Biotechnology - Plant Structure

Exercise :: Plant Structure - Section 1

  • Plant Structure - Section 1
16. 

"The universe tends towards maximum disorder" is stated by

A. first law of thermodynamics
B. second law of thermodynamics
C. third law of thermodynamics
D. none of the above

Answer: Option B

Explanation:

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17. 

Water content of active protoplasm is

A. 10%
B. 40%
C. 70%
D. 90%

Answer: Option D

Explanation:

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18. 

Which of the following is not an electron carrier class in the electron transport chain?

A. Flavoproteins
B. Cytochromes
C. Iron - sulfur proteins
D. Cytochrome c oxidase

Answer: Option D

Explanation:

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19. 

What is the source of free energy (ΔG) for moving protons out of mitochondria against their concentration and electrical gradients?

A. Glycolysis
B. Creatine phosphate
C. The redox reactions of electron transport
D. ATP

Answer: Option C

Explanation:

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20. 

The cellular organelle associated with photosynthesis is the

A. golgi complex
B. mitochondrion
C. lysosome
D. chloroplast

Answer: Option D

Explanation:

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