the bundle sheaths of plants showing Kranz anatomy?
  ক

  They lack chloroplasts

  খ

  They are layered around the vascular bundles

  গ

  They have thick walls

  ঘ

  They lack intercellular spaces
• What is the arrangement of cells in plants showing Kranz anatomy?
  ক

  Tapered

  খ

  Irregular

  গ

  Wreath

  ঘ

  Triangular
• What is the special leaf anatomy in C4 plants known as?
  ক

  Mesophyll anatomy

  খ

  Vascular anatomy

  গ

  Kranz anatomy

  ঘ

  Calvin anatomy
• Which of these is not a characteristic of C4 plants?
  ক

  Toleration of higher temperatures

  খ

  Response to high light intensities

  গ

  Greater productivity of biomass

  ঘ

  Photorespiration