1.

    A wastage process is

    A

    Respiration

    B

    Photosynthesis

    C

    Photorespiration

    D

    Movement

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Photorespiration, Plant Metabolism

    Related Questions

    1.

    RuBisCo's oxygenase activity leads to the formation of 2-phosphoglycolate, a __-carbon compound.

    A

    Two

    B

    Three

    C

    Four

    D

    Five

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    PYQ YEAR: 2020
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Photorespiration, Photosynthesis, RuBisCo

    2.

    In photorespiration, what is the role of peroxisome?

    A

    Helps in oxidation of glyocolate

    B

    Helps in oxygenation of glycolate

    C

    Helps in synthesis of PGA

    D

    Helps in reduction of glyoxylate

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :photorespiration, peroxisome, glycolate, oxidation

    3.

    Which of the following is the first compound that accepts carbon dioxide during dark phase of photosynthesis?

    A

    NADP

    B

    RuBP

    C

    Ferredoxin

    D

    Cytochrome

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Easy
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :photosynthesis, carbon fixation, RuBP

    4.

    Which of the following statements regarding C4−{C_4} - plants is false?

    A

    They lack RuBisCo

    B

    They lack Kranz anatomy

    C

    They fix CO2 into a 4-carbon compound

    D

    They have a higher temperature optimum for photosynthesis

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Analyzing
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :C4 Photosynthesis, Carbon Fixation, Plant Anatomy, Enzyme Function

    5.

    Synthesis of food in C4−{C_4} - pathway occurs in chlorophyll of

    A

    Guard cells

    B

    Bundle sheath cells

    C

    Spongy mesophyll cells

    D

    Palisade cells

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :C4 photosynthesis, plant anatomy, chlorophyll

    6.

    RuBisCo is found in

    A

    Cytoplasm

    B

    Nucleus

    C

    Mitochondria

    D

    Chloroplast

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Cellular Biology, Enzymes, Photosynthesis

    7.

    Find out the reason that creates an important difference between C3−{C_3} - and C4−{C_4} - plant

    A

    Photorespiration

    B

    Calvin cycle

    C

    Glycolysis

    D

    Pressure of cuticle

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :C3 plants, C4 plants, Photorespiration, Photosynthesis

    8.

    Chloroplast dimorphism is a characteristic feature of

    A

    Plants with Calvin cycle

    B

    C4−{C_4} - plants

    C

    All plants

    D

    Only in algae

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Chloroplast dimorphism, C4 plants, Photosynthesis

    9.

    RuBisCo performs oxygenase activity at

    A

    Low CO2C{O_2} concentration

    B

    High CO2C{O_2} concentration

    C

    High H2O{H_2}O concentration

    D

    Low H2O{H_2}O concentration

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :RuBisCo, photorespiration, carbon dioxide concentration

    10.

    Main biosynthetic pathway for Co2C{o_2} fixation in C4−{C_4} - plant is

    A

    C4{C_4} pathway

    B

    C3−{C_3} - pathway

    C

    C2{C_2} pathway

    D

    Both (a) and (b)

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Photosynthesis, C4 pathway, C3 pathway, Carbon fixation

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