Plant Structure Objective Questions and Answers

8. Mitochondria can be expected most numerous in

9. Why do some redox reactions in cells result in the transfer of electrons from a reductant with a higher standard redox potential to an oxidant with a lower standard redox potential?

A. Redox potentials are defined under standard conditions, and cellular conditions are typically not standard conditions

B. The rules governing oxidation and reduction apply only in vitro, and not in vivo

C. Electrons always go from reductants with high redox potentials to oxidants with low redox potentials

D. None of the above

Discussion

10. Lysosomes are associated with

11. Which cell type is likely to have the most mitochondria?

A. Fast-twitch muscle

B. Slow-twitch muscle

C. Liver cells

D. Adipose cells

Discussion

12. Tonoplast is a membrane around

13. A cell without cell wall is called

14. Chemical energy is supplied to eukaryotic cells by

A. chloroplasts and golgi complexes

B. mitochondria and ribosomes

C. mitochondria only

D. mitochondria and chloroplasts

Discussion

Plant Structure MCQs