UPSC Biology Plant Physiology Question Bank

done Tissue, Physiology of Plants and Animals Total Questions - 45

• question_answer1)
  Meristematic tissues are found in
  A)
  only stems of the plants done clear
  B)
  both roots and stems done clear
  C)
  in all growing tips of the plant body done clear
  D)
  only roots of the plants done clear
  View Solution play_arrow

• question_answer2)
        The process of formation of blood corpuscles is called
  A)
  haemopoiesis    done clear
  B)
           heamolysis done clear
  C)
  heamozoin              done clear
  D)
           None of these done clear
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• question_answer3)
        Largest number of neuron cell is present in human body in
  A)
  retina                     done clear
  B)
           spinal cord done clear
  C)
  brain          done clear
  D)
           tongue done clear
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• question_answer4)
        Nucleated part of nerve cell is called
  A)
  axon                      done clear
  B)
           dendrites done clear
  C)
  cyton          done clear
  D)
           None of the above done clear
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• question_answer5)
        The chief function of vessels in the plant body is
  A)
  to translocate food material done clear
  B)
  to conduct water and mineral salts done clear
  C)
  to support- living cells done clear
  D)
  all above done clear
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• question_answer6)
        Which of the following is an epidermal cell
  A)
  Guard cells        done clear
  B)
           Root hairs done clear
  C)
  Trichome        done clear
  D)
           All of these done clear
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• question_answer7)
        The muscles in stomach are.
  A)
  voluntary         done clear
  B)
           involuntary done clear
  C)
  Cardior                  done clear
  D)
           None of the above done clear
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• question_answer8)
        Cavity or lumen is narrow in
  A)
  Sclerenchyma    done clear
  B)
           Parenchyma done clear
  C)
  Collenchyma     done clear
  D)
           Tracheids done clear
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• question_answer9)
        Which tissue does lack blood supply and heals slowly?
  A)
  nervous                  done clear
  B)
           muscle done clear
  C)
  cartilage      done clear
  D)
           bone done clear
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• question_answer10)
        Nervous tissue is not found in
  A)
  brain                      done clear
  B)
           spinal cord done clear
  C)
  tendons       done clear
  D)
           nerves done clear
  View Solution play_arrow

• question_answer11)
        The dead element present in the phloem is
  A)
  companion cells done clear
  B)
  phloem fibres done clear
  C)
  phloem parenchyma done clear
  D)
  sieve tube done clear
  View Solution play_arrow

• question_answer12)
        Girth of stem increases due to
  A)
  apical meristem done clear
  B)
  lateral meristem done clear
  C)
  intercalary meristem done clear
  D)
  vertical meristem done clear
  View Solution play_arrow

• question_answer13)
        The pH of blood is.
  A)
  Acidic                    done clear
  B)
           Alkaline done clear
  C)
  Slightly alkaline done clear
  D)
           None of the above done clear
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• question_answer14)
        Which of the following tissues has dead cells?
  A)
  Parenchyma     done clear
  B)
           Sclerenchyma done clear
  C)
  Collenchyma    done clear
  D)
           Epithelial tissue done clear
  View Solution play_arrow

• question_answer15)
        The muscles in stomach are.
  A)
  voluntary        done clear
  B)
           involuntary done clear
  C)
  Cardior                  done clear
  D)
           None of the above done clear
  View Solution play_arrow

• question_answer16)
        Find the true statement:
  A)
  Meristematic cells are not compactly arranged. done clear
  B)
  Collenchyma is not a simple tissue. done clear
  C)
  the term histology was coined by Meyer done clear
  D)
  None of these done clear
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• question_answer17)
        The chief function of vessels in the plant body is
  A)
  to translocate food material done clear
  B)
  to conduct water and mineral salts done clear
  C)
  to support living cells done clear
  D)
  all above done clear
  View Solution play_arrow

• question_answer18)
        A tissue is a group of cells which are
  A)
  similar in origin, but dissimilar in form and function. done clear
  B)
  dissimilar in origin, form and function. done clear
  C)
  dissimilar in origin, but similar in form and function. done clear
  D)
  similar in origin, form and function. done clear
  View Solution play_arrow

