Sail E0 Webinar

MCQs

Total Questions : 72 | Page 2 of 8 pages
Question 11. Where is the malate stored in CAM plants?
  1.    Chloroplast
  2.    Mitochondria
  3.    Vacuoles
  4.    Endoplasmic reticulum
 Discuss Question
Answer: Option C. -> Vacuoles
Answer: (c).Vacuoles
Question 12. How many aquatic plant genera can undergo CAM photosynthesis?
  1.    4
  2.    5
  3.    6
  4.    7
 Discuss Question
Answer: Option A. -> 4
Answer: (a).4
Question 13. The CAM plants undergo daytime acidification and nighttime deacidification.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 14. Which enzyme is used in converting bicarbonate ion to oxaloacetate?
  1.    Phosphoenolpyruvate reductase
  2.    Phosphoenolpyruvate hydrogenase
  3.    Phosphoenolpyruvate carboxylase
  4.    Phosphoenolpyruvate dehydrogenase
 Discuss Question
Answer: Option C. -> Phosphoenolpyruvate carboxylase
Answer: (c).Phosphoenolpyruvate carboxylase
Question 15. Which enzyme is used to convert oxaloacetate to malate?
  1.    Malate dehydrogenase
  2.    Malate hydrolase
  3.    Malate carboxylase
  4.    Malate dehydratase
 Discuss Question
Answer: Option A. -> Malate dehydrogenase
Answer: (a).Malate dehydrogenase
Question 16. Which of the following type of spectrum is a plot of efficiency of different types of wavelengths in bringing about the photosynthesis?
  1.    absorption spectrum
  2.    action spectrum
  3.    efficiency spectrum
  4.    reflection spectrum
 Discuss Question
Answer: Option B. -> action spectrum
Answer: (b).action spectrum
Question 17. Which of the following contains a linear system of conjugated double bonds?
  1.    β-carotene
  2.    chlorophyll
  3.    chloroplast
  4.    thylakoid
 Discuss Question
Answer: Option A. -> β-carotene
Answer: (a).β-carotene
Question 18. Who first discovered chloroplast?
  1.    J Rhodin
  2.    Robert Porter
  3.    Camillo Golgi
  4.    Konstantin Mereschkowski
 Discuss Question
Answer: Option D. -> Konstantin Mereschkowski
Answer: (d).Konstantin Mereschkowski
Question 19. The mass of chloroplast DNA is __________
  1.    10 – 15 million daltons
  2.    50 – 100 million daltons
  3.    80 – 130 million daltons
  4.    25 – 125 million daltons
 Discuss Question
Answer: Option C. -> 80 – 130 million daltons
Answer: (c).80 – 130 million daltons
Question 20. What is the diameter of a chloroplast?
  1.    1 – 2 micrometer
  2.    2 – 4 micrometer
  3.    4 – 6 micrometer
  4.    6 – 10 micrometer
 Discuss Question
Answer: Option C. -> 4 – 6 micrometer
Answer: (c).4 – 6 micrometer

Latest Videos

Latest Test Papers