1.

    If a plant is exposed to 14CO2^{14}CO_2 in the dark and then transferred to light, the 14C^{14}C label will appear first in which of the following carbohydrates?

    A

    Starch

    B

    Sucrose

    C

    Triose phosphates (glyceraldehyde-3-phosphate and dihydroxyacetone phosphate)

    D

    Fructose-1,6-bisphosphate

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Application
    🎯Difficulty :Hard
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Calvin Cycle, Carbon Fixation, Carbohydrate Synthesis

    Related Questions

    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 Physiology, Biochemistry

    2.

    The type of compounds not formed in C3{C_3} plants is?

    A

    2C Compound

    B

    5C Compound

    C

    3C Compound

    D

    4C Compound

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

    3.

    I. Initial CO2C{O_2} acceptor

    II. Extent of photorespiration

    III. Enzyme catalysing reaction that fixes CO2C{O_2}

    IV. Presence of Calvin cycle

    V. Leaf anatomy

    Which one does not differ in a C3{C_3} and C4−{C_4} - plants?

    A

    I and V

    B

    Only IV

    C

    II and III

    D

    Only II

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Understanding
    🎯Difficulty :Easy
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Photosynthesis, C3 cycle, C4 cycle, CO2 fixation

    4.

    Hexose monophosphate pathway takes place in

    A

    Endoplasmic reticulum

    B

    Cristae

    C

    Cytoplasm

    D

    Mitochondrial matrix

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

    5.

    In C4−{C_4} - plants, the bundle sheath cells

    A

    Have cells density of chloroplast

    B

    Are rich in PEPcase

    C

    Have large number of Rubisco

    D

    Are large sized having transferase

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :C4 photosynthesis, bundle sheath cells, Rubisco, PEPcase

    6.

    The enzymatic reactions incorporate CO2C{O_2} into the plants leading to the synthesis of sugar in

    A

    Stroma

    B

    Stroma lamella

    C

    Grana

    D

    Both (a) and (b)

    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, chloroplast structure

    7.

    The special structure present in C4−{C_4} - plants in

    A

    Thin cuticle

    B

    Multi-layered epidermis

    C

    Kranz type body

    D

    One-layered epidermis

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

    8.

    Choose the correct statement.

    A

    The area of a circle is proportional to the square of its circumference.

    B

    The area of a circle is proportional to its circumference.

    C

    The circumference of a circle is proportional to the square root of its area.

    D

    The circumference of a circle is proportional to the square of its area.

    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, RuBisCO, PEP carboxylase, RuBP, PGA, Phosphoglycolate, Mesophyll cells, Bundle sheath cells

    9.

    Photorespiration in C3−{C_3} - plants starts from

    A

    Phosphoglycerate

    B

    Phosphoglycolate

    C

    Glycerate

    D

    Glycine

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Photosynthesis in Higher Plants
    🎯Topic:Dark Phase
    🎓 Ncert Level:Remembering
    🎯Difficulty :Medium
    ⚡ Time Required :1 mins
    🔄Ncert Concepts :Photorespiration, C3 plants, Calvin cycle

    10.

    ………….. Is a CAM plant.

    A

    Maize

    B

    Pineapple

    C

    Onion

    D

    Pea

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

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