NEET Botany Photosynthesis in Higher Plants MCQs

    Prepare for NEET Biology Photosynthesis in Higher Plants with MCQs & PYQs on NEET.GUIDE. Get free practice, previous year questions, and expert guidance to grasp light and dark reactions.

    NEET Questions / Botany / Photosynthesis in Higher Plants

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    Photorespiration And C4-Cycle
    Light Phase
    Dark Phase
    Factors Affect Photosynthesis
    Introduction
    41.

    How many molecules of glycine is required to release one CO2C{O_2} molecule in photorespiration?

    A

    One

    B

    Two

    C

    Three

    D

    Four

    Question Tags

    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :photorespiration, glycine decarboxylation, carbon dioxide release
    42.

    Conditions helpful in photorespiration are

    A

    More oxygen and less carbon dioxide

    B

    Less oxygen and more carbon dioxide

    C

    More temperature and less oxygen

    D

    More humidity and less temperature

    Question Tags

    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :photorespiration, oxygen concentration, carbon dioxide concentration
    43.

    Photorespiration is also called

    I. Glycolate pathway

    II. C3−{C_3} - cycle

    III. Oxidative photosynthetic carbon cycle

    Select the correct option

    A

    I and II

    B

    II and III

    C

    III and I

    D

    I, II and III

    Question Tags

    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :photorespiration, glycolate pathway, C3 cycle, oxidative photosynthetic carbon cycle
    44.

    Photorespiration is also called

    I. Glycolate pathway

    II. C3−{C_3} - cycle

    III. Oxidative photosynthetic carbon cycle

    Select the correct option

    A

    I and II

    B

    II and III

    C

    III and I

    D

    I, II and III

    Question Tags

    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Photorespiration, Glycolate pathway, C3 cycle, Oxidative photosynthetic carbon cycle
    45.

    Organelles involved in photorespiration is/are

    I. chloroplast

    II. peroxisomes

    III. mitochondria

    Choose the correct option

    A

    I and II

    B

    II and III

    C

    III and I

    D

    I, II and III

    Question Tags

    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :photorespiration, chloroplast, peroxisomes, mitochondria
    46.

    C4−{C_4} - plant minimises the photorespiration because C4−{C_4} - plants

    A

    Use PEPcase to initiate CO2C{O_2} fixation

    B

    Do not carry out the Calvin cycle in low CO2C{O_2} level

    C

    Exclude Calvin cycle

    D

    Show photorespiration

    Question Tags

    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :C4 photosynthesis, Photorespiration, PEP carboxylase, Carbon fixation
    47.

    Which of the following cell organelles is associated with photorespiration?

    A

    Mitochondria

    B

    Peroxisome

    C

    Chloroplast

    D

    All of these

    Question Tags

    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Photorespiration, Cell Organelles, Mitochondria, Peroxisome, Chloroplast
    48.

    I. Lysosome II. Chloroplast

    III. Peroxisome IV. Mitochondria

    Which of the following organelles is/are not related to photorespiration?

    Choose the correct option

    A

    Only I

    B

    I, IV and II

    C

    I, III and IV

    D

    Only IV

    Question Tags

    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :photorespiration, organelles, lysosome, chloroplast, peroxisome, mitochondria
    49.

    PEPcase has an advantage over RuBisCo. The advantage is

    A

    RuBisCo combines with O2{O_2}but PEPcase do not

    B

    RuBisCo combines with NO2{O_2} but PEPcase do not

    C

    RuBisCo conserve energy but PEPcase do not

    D

    PEPcase is present in both mesophyll cells and bundle sheath cells but RuBisCo is not

    Question Tags

    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Photosynthesis, RuBisCo, PEPcase, Photorespiration, Carbon fixation
    50.

    RuBP+O2→XPGA+RuBP + {O_2}\xrightarrow{X}PGA +  Phosphoglycolate.Identify x in the given equation and choose the correct option

    A

    RuBP carboxylase

    B

    RuBP oxygenase

    C

    RuBisCo

    D

    PEP-carboxylase

    Question Tags

    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Photosynthesis, Photorespiration, RuBisCO, RuBP oxygenase, Carbon Fixation

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