Description : Assertion :In `C_(4)` plants, the chloroplasts of bundle sheath cells are granal. Reason: PS II is mostly found in the appressed part of granum.
Last Answer : Assertion :In `C_(4)` plants, the chloroplasts of bundle sheath cells are granal. Reason: PS II ... false. D. If both Assertion and Reason are false.
Description : In `C_(4)` plants , mesophyll cells and bundle sheath cells are specialized to perform, respectively,
Last Answer : In `C_(4)` plants , mesophyll cells and bundle sheath cells are specialized to ... and photorespiration D. Photorespiration and dark reaction
Description : Photosynthesis in C4 plants is relatively less limited by atmospheric CO2 levels because (a) effective pumping of CO2 into bundle sheath cells (b) RuBisCO in C4 plants has higher affinity for CO2 (c ... d) the primary fixation of CO2 is mediated via PEP carboxylase. (2005) 65. In sugarcane plant
Last Answer : (d) the primary fixation of CO2 is mediated via PEP carboxylase.
Description : In the leaves of C4 plants, malic acid formation during CO2 fixation occurs in the cells of (a) bundle sheath (b) phloem (c) epidermis (d) mesophyll.
Last Answer : (d) mesophyll.
Description : In leaves of C4 plants, malic acid synthesis during CO2 fixation occurs in (a) bundle sheath (b) guard cells (c) epidermal cells (d) mesophyll cells
Last Answer : (d) mesophyll cells.
Description : When in plant leaves, chloroplast containing bundle sheath cells surrounds vascular bundles in several layers that anatomy is known as
Last Answer : When in plant leaves, chloroplast containing bundle sheath cells surrounds vascular bundles in several layers that anatomy is known as
Description : The CO2 fixation during C4 pathway occurs in the chloroplast of (a) guard cells (b) bundle sheath cells (c) mesophyll cells (d) spongy parenchyma.
Last Answer : (c) mesophyll cells
Description : In kranz anatomy, the bundle sheath cells have (a) thin walls, many intercellular spaces and no chloroplasts (b) thick walls, no intercellular spaces and large number of chloroplasts ... intercellular spaces and several chloroplasts (d) thick walls, many intercellular spaces and few chloroplasts
Last Answer : (b) thick walls, no intercellular spaces and large number of chloroplasts
Description : Bundle sheath cells (a) are rich in PEP carboxylase (b) lack RuBisCO (c) lack both RuBisCO and PEP carboxylase (d) are rich in RuBisCO.
Last Answer : d) are rich in RuBisCO.
Description : In C4 plants, Calvin cycle operates in (a) stroma of bundle sheath chloroplasts (b) grana of bundle sheath chloroplasts (c) grana of mesophyll chloroplasts (d) stroma of mesophyll chloroplasts.
Last Answer : (a) stroma of bundle sheath chloroplasts
Description : Study the pathway given below. Atmospheric CO2 mesophyll cell Bundle sheath cell Plasma- desmata Plasma membrane Cell wall HCO Phosphoenol- 3 - pyruvate Cell wall C acid ... b) Fixation Transamination Regeneration (c) Fixation Decarboxylation Regeneration (d) Carboxylation Decarboxylation Reduction
Last Answer : (c) Fixation Decarboxylation Regeneration
Description : The transverse section of a plant shows following anatomical features : (i) Large number of scattered vascular bundles surrounded by bundle sheath (ii) Large conspicuous parenchymatous ground ... (a) Monocotyledonous stem (b) Monocotyledonous root (c) Dicotyledonous stem (d) Dicotyledonous root
Last Answer : (a) Monocotyledonous stem
Description : Vascular bundles in monocotyledons are considered closed because (a) there are no vessels with perforations (b) xylem is surrounded all around by phloem (c) a bundle sheath surrounds each bundle (d) cambium is absent.
Last Answer : (d) cambium is absent.
Description : What are bundle sheath extensions? What is their role?
Last Answer : Ans: The extensions of bundle sheath of leaf towards adaxial and abaxial sides of leaf are called as bundle sheath extensions. They help in conduction and providing mechanical strength.
