Photosynthesis in Higher plants Class 11 questions and answers

Photosynthesis in Higher plants Class 11 questions focuses on the anatomy of the photosynthetic hardware and the different responses that change light energy into chemical energy. Let us discuss about some important Photosynthesis in Higher Plants MCQs and Answers.

Photosynthesis in Higher plants Class 11 questions and answers pdf Download

1 Respiration and photosynthesis both require
(A) Green cells
(B) Sunlights
(C) Cytochromes
(D) Organic fuel

Answer: Cytochromes
2 Photosynthetically active radiation (PAR) represents which of the following range of wavelength?
(A) 340-450 nm
(B) 400-700 nm
(C) 450-950 nm
(D) 500-600 nm

Answer:400-700 nm
3 In plants during the process of photosynthesis
(A) CO2 is taken in
(B) O2 is taken in
(C) CO2 is taken out
(D) O2 is taken in and CO2 is given out

Answer: CO2 is taken in
4 Which range of wavelength (in nm) is called photosynthetically active radiation (PAR)?
(A) 400-700
(B) 760-10,000
(C) 100-390
(D) 390-430

Answer: 400-700
5 Which one of the following statements about cytochrome P-450 is wrong?
(A) It is a colored cell
(B) It is an enzyme involved in oxidation reaction
(C) It has an important role in metabolism
(D) It contains iron

Answer: It is a colored cell
6 Discovery of Emerson effect has already shown the existence of :
(A) Two distinct photosystems
(B) Light and dark reactions of photosynthesis
(C) Photophosphorylation
(D) Photorespiration

Answer:Two distinct photosystems
7 The concentration of CO2 in the atmosphere is approximately
(A) 0.003%
(B) 0.03%
(C) 0.30%
(D) 3.00%

Answer: 0.03%
8 What is common between chloroplasts, chromoplasts and leucoplasts?
(A) Storage of starch, proteins and lipids
(B) Possession of thylakoids and grana
(C) Presence of pigments
(D) Ability to multiply by a fission-like process

Answer:Ability to multiply by a fission-like process
9 During ATP synthesis electron pass through
(A) Water
(B) Cytochromes
(C) O2
(D) CO2

Answer:Cytochromes
10 Greatest producers of organic matter are
(A) Crop plants
(B) Forests
(C) Plants of the land area
(D) Phytoplankton of oceans

Answer: Phytoplankton of oceans

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Class 11 Biology Questions and AnswersClass 12 Biology Questions and Answers
Chapter 1: The Living WorldChapter 1: Reproduction in Organisms
Chapter 2: Biological ClassificationChapter 2: Sexual Reproduction in Flowering Plants
Chapter 3: Plant KingdomChapter 3: Human Reproduction
Chapter 4: Animal KingdomChapter 4: Reproductive Health
Chapter 5: Morphology of Flowering PlantsChapter 5: Principles of Inheritance and Variation
Chapter 6: Anatomy of Flowering PlantsChapter 6: Molecular Basis of Inheritance
Chapter 7: Structural Organisation in AnimalsChapter 7: Evolution
Chapter 8: Cell The Unit of LifeChapter 8: Human Health and Disease
Chapter 9: BiomoleculesChapter 9: Strategies for Enhancement in Food Production
Chapter 10: Cell Cycle and Cell DivisionChapter 10: Microbes in Human Welfare
Chapter 11: Transport in PlantsChapter 11: Biotechnology:Principles And Processes
Chapter 12: Mineral NutritionChapter 12: Biotechnology and its Applications
Chapter 13: Photosynthesis in Higher PlantsChapter 13: Organisms and Populations
Chapter 14: Respiration in PlantsChapter 14: Ecosystem
Chapter 15: Plant Growth and DevelopmentChapter 15: Biodiversity and Conservation
Chapter 16: Digestion and AbsorptionChapter 16: Environmental Issues
Chapter 17: Breathing and Exchange of Gases 
Chapter 18: Body Fluids and Circulation 
Chapter 19: Excretory Products and their Elimination 
Chapter 20: Locomotion and Movement 
Chapter 21: Neural Control and Coordination 
Chapter 22: Chemical Coordination and Integration 

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