MCQs for Biology Class 11 with Answers Chapter 13 Photosynthesis in Higher Plants
Students of class 11 Biology should refer to MCQ Questions Class 11 Biology Photosynthesis in Higher Plants with answers provided here which is an important chapter in Class 11 Biology NCERT textbook. These MCQ for Class 11 Biology with Answers have been prepared based on the latest CBSE and NCERT syllabus and examination guidelines for Class 11 Biology. The following MCQs can help you to practice and get better marks in the upcoming class 11 Biology examination
Chapter 13 Photosynthesis in Higher Plants MCQ with Answers Class 11 Biology
MCQ Questions Class 11 Biology Photosynthesis in Higher Plants provided below have been prepared by expert teachers of grade 11. These objective questions with solutions are expected to come in the upcoming Standard 11 examinations. Learn the below provided MCQ questions to get better marks in examinations.
Question. In C4 plants there is no photorespiration, because :
(a) The have large number of chloroplast
(b) Increased CO2 concentration at RuBisCO site
(c) Concentric arrangement of mesophyll cells
(d) Greater affinity of RuBisCO for CO2
Answer
B
Question. Which of the following conclusions regarding photosynthesis was proved by using radioisotopic techniques ?
(a) Light is essential
(b) O2 comes from H2O and not from CO2
(c) Glucose is stored as starch
(d) Exchange of gases with environment
Answer
B
Question. Classification of biosynthetic phase of dark reaction as C3 & C4 is primarily based on.
(a) Initial CO2 fixation
(b) Final CO2 assimilation
(c) First CO2 receptor
(d) Number of ATP get consumed
Answer
A
Question. Electrons from which of follwing reduces NADP+ to NADPH+ H+ during Z-scheme of photosynthesis?
(a) Photosystem-I
(b) Water
(c) Carbon dioxide
(d) Photosystem-II
Answer
A
Question. Increase in CO2 concentration upto ………. percent can cause an increase in CO2 fixation rate, beyond this the level can become damaging over long periods.
(a) 0.03 percent
(b) 0.04 percent
(c) 0.045 percent
(d) 0.05 percent
Answer
D
Question. Which of the following is not always required for chemiosmosis ?
(a) Membrane
(b) Proton pump
(c) OEC
(d) ATPase
Answer
C