NEET Biology Photosynthesis in Higher Plants Question Bank

done \[{{C}_{4}}\] \ CAM \ Photorespiration Total Questions - 63

• question_answer1)
  The family in which many plants are\[{{C}_{4}}\]type
  A)
  Malvaceae done clear
  B)
  Solanaceae done clear
  C)
  Crucifereae done clear
  D)
  Graminae done clear
  View Solution play_arrow

• question_answer2)
  The enzymes of dark reaction in\[{{C}_{4}}\]plants are found in
  A)
  Bundle sheath chloroplast done clear
  B)
  Mesophyll chloroplast done clear
  C)
  Both [a] and [b] done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer3)
  Which of the chloroplast does not contain grana
  A)
  Pea leaf done clear
  B)
  Hydrophytic stem done clear
  C)
  Bundle sheath of sugarcane leaf done clear
  D)
  Mesophyll of grasses done clear
  View Solution play_arrow

• question_answer4)
   Conversion of oxaloacetic acid into malic acid is
  A)
  Oxidation done clear
  B)
  Reduction done clear
  C)
  Carboxylation done clear
  D)
  Hydroxylation done clear
  View Solution play_arrow

• question_answer5)
  Which of the following enzyme is responsible for the conversion of oxaloacetic acid into malic acid
  A)
  PEP oxidase done clear
  B)
  PEP reductase done clear
  C)
  PEP dismutase done clear
  D)
  Malate dehydrogenase done clear
  View Solution play_arrow

• question_answer6)
  Which of the following is required for transformation of oxaloacetic acid into malic acid
  A)
  NADP done clear
  B)
  \[NADP{{H}_{2}}\] done clear
  C)
  Both [a] and [b] done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer7)
  In succulent xerophytes, there is accumulation of malic acid in night, this path of\[C{{O}_{2}}\]metabolism is called
  A)
  Beta carboxylation done clear
  B)
  Hatch and Slack cycle done clear
  C)
  Crassulacean acid metabolism done clear
  D)
  Calvin cycle done clear
  View Solution play_arrow

• question_answer8)
  In\[{{C}_{4}}\]plants mesophyll cells are connected with bundle sheath cells with the help of
  A)
  Cytoplasmic connections done clear
  B)
  Special connecting tissues done clear
  C)
  Plasmodesmata done clear
  D)
  Connection is not essential done clear
  View Solution play_arrow

• question_answer9)
  Which of the plants can show CAM cycle
  A)
  Members of graminae done clear
  B)
  Members of cactaceae done clear
  C)
  Members of chenopodiaceae done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer10)
  Which of the following is shown by CAM plants
  A)
  Light acidification done clear
  B)
  Dark deacidification done clear
  C)
  Dark acidification done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer11)
  The energy wastage occurs during [MP PMT 1988]
  A)
  Dark respiration done clear
  B)
  Photosynthesis done clear
  C)
  Glycolysis done clear
  D)
  Photorespiration done clear
  View Solution play_arrow

• question_answer12)
  In case of\[{{C}_{4}}\]pathway [MP PMT 1989; BHU 1982; CPMT 1994; EAMCET 1995]
  A)
  \[C{{O}_{2}}\]combines with PGA done clear
  B)
  \[C{{O}_{2}}\]combines with PEP done clear
  C)
  \[C{{O}_{2}}\]combines with RuDP done clear
  D)
  \[C{{O}_{2}}\]combines with  RMP done clear
  View Solution play_arrow

• question_answer13)
  Which one is a\[{{C}_{4}}\]plant [BHU 1979, 82; DPMT 1984; CBSE PMT 1988; MP PMT 1993, 95]
  A)
  Papaya done clear
  B)
  Pea done clear
  C)
  Potato done clear
  D)
  Maize done clear
  View Solution play_arrow

• question_answer14)
  \[{{C}_{4}}\]plants are also known as [MP PMT 1986]
  A)
  Hatch and Slack type done clear
  B)
  Calvin type done clear
  C)
  Calvin and Bassham type done clear
  D)
  Emerson type done clear
  View Solution play_arrow

