Skip to content
  • Chemistry MCQs
  • Computer MCQs
  • English MCQs
  • General Knowledge MCQs
  • General Science MCQs
  • Islamiyat MCQs
  • Mathematics MCQs
  • Physics MCQs
TestMCQs.org
  • Home
  • Subjects
  • Dynamic Quiz
  • Jobs
  • Blog
  • About Us
  • Contact Us

Home > Biology > Biochemistry

Which molecule is central to the Calvin cycle in photosynthesis?

A. Pyruvate
B. Glucose
C. RuBP
D. ATP

Answer: RuBP


Additional Information: RuBP (ribulose bisphosphate) is a five-carbon molecule that reacts with carbon dioxide in the Calvin cycle.


Subjects: Biochemistry, Biology

Related MCQs

  • What is the purpose of the electron transport chain?
  • Which of the following is an electron carrier molecule in cellular respiration?
  • Which type of bond is formed between two amino acids in a protein?
  • What is the function of tRNA during translation?
  • In which organelle does the Calvin cycle take place?
  • Which of the following is true regarding the structure of proteins?
  • Which enzyme breaks down starch into maltose?
  • Which of the following processes requires oxygen to produce ATP?
  • Which of the following is true about glycolysis?
  • Which of the following is the final product of glycolysis?
  • What is the main function of the large intestine?
  • Which of the following enzymes is responsible for unwinding the DNA double helix during replication?
  • Which of the following is a byproduct of fermentation in yeast?
  • Which of the following molecules carries genetic information?
  • Which of the following is a monosaccharide?

MCQs Menu

  • Biology MCQs
  • Chemistry MCQs
  • Computer MCQs
  • English MCQs
  • General Knowledge MCQs
  • General Science MCQs
  • Geography MCQs
  • Islamiyat MCQs
  • Mathematics MCQs
  • Physics MCQs

Engineering MCQs

  • Civil MCQs
  • Electrical MCQs
  • Mechanical MCQs
  • Privacy Policy
  • Terms & Conditions
  • Disclaimer
  • Sitemap
© 2025 TestMCQs.org • Built with GeneratePress