• question_answer19)
        Various functions like photosynthesis, storage, excretion performed by _________.
  A)
  Sclerenchyma         done clear
  B)
  parenchyma done clear
  C)
  Collenchyma    done clear
  D)
           Aerenchyma done clear
  View Solution play_arrow

• question_answer20)
        Lignin is the important constituent in the cell wall of
  A)
  phloem                  done clear
  B)
           parenchyma done clear
  C)
  xylem          done clear
  D)
           cambium done clear
  View Solution play_arrow

• question_answer21)
        Main function of lenticel is
  A)
   transpiration     done clear
  B)
                     guttation done clear
  C)
  gaseous exchange    done clear
  D)
  both [a] & [c] done clear
  View Solution play_arrow

• question_answer22)
        Cork is formed from
  A)
  phellogen    done clear
  B)
           vascular cambium done clear
  C)
  phloem                  done clear
  D)
           xylem done clear
  View Solution play_arrow

• question_answer23)
  Which of the following statement(s) is/are correct about the ground tissue system?

  (i) All tissues except epidermis and vascular bundles constitute the ground tissue.

  (ii) It consists of xylem and phloem.

  (iii) In leaves, it consists of thin - walled chloroplast containing cells called mesophyll.

   
  A)
  Only (i) done clear
  B)
  Both (i) and (iii) done clear
  C)
  Both (ii) and (iii) done clear
  D)
  All of these done clear
  View Solution play_arrow

• question_answer24)
        Roots develop from parts of the plant other than radicle are called
  A)
  tap roots         done clear
  B)
                     fibrous roots done clear
  C)
  adventitious roots    done clear
  D)
  nodular roots done clear
  View Solution play_arrow

• question_answer25)
        Root hairs develop from
  A)
  region of maturation done clear
  B)
  region of elongation done clear
  C)
  region of meristematic activity done clear
  D)
  root cap done clear
  View Solution play_arrow

• question_answer26)
        Alternate type of phyllotaxy is found in
  A)
  china rose       done clear
  B)
                     mustard done clear
  C)
  sunflower                done clear
  D)
           all of these done clear
  View Solution play_arrow

• question_answer27)
         Which one of the following process releases a carbon dioxide molecule?
  A)
  Glycolysis done clear
  B)
  Lactic acid fermentation done clear
  C)
  Alcohol fermentation done clear
  D)
  Hydrolysis of glycogen done clear
  View Solution play_arrow

• question_answer28)
  Total number of ATP consume during Kerb's cycle is
  A)
  0               done clear
  B)
  1 done clear
  C)
  2                           done clear
  D)
  3 done clear
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• question_answer29)
        Day neutral plants relate to
  A)
  loss of activity during day time. done clear
  B)
  flowering in all possible photoperiods. done clear
  C)
  overactive during day time. done clear
  D)
  no flowering in any photoperiods. done clear
  View Solution play_arrow

• question_answer30)
       

  	Column-I		Column-II
  A.	Auxin	I.	Fruit ripening
  B.	Cytokinins	II.	Apical dominance
  C.	Abscisic acid	III.	Antagonist to GAs
  D.	Ethylene Closing	IV.	Stomatal opening and
  		V.	Growth of lateral buds

   
  A)
  A-IV;  B-V;  C-III;  D-I done clear
  B)
  A-II;  B-IV;  C-III, IV;  D-I done clear
  C)
  A-II;  B-V;  C-III, IV;  D-I done clear
  D)
  A-III, IV;  B-V;  C-II;  D-I done clear
  View Solution play_arrow

• question_answer31)
       

  	Column-I		Column - II
  A.	Isotonic	I.	External solution is more concentrated
  B.	Hypotonic	II.	Shrinkage of protoplasm
  C.	Hypertonic	III.	Solution is more dilute than the cytoplasm
  D.	Plasmolysis	IV.	Two solutions have the same osmolarity

   
  A)
  A-II;  B-I;  C-IV;  D-III done clear
  B)
  A-IV;  B-III;  C-I;  D-II done clear
  C)
  A-III;  B-I;  C-IV;  D-II done clear
  D)
  A-II;  B-III;  C-IV;  D-I done clear
  View Solution play_arrow