• question_answer15)
  In \[{{C}_{4}}\]plants, Calvin cycle occurs in [CBSE PMT 1989, 94; CPMT 2005]
  A)
  Stroma of bundle sheath chloroplast done clear
  B)
  Mesophyll chloroplast done clear
  C)
  Grana of bundle sheath chloroplast done clear
  D)
  Does not occur as \[C{{O}_{2}}\]is fixed mainly by PEP and no \[C{{O}_{2}}\]is left for Calvin cycle done clear
  View Solution play_arrow

• question_answer16)
  Tropical plant like sugarcane show high efficiency of\[C{{O}_{2}}\]fixation because of [BHU 1978, 82; MP PMT 1986, 87, 90]
  A)
  Calvin cycle done clear
  B)
  Hatch and Slack cycle done clear
  C)
  EMP pathway done clear
  D)
  TCA cycle done clear
  View Solution play_arrow

• question_answer17)
  \[{{C}_{4}}\]photosynthesis does not occur in [MP PMT 1990, 2000; CPMT 1994]
  A)
  Zea mays done clear
  B)
  Saccharum munja done clear
  C)
  Saccharum officinarum done clear
  D)
  Euphorbia splendens done clear
  View Solution play_arrow

• question_answer18)
  Which of the following is \[C{{O}_{2}}\] acceptor in \[{{C}_{4}}\] plants [CPMT 1986,2004; AMU 1987; CBSE PMT 1990;                     BHU 1994, 2000; MP PMT 1996; CPMT 1998; Orissa PMT 2002; BVP 2002]
  A)
  Phosphoenol pyruvate (PEP) done clear
  B)
  Ribulose 1, 5 diphosphate (RuDP) done clear
  C)
  Oxaloacetic acid (OAA) done clear
  D)
  Phosphoglyceric acid (PGA) done clear
  View Solution play_arrow

• question_answer19)
  Which of the following cycle shows oxaloacetic acid as first stable product
  A)
  Calvin cycle done clear
  B)
  Hatch and Slack cycle done clear
  C)
  \[{{C}_{2}}\]cycle done clear
  D)
  None of the above done clear
  View Solution play_arrow

• question_answer20)
  Kranz type of anatomy is found in [CBSE PMT 1990; CPMT 1986; AMU 1986; RPMT 1995, 97]
  A)
  \[{{C}_{2}}\]plants done clear
  B)
  \[{{C}_{3}}\]plants done clear
  C)
  \[{{C}_{4}}\]plants done clear
  D)
  CAM plants done clear
  View Solution play_arrow

• question_answer21)
  Which of the following is a CAM plant
  A)
  Maize done clear
  B)
  Sugarcane done clear
  C)
  Agave done clear
  D)
  Mango done clear
  View Solution play_arrow

• question_answer22)
   \[{{C}_{4}}\]plants are adapted to [AIIMS 1984, BHU 2002]
  A)
  Hot and dry climate done clear
  B)
  Temperate climate done clear
  C)
  Cold and dry climate done clear
  D)
  Hot and humid climate done clear
  View Solution play_arrow

• question_answer23)
  Which one of the following  is wrong in relation to photorespiration [CBSE PMT 2003]
  A)
  It is a characteristic of\[{{C}_{3}}\]plants done clear
  B)
  It occurs in chloroplasts done clear
  C)
  It occurs in day time only done clear
  D)
  It is a characteristic of\[{{C}_{4}}\]plants done clear
  View Solution play_arrow

• question_answer24)
  Atriplex spongiosa is a
  A)
  \[{{C}_{3}}\]plant done clear
  B)
  \[{{C}_{4}}\]plant done clear
  C)
  CAM plant done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer25)
  Dimorphism of chloroplast is found in
  A)
  \[{{C}_{4}}\]plants done clear
  B)
  \[{{C}_{3}}\]plants done clear
  C)
  CAM plants done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer26)
  In CAM cycle, during formation of maleic acid, stomata remains
  A)
  Open done clear
  B)
  Closed done clear
  C)
  Semiopen done clear
  D)
  Always closed done clear
  View Solution play_arrow