Description : In the leaves of `C_(4)` plants, malic acid formation during `CO_(2)` fixation occurs in the cells of
Last Answer : In the leaves of `C_(4)` plants, malic acid formation during `CO_(2)` fixation occurs in the ... A. Epidermis B. Mesophyll C. Bundle sheath D. Phloem
Description : Cells which envelop nerve fibres and form myelin sheath around the axon are
Last Answer : Cells which envelop nerve fibres and form myelin sheath around the axon are
Description : Myelin sheath is produced by (a) astrocytes and Schwann cells (b) oligodendrocytes and osteoclasts (c) osteoclasts and astrocytes (d) Schwann cells and oligodendrocytes.
Last Answer : (d) Schwann cells and oligodendrocytes.
Description : Myelin sheath is produced by : (1) Astrocytes and Schwann cells (2) Oligodendrocytes and Osteoclasts (3) Osteoclasts and Astrocytes (4) Schwann cells and Oligodendrocytes
Last Answer : (4) Schwann cells and Oligodendrocytes
Description : Write the concentration of `CO_(2)` at which `C_(3) and C_(4)` plants shows saturation respectively.
Last Answer : Write the concentration of `CO_(2)` at which `C_(3) and C_(4)` plants shows saturation respectively.
Description : I got a bundle of zinnia plants but the heat has made them turn brown before I planted them can I still plant them
Last Answer : Yes. Just make sure that when you plant them to add plenty of luke warm water to the roots. Do not use cold water, as the shock will make sure they will die. -Birdy
Description : The process which makes major difference between `C_(3)` and `C_(4)` plants is
Last Answer : The process which makes major difference between `C_(3)` and `C_(4)` plants is A. Photorespiration B. Respiration C. Glycopsis D. Calvin cycle
Description : A process that makes important difference between `C_(3)` and `C_(4)` plants is
Last Answer : A process that makes important difference between `C_(3)` and `C_(4)` plants is A. Glycolysis B. Photosynthesis C. Photorespiration D. Transpiration
Description : The `C_(4)` plants are photosynthesis more efficient then `C_(3)` plant because
Last Answer : The `C_(4)` plants are photosynthesis more efficient then `C_(3)` plant because ... photorespiration is trapped and recycled through PEP carboxylase
Description : `C_(4)` plants are more efficient in photosynthesis than `C_(3)` plants due to
Last Answer : `C_(4)` plants are more efficient in photosynthesis than `C_(3)` plants due to A. ... Presence of larger number of chloroplasts in the leaf cells
Description : Photosynthesis in `C_(4)` plants is relatively less limited by atmospheric `CO_(2)` levels because
Last Answer : Photosynthesis in `C_(4)` plants is relatively less limited by atmospheric `CO_(2)` levels because A. ... 4)` plants has higher affinity for `CO_(2)`
Description : In `C_(3)` plants, the first stable product of photosynthesis during dark reaction is
Last Answer : In `C_(3)` plants, the first stable product of photosynthesis during dark reaction is A. ... acid C. Oxaloacetic acid D. 3-Phosphoglyceric acid
Description : As compared to a `C_(3)` plant, how many additional molecules of ATP are needed for net production of one molecule hexose sugar by `C_(4)` plants
Last Answer : As compared to a `C_(3)` plant, how many additional molecules of ATP are needed for net production of one ... plants A. Two B. Six C. Zero D. Twelve
Description : Photorespiratioin in `C_(3)` plants starts from
Last Answer : Photorespiratioin in `C_(3)` plants starts from A. Phosphoglycerate B. Glycerate C. Glycine D. Phosphoglycolate
Last Answer : In `C_(3)` plants, the first stable product of photosynthesis during dark reaction is A ... Phosphoglyceric acid (PGA) D. Phosphoglyceraldehyde (PGAL)
Description : In `C_(4)` plants, Calvin cycle operates in
Last Answer : In `C_(4)` plants, Calvin cycle operates in A. Grana of mesophyll chloroplasts B. ... Bundle sheath cells chloroplasts D. Wrong statements wrong