• question_answer32)
        Cloves, used as a spice, are derived from which of the following plant parts? [CDS]
  A)
   Seeds                    done clear
  B)
           Fruits done clear
  C)
  Flower buds done clear
  D)
           Young leaves done clear
  View Solution play_arrow

• question_answer33)
       

  	List-I		List-II [IAS Prelim]
  A.	Fruit	1.	Ovule
  B.	Seed	2.	Leaf
  C.	Wood	3.	Stem
  D.	Starch	4.	Ovary

  A)
  A-2;   B-1;   C-3;   D- 4                        done clear
  B)
  A-4;   B-1;   C-3;   D-2 done clear
  C)
  A-2;   B-3;   C-1;   D-4 done clear
  D)
  A-4;   B-3;   C-1;   D-2 done clear
  View Solution play_arrow

• question_answer34)
        The involvement of which one of the following is essential in the control of blood sugar? [NDA]
  A)
  Adrenal       done clear
  B)
           Pancreas done clear
  C)
  Parathyroid done clear
  D)
           Spleen done clear
  View Solution play_arrow

• question_answer35)
  Which one of the following pairs is not correctly matched: [NDA]
  A)
  Loop of Heni   :   Kidney done clear
  B)
  Fallopian tube   :   Female reproductive system done clear
  C)
  Epididymis   :   Male reproductive system done clear
  D)
  Cowper's gland   :   Intestine done clear
  View Solution play_arrow

• question_answer36)
        Which one of the following glands produces insulin in human body? [NDA]
  A)
  Liver            done clear
  B)
           Pancreas done clear
  C)
  Spleen          done clear
  D)
           Pituitary done clear
  View Solution play_arrow

• question_answer37)
        A surge of which hormone stimulates ovulation in human females? [NDA]
  A)
  Luteinizing hormone done clear
  B)
  Estrogen done clear
  C)
  Follicle stimulating hormone done clear
  D)
  Progesterone done clear
  View Solution play_arrow

• question_answer38)
        Which one of the following is an enzyme? [NDA]
  A)
  Gastrin        done clear
  B)
           Keratin done clear
  C)
  Trypsin        done clear
  D)
  Vasopressin done clear
  View Solution play_arrow

• question_answer39)
        Due to accumulation of which one of the following, joggers experience pain in their leg muscles after running? [NDA]
  A)
  Lactic acid                       done clear
  B)
  Acetic acid done clear
  C)
  Malic acid              done clear
  D)
           Citric acid done clear
  View Solution play_arrow

• question_answer40)
        A typical human ribcage consists of how many ribs? [NDA]
  A)
  12           done clear
  B)
                     14 done clear
  C)
  16                done clear
  D)
                     24 done clear
  View Solution play_arrow

• question_answer41)
        Biological catalysts in living organisms are known as [NDA]
  A)
  hormones     done clear
  B)
           vitamins done clear
  C)
  steroids         done clear
  D)
           enzymes done clear
  View Solution play_arrow

• question_answer42)
        Cure to spinal injury is likely to emerge from [NDA]
  A)
  gene therapy   done clear
  B)
           stem cell therapy done clear
  C)
  xenograft                done clear
  D)
           transfusion done clear
  View Solution play_arrow

• question_answer43)
        Which one among the following statements about stomach is not correct? [NDA]
  A)
  Stomach acts as a temporary reservoir done clear
  B)
  Stomach mixes food with gastric juice done clear
  C)
  Stomach secretes lipase and amylase in gastric juice done clear
  D)
  Rate of stomach emptying depends on the type of food done clear
  View Solution play_arrow

• question_answer44)
        Which one among the following statements is correct? [NDA]
  A)
  All arteries carry oxygenated blood done clear
  B)
  All veins carry oxygenated blood done clear
  C)
  Except the pulmonary artery, all other arteries carry oxygenated blood done clear
  D)
  Except the pulmonary vein, all other veins carry oxygenated blood done clear
  View Solution play_arrow

• question_answer45)
        Which one among the following is the hardest part of our body? [NDA]
  A)
  Skull bones of head done clear
  B)
  Thumb nails done clear
  C)
  Enamel of teeth done clear
  D)
  Spinal vertebra done clear
  View Solution play_arrow