• question_answer27)
  Which one of the following is \[{{C}_{4}}\] plant
  A)
  Spirogyra done clear
  B)
  Pinus done clear
  C)
  Sorghum done clear
  D)
  Funaria done clear
  View Solution play_arrow

• question_answer28)
  Agranal chloroplasts occur in certain [MP PMT 1995, 98]
  A)
  Succulents done clear
  B)
  \[{{C}_{4}}\]plants done clear
  C)
  Hydrophytes done clear
  D)
  \[{{C}_{3}}\]plants done clear
  View Solution play_arrow

• question_answer29)
  Which of the following is essential for the normal growth of \[{{C}_{4}}\] plants
  A)
  Silicon (100 m) done clear
  B)
  Vanadium\[(100\mu m)\] done clear
  C)
  Sodium (100 m) done clear
  D)
  Barium (100 m) done clear
  View Solution play_arrow

• question_answer30)
  Which of the following plants stand intermediate between\[{{C}_{3}}\]and\[{{C}_{4}}\]plants
  A)
  Triticum aestivum done clear
  B)
  Zea mays done clear
  C)
  Panicum milioides done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer31)
  The mean photosynthetic rates of\[{{C}_{3}}\]and\[{{C}_{4}}\]plants per\[d{{m}^{2}}\]per hour are respectively
  A)
  10 mg and 20 mg done clear
  B)
  90 mg and 22 mg done clear
  C)
  22 mg and 75 mg done clear
  D)
  75 mg and 22 mg done clear
  View Solution play_arrow

• question_answer32)
  Water budget required to produce 1 gm of dry matter by\[{{C}_{3}}\]and\[{{C}_{4}}\]plant is approximately
  A)
  610 gm each done clear
  B)
  300 gm each done clear
  C)
  300 gm and 610 gm respectively done clear
  D)
  610 gm and 300 gm respectively done clear
  View Solution play_arrow

• question_answer33)
  Which of the following anatomical features characterize a\[{{C}_{4}}\]plant
  A)
  Chloroplast packed bundle sheath cells done clear
  B)
  Small-sized stomatal pores done clear
  C)
  More compact mesophyll with reduced intercellular spaces done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer34)
  Correlation between 'Kranz' anatomy and\[{{C}_{4}}\]path of\[C{{O}_{2}}\]assimilation was first established by
  A)
  Hill and Bendall done clear
  B)
  Calvin done clear
  C)
  Dowton and Treguna done clear
  D)
  Arnold done clear
  View Solution play_arrow

• question_answer35)
  The first \[C{{O}_{2}}\] acceptor in \[{{C}_{4}}\] cycle is [MHCET 2002]
  A)
  PGA done clear
  B)
  PEP done clear
  C)
  RuDP done clear
  D)
  DHA done clear
  View Solution play_arrow

• question_answer36)
  Members of family Crassulaceae perform [MHCET 2004]
  A)
  \[{{C}_{3}}\] photosynthesis done clear
  B)
  CAM photosynthesis done clear
  C)
  \[{{C}_{4}}\]photosynthesis done clear
  D)
  All of the above done clear
  View Solution play_arrow

• question_answer37)
  How many types of photosynthetic cells occur in\[{{C}_{4}}\]plant
  A)
  One type done clear
  B)
  Two types done clear
  C)
  Four types done clear
  D)
  Eight types done clear
  View Solution play_arrow

• question_answer38)
  Which of the following cells of \[{{C}_{4}}\]plants are prominently loaded with starch
  A)
  Epidermal cells done clear
  B)
  Mesophyll cells done clear
  C)
  Bundle sheath cells done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer39)
  Which of the following is the main product in the photorespiration of\[{{C}_{3}}\]plants [CPMT 1999]
  A)
  Phosphoglycerate done clear
  B)
  Phosphoglycolate done clear
  C)
  Glycerate done clear
  D)
  Glycolate done clear
  View Solution play_arrow

