Explore topic-wise MCQs in Life Sciences.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Life Sciences knowledge and support exam preparation. Choose a topic below to get started.

1.

Mark the correct equation for Respiratory quotient?

A. RQ = O<sub>2</sub> produced/Co<sub>2</sub> consumed
B. RQ = Co<sub>2</sub> produced/ O<sub>2</sub> consumed
C. RQ = H<sub>2</sub>O produced/ Co<sub>2</sub> consumed
D. RQ = H<sub>2</sub>O produced/ O<sub>2</sub> consumed
Answer» C. RQ = H<sub>2</sub>O produced/ Co<sub>2</sub> consumed
Discussion
2.

What is the Warburg effect?

A. Shows increased glycolysis in Cancer cell
B. Disease caused by pesticide
C. Blockage of ATP synthesis
D. Inhibitor of glycolysis
Answer» B. Disease caused by pesticide
Discussion
3.

Which of the following is CORRECT for the Pasteur Effect?

A. Utilization of glucose for fermentation
B. Increased glucose consumption by yeast in anaerobic condition
C. Fermentation favors aerobic condition more than anaerobic
D. Increased consumption of glucose by yeast in aerobic condition
Answer» C. Fermentation favors aerobic condition more than anaerobic
Discussion
4.

What is Respirasome?

A. The supramolecular complex of complex I, II, and III
B. Respiratory center of the body
C. Complex III and IV of the electron transport chain
D. The intermediate complex formed during oxidative phosphorylation
Answer» B. Respiratory center of the body
Discussion