Description : The initial `CO_(2)` acceptor in `C_(4)` plants is
Last Answer : The initial `CO_(2)` acceptor in `C_(4)` plants is A. Phosphoglyceraldehyde B. Ribulose monophosphate C. Phosphonel pyruvate D. Ribulose diphosphate
Description : The `C_(4)`-plants are different from the `C_(3)`-plants with reference to the
Last Answer : The `C_(4)`-plants are different from the `C_(3)`-plants with reference to the A. Type ... `CO_(2)` in carbon assimilation and first stable product
Description : The first carbon dioxide accptor in `C_(4)` plants is
Last Answer : The first carbon dioxide accptor in `C_(4)` plants is A. Phosphoenol pyruvate B. Oxaloacetic acid C. Phosphoglyceric acid D. Pibulose 1,5-diphosphate
Description : The carbon dioxide acceptor in Calvin cycle/ `C_(3)`- plants is
Last Answer : The carbon dioxide acceptor in Calvin cycle/ `C_(3)`- plants is A. PEP B. RuBP C. PGA D. NADP
Description : The first stable compound formed in photosynthesis of `C_(3)` plants is
Last Answer : The first stable compound formed in photosynthesis of `C_(3)` plants is A. Phosphoglyceric acid B. Starch C. Pyruvic acid D. Ribulose diphosphate
Description : In `C_(4)` plants , initial `CO_(2)` fixation takes place in the chloroplasts of
Last Answer : In `C_(4)` plants , initial `CO_(2)` fixation takes place in the chloroplasts of A. Gurad cells B. Mesophyll cells C. Spongy tissue D. Bundle sheath
Description : Low -temperature sensitivity of `C_(4)` plants aer due to
Last Answer : Low -temperature sensitivity of `C_(4)` plants aer due to A. PEP synthetase B. PEPCO C. RuBisCO D. Malate dehydrogenase
Description : In `C_(4)` plants , the first product is
Last Answer : In `C_(4)` plants , the first product is A. 3-PGA B. OAA C. Malic acid D. Glutamic acid
Last Answer : The initial `CO_(2)` acceptor in `C_(4)` plants is A. PEP B. PGA C. RuBP D. Pyruvate
Description : `C_(2)` plants differ from `C_(3)` plants with respect to
Last Answer : `C_(2)` plants differ from `C_(3)` plants with respect to A. First product B. Substrate which ... C. Number of ATP molecules consmed D. All the above
Description : The family in which many plants are `C_(4)` type
Last Answer : The family in which many plants are `C_(4)` type A. Papaya B. Pea C. Potato D. Maize/corm
Description : The first stable product in `CAM//C_(4)` plants is
Last Answer : The first stable product in `CAM//C_(4)` plants is A. Starch B. Oxalo-acetic acid C. Sugar D. Malic acid
Description : In `C_(4)`-Plants, Calvin cycle enzymes are absent in
Last Answer : In `C_(4)`-Plants, Calvin cycle enzymes are absent in A. Mesophyll chloroplasts B. ... C. Guard cell chloroplasts D. Epidermal chloroplasts
Description : `C_(4)` plants are spacial, They have special type of (A)_____ they tolerate (B)____,they show a response to (C)______, they lack a process called (D)
Last Answer : `C_(4)` plants are spacial, They have special type of (A)_____ they tolerate (B)____,they show ... a process called (D)_____ and have greater (E)____
Description : What is Myelin Sheath ?
Last Answer : : A layer of isolated fatty substance beneath the neurallama is called myelin sheath .
Description : Myelin sheath is the covering of
Last Answer : Myelin sheath is the covering of A. Muscle cell B. Axon C. Blood vessels D. Osteocyte
Description : Bundles of striated muscle fibres called fasciculi are surrounded by a sheath called :-
Last Answer : Bundles of striated muscle fibres called fasciculi are surrounded by a sheath called :- A. Epimysium B. Perimysium C. Exomysium D. Endomysium
Description : In Maize grain, plumule is covered by protective sheath called
Last Answer : In Maize grain, plumule is covered by protective sheath called A. Coeorhiza B. Coleoptile C. Tegmen D. Scutellum
Description : Gap between two adjacent myelinn sheath are known as
Last Answer : Gap between two adjacent myelinn sheath are known as