• question_answer40)
  Sugarcane show high efficiency of \[C{{O}_{2}}\] fixation because of  [CPMT 2004]
  A)
  Calvin cycle done clear
  B)
  Hatch and Slack cycle done clear
  C)
  TCA cycle done clear
  D)
  Greater sunlight done clear
  View Solution play_arrow

• question_answer41)
  In \[{{C}_{4}}-\]plants, the carbon dioxide fixation occurs in [BHU 2004]
  A)
  Guard cells done clear
  B)
  Spongy cells done clear
  C)
  Palisade cells done clear
  D)
  Bundle sheath cells done clear
  View Solution play_arrow

• question_answer42)
  In \[{{C}_{4}}\]plants,\[C{{O}_{2}}\] combines with [BVP 2001]
  A)
  Phosphoglyceric acid done clear
  B)
  Ribulose biphosphate done clear
  C)
  Phosphoenol pyruvate done clear
  D)
  Phosphoglyceraldehyde done clear
  View Solution play_arrow

• question_answer43)
  Photosynthesis in \[{{C}_{4}}\]plants is relatively less limited by atmospheric \[C{{O}_{2}}\] levels because [CBS PMT 2005]
  A)
  Four carbon acids are the primary initial \[C{{O}_{2}}\] fixation products done clear
  B)
  The primary fixation of \[C{{O}_{2}}\] is mediated via PEP carboxylase done clear
  C)
  Effective pumping of \[C{{O}_{2}}\] into bundlesheath cells done clear
  D)
  Rubisco in \[{{C}_{4}}\]plants has higher affinity for \[C{{O}_{2}}\] done clear
  View Solution play_arrow

• question_answer44)
  Which of the following process shows light deacidification and night acidification
  A)
  CAM cycle done clear
  B)
  \[{{C}_{3}}\]cycle done clear
  C)
  \[{{C}_{4}}\]cycle done clear
  D)
  All the above done clear
  View Solution play_arrow

• question_answer45)
  CAM photosynthesis occurs in plants with [MP PMT 1993]
  A)
  Thin green leaves with reticulate venation done clear
  B)
  Thin green leaves with parallel venation done clear
  C)
  Fleshy green leaves done clear
  D)
  Thin coloured leaves done clear
  View Solution play_arrow

• question_answer46)
  In which type of plants PEP is th\[C{{O}_{2}}\]e receptor  [CPMT 1998]
  A)
  \[{{C}_{3}}\] done clear
  B)
  \[{{C}_{4}}\] done clear
  C)
  Both [a] and [b] done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer47)
  In sugarcane plant \[^{14}C{{O}_{2}}\] is fixed in malic acid, in which the enzyme that fixes \[C{{O}_{2}}\]is [CBSE PMT 1999]
  A)
  Fructose phosphatase done clear
  B)
  Ribulose biphosphate carboxylase done clear
  C)
  Phosphoenol pyruvic acid carboxylase done clear
  D)
  Ribulose phosphate kinase done clear
  View Solution play_arrow

• question_answer48)
  Which of the following is not a\[{{C}_{4}}\]plant
  A)
  Sugarcane done clear
  B)
  Maize done clear
  C)
  Sorghum done clear
  D)
  Wheat done clear
  View Solution play_arrow

• question_answer49)
  Which of the statements is not true of the \[{{C}_{4}}\] pathway [AIEEE 2004]
  A)
  It requires more energy than the \[{{C}_{3}}\] pathway for production of glucose done clear
  B)
  It overcomes loss due to photorespiration done clear
  C)
  The \[C{{O}_{2}}\] acceptor is a \[{{C}_{3}}\] compound done clear
  D)
  It is inhibited by high \[C{{O}_{2}}\] concentration done clear
  View Solution play_arrow

• question_answer50)
  Photorespiration is called [MHCET 2000]
  A)
  \[{{C}_{2}}\] cycle done clear
  B)
  \[{{C}_{3}}\] cycle done clear
  C)
  \[{{C}_{4}}\]cycle done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer51)
  The first reaction in photorespiraton is  [RPMT 1999; CBSE PMT 2000; CPMT 2001]
  A)
  Carboxylation done clear
  B)
  Decarboxylation done clear
  C)
  Oxygenation done clear
  D)
  Phosphorylation done clear
  View Solution play_arrow

