201. The level of ATP will:
Answer: B. increase because it is not used in the Calvin cycle
Biology Class 11 Unit 4: Bioenergetics MCQs
222 multiple choice questions with the correct answer for each. Tap an option to check yourself, or switch on "Show all answers". This is page 5 of 5.
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202. The first stable compound to carry the labelled carbon-14 in the Calvin cycle is:
Answer: B. PGA
203. Muscle pain is due to:
Answer: B. lactic acid
204. Dough rises because yeast releases:
Answer: C. carbon dioxide during alcoholic fermentation
205. Both processes begin with:
Answer: B. glycolysis
206. The net ATP produced in both processes is:
Answer: C. 2
207. The investment phase uses how many ATP?
Answer: B. 2
208. Substrate level phosphorylation in glycolysis occurs when 1,3-bisphosphoglycerate becomes 3-phosphoglycerate and when:
Answer: B. PEP becomes pyruvate
209. The enzyme that splits the six-carbon sugar is:
Answer: B. aldolase
210. The coenzyme reduced in glycolysis is:
Answer: B. NAD plus
211. The plant less affected by photorespiration is:
Answer: B. maize
212. In maize the CO2 concentration is raised in the:
Answer: B. bundle sheath cells
213. Wheat suffers loss of carbon because RuBisCO binds:
Answer: B. O2 when CO2 is low
214. The first stable product in maize is a:
Answer: C. 4-carbon compound
215. The final electron acceptor is:
Answer: B. oxygen
216. The proton gradient accumulates in the:
Answer: B. intermembrane space
217. The ATP synthase makes ATP when protons flow through:
Answer: B. the Fo channel to the matrix side
218. The total ATP yield per glucose in this eukaryotic cell is:
Answer: C. 36
219. Glycerol from fat enters respiration as:
Answer: B. G3P
220. Fatty acids enter the Krebs cycle as:
Answer: C. acetyl CoA
221. Protein breakdown in liver involves removal of amino group by:
Answer: B. deamination
222. The toxic ammonia from this is converted in the:
Answer: B. urea cycle into urea
About Biology Class 11 Unit 4 MCQs (Federal Board)
These 222 Biology MCQs cover Class 11 Unit 4: Bioenergetics of the Federal Board (FBISE) HSSC-I (1st Year / Class 11) syllabus. They are SLO-based MCQs as per the new pattern for FBISE exams. Each question has four options and the correct answer is shown, so you can practise for the annual examination and find the topics you still need to revise. The questions are split over 5 pages of 50. Use the Print button to save this chapter as a PDF.