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This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Biochemistry knowledge and support exam preparation. Choose a topic below to get started.
1. |
Which is an example of electromagnetic to electrical energy conversion that occurs in living organisms? |
A. | ATP-driven muscle contraction |
B. | ATP-dependent photon emission in fireflies |
C. | light-induced electron flow in chloroplasts |
D. | ATP-driven active transport across a membrane |
Answer» D. ATP-driven active transport across a membrane | |
2. |
Which is an example of chemical to mechanical energy conversion that occurs in living organisms? |
A. | ATP-driven muscle contraction |
B. | ATP-dependent photon emission in fireflies |
C. | light-induced electron flow in chloroplasts |
D. | ATP-driven active transport across a membrane |
Answer» B. ATP-dependent photon emission in fireflies | |
3. |
Which is an example of chemical to electromagnetic energy conversion that occurs in living organisms? |
A. | ATP-driven muscle contraction |
B. | ATP-dependent photon emission in fireflies |
C. | light-induced electron flow in chloroplasts |
D. | ATP-driven active transport across a membrane |
Answer» C. light-induced electron flow in chloroplasts | |
4. |
Which is an example of chemical to osmotic energy conversion that occurs in living organisms? |
A. | ATP-driven muscle contraction |
B. | ATP-dependent photon emission in fireflies |
C. | light-induced electron flow in chloroplasts |
D. | ATP-driven active transport across a membrane |
Answer» E. | |
5. |
The phosphate groups used during glycolysis are ____________ |
A. | Organic |
B. | Inorganic |
C. | Neutral |
D. | None |
Answer» C. Neutral | |
6. |
Water does a nucleophilic attack on phosphate monoester by producing ____________ |
A. | Phosphorous chloride |
B. | Phosphorous sulfide |
C. | Inorganic phosphate |
D. | Organic phosphate |
Answer» D. Organic phosphate | |
7. |
Phosphoryl groups are derivatives of ____________ |
A. | Phosphorous acid |
B. | Phosphoric acid |
C. | Acetic acid |
D. | Citric acid |
Answer» C. Acetic acid | |
8. |
An exergonic reaction ____________ |
A. | Proceeds spontaneously |
B. | Does not require activation energy |
C. | Releases energy |
D. | Requires energy |
Answer» D. Requires energy | |
9. |
An endergonic reaction ____________ |
A. | Proceeds spontaneously |
B. | Does not require activation energy |
C. | Releases energy |
D. | Requires energy |
Answer» E. | |
10. |
Anabolism and catabolism are chemically linked in the form of __________ |
A. | ADP |
B. | ATP |
C. | Phosphodiester linkage |
D. | ASP |
Answer» C. Phosphodiester linkage | |