• question_answer52)
  In photorespiration glycolate is converted to \[C{{O}_{2}}\]and serine in  [AIEEE 2003]
  A)
  Chloroplasts done clear
  B)
  Peroxisomes done clear
  C)
  Vacuoles done clear
  D)
  Mitochondria done clear
  View Solution play_arrow

• question_answer53)
  No. of carboxylation in \[{{C}_{4}}\]cycle is/are [DPMT 2003]
  A)
  1 done clear
  B)
  2 done clear
  C)
  5 done clear
  D)
  3 done clear
  View Solution play_arrow

• question_answer54)
  In Hatch and Slack pathway [BHU 2003]
  A)
  Chloroplast are of same type done clear
  B)
  Occurs in Kranz anatomy where mesophyll have small chloroplast whereas bundle sheath have agranal chloroplast done clear
  C)
  Occurs in Kranz anatomy when mesophyll have small chloroplast where a bundle sheath have larger chloroplast done clear
  D)
  Kranz anatomy where mesophyll cell are diffused done clear
  View Solution play_arrow

• question_answer55)
  Photorespiration takes place only in [MHCET 2003]
  A)
  Lysosomes of plant cell done clear
  B)
  Green parts of the plant done clear
  C)
  Mitochondria of plant cell done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer56)
  Peroxisomes are found in [Orissa JEE 2005]
  A)
  Bundle sheath done clear
  B)
  Endospem done clear
  C)
  Mesophyll cells done clear
  D)
  Vascular bundle done clear
  View Solution play_arrow

• question_answer57)
  Peroxisome are related with [MP PMT 2005; AMU 2005]
  A)
  Photosynthesis done clear
  B)
  Photorespiration done clear
  C)
  Respiration done clear
  D)
  None done clear
  View Solution play_arrow

• question_answer58)
  Photorespiration takes place is [CPMT 2005]
  A)
  Chloroplast, mitochondria done clear
  B)
  Mitochondria, peroxisome done clear
  C)
  Chloroplasts, peroxisome, mitochondria done clear
  D)
  Chloroplasts, cytoplasm, mitochondria done clear
  View Solution play_arrow

• question_answer59)
  Which one is false about kranz anatomy [CPMT 2005]
  A)
  Bundle sheath have large chloroplast and less developed grana done clear
  B)
  Mesophyll cells have large chloroplast and more done clear
  C)
  It is found in Atriplex, sugarcane, maize done clear
  D)
  Plant having it have better photosynthesizing power than\[{{C}_{3}}\]plants done clear
  View Solution play_arrow

• question_answer60)
  \[{{C}_{4}}\]plant shows efficiency even in [Haryana PMT 2005]
  A)
  Low \[C{{O}_{2}}\]concentration done clear
  B)
  Low temperature done clear
  C)
  High \[{{O}_{2}}\]concentration done clear
  D)
  At low water done clear
  View Solution play_arrow

• question_answer61)
  Source of\[C{{O}_{2}}\]for photosynthesis during day in CAM plant is [CPMT 2005]
  A)
  3-PGA done clear
  B)
  Malic acid done clear
  C)
  Oxalo-acetic acid done clear
  D)
  Pyruvate done clear
  View Solution play_arrow

• question_answer62)
  In maximum plants stomata open during day and closed in night. Its exception is [Pb. PMT 2004; AMU 2005]
  A)
  Crassulacean acid metabolism plants done clear
  B)
  \[{{C}_{3}}\]plants done clear
  C)
  \[{{C}_{4}}\]plants done clear
  D)
  None of these done clear
  View Solution play_arrow

• question_answer63)
  .............is a CAM plant [Orissa JEE 2005]
  A)
  Maize done clear
  B)
  Pineapple done clear
  C)
  Onion done clear
  D)
  Pea done clear
  View Solution